diff --git a/configure b/configure
index 54110bc47..aa5510ffc 100755
--- a/configure
+++ b/configure
@@ -1,11 +1,11 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.72 for MacPorts 2.12.99.
+# Generated by GNU Autoconf 2.73 for MacPorts 2.12.99.
 #
 # Report bugs to <macports-dev@lists.macports.org>.
 #
 #
-# Copyright (C) 1992-1996, 1998-2017, 2020-2023 Free Software Foundation,
+# Copyright (C) 1992-1996, 1998-2017, 2020-2026 Free Software Foundation,
 # Inc.
 #
 #
@@ -22,7 +22,7 @@ then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
-  # is contrary to our usage.  Disable this feature.
+  # contradicts POSIX and common usage.  Disable this.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
 else case e in #(
@@ -109,7 +109,7 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf '%s\n' "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
@@ -131,10 +131,13 @@ case $- in # ((((
   *x* ) as_opts=-x ;;
   * ) as_opts= ;;
 esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+case $# in # ((
+  0) exec $CONFIG_SHELL $as_opts "$as_myself" ;;
+  *) exec $CONFIG_SHELL $as_opts "$as_myself" "$@" ;;
+esac
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed 'exec'.
-printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
+printf '%s\n' "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
   fi
   # We don't want this to propagate to other subprocesses.
@@ -145,7 +148,7 @@ then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
-  # is contrary to our usage.  Disable this feature.
+  # contradicts POSIX and common usage.  Disable this.
   alias -g '\${1+\"\$@\"}'='\"\$@\"'
   setopt NO_GLOB_SUBST
 else case e in #(
@@ -255,22 +258,25 @@ case $- in # ((((
   *x* ) as_opts=-x ;;
   * ) as_opts= ;;
 esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+case $# in # ((
+  0) exec $CONFIG_SHELL $as_opts "$as_myself" ;;
+  *) exec $CONFIG_SHELL $as_opts "$as_myself" "$@" ;;
+esac
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed 'exec'.
-printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
+printf '%s\n' "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
 fi
 
     if test x$as_have_required = xno
 then :
-  printf "%s\n" "$0: This script requires a shell more modern than all"
-  printf "%s\n" "$0: the shells that I found on your system."
+  printf '%s\n' "$0: This script requires a shell more modern than all"
+  printf '%s\n' "$0: the shells that I found on your system."
   if test ${ZSH_VERSION+y} ; then
-    printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should"
-    printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later."
+    printf '%s\n' "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    printf '%s\n' "$0: be upgraded to zsh 4.3.4 or later."
   else
-    printf "%s\n" "$0: Please tell bug-autoconf@gnu.org and
+    printf '%s\n' "$0: Please tell bug-autoconf@gnu.org and
 $0: macports-dev@lists.macports.org about your system,
 $0: including any error possibly output before this
 $0: message. Then install a modern shell, or manually run
@@ -331,7 +337,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf '%s\n' "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -340,7 +346,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$as_dir" |
+printf '%s\n' X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -423,9 +429,9 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  printf "%s\n" "$as_me: error: $2" >&2
+  printf '%s\n' "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -452,7 +458,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X/"$0" |
+printf '%s\n' X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -498,7 +504,7 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+    { printf '%s\n' "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
   # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
   # already done that, so ensure we don't try to do so again and fall
@@ -512,29 +518,6 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
   exit
 }
 
-
-# Determine whether it's possible to make 'echo' print without a newline.
-# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
-# for compatibility with existing Makefiles.
-ECHO_C= ECHO_N= ECHO_T=
-case `echo -n x` in #(((((
--n*)
-  case `echo 'xy\c'` in
-  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
-  xy)  ECHO_C='\c';;
-  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
-       ECHO_T='	';;
-  esac;;
-*)
-  ECHO_N='-n';;
-esac
-
-# For backward compatibility with old third-party macros, we provide
-# the shell variables $as_echo and $as_echo_n.  New code should use
-# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
-as_echo='printf %s\n'
-as_echo_n='printf %s'
-
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -593,6 +576,7 @@ ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
 # Initializations.
 #
 ac_default_prefix=/usr/local
+ac_clean_CONFIG_STATUS=
 ac_clean_files=
 ac_config_libobj_dir=.
 LIBOBJS=
@@ -798,13 +782,13 @@ build_os
 build_vendor
 build_cpu
 build
+ECHO_T
+ECHO_N
+ECHO_C
 target_alias
 host_alias
 build_alias
 LIBS
-ECHO_T
-ECHO_N
-ECHO_C
 DEFS
 mandir
 localedir
@@ -993,7 +977,7 @@ do
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
       as_fn_error $? "invalid feature name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf '%s\n' "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1019,7 +1003,7 @@ do
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
       as_fn_error $? "invalid feature name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf '%s\n' "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1232,7 +1216,7 @@ do
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
       as_fn_error $? "invalid package name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf '%s\n' "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1248,7 +1232,7 @@ do
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
       as_fn_error $? "invalid package name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf '%s\n' "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1292,9 +1276,9 @@ Try '$0 --help' for more information"
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    printf "%s\n" "$as_me: WARNING: you should use --build, --host, --target" >&2
+    printf '%s\n' "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      printf "%s\n" "$as_me: WARNING: invalid host type: $ac_option" >&2
+      printf '%s\n' "$as_me: WARNING: invalid host type: $ac_option" >&2
     : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
@@ -1302,7 +1286,7 @@ Try '$0 --help' for more information"
 done
 
 if test -n "$ac_prev"; then
-  ac_option=--`echo $ac_prev | sed 's/_/-/g'`
+  ac_option=--`printf '%s\n' $ac_prev | sed 's/_/-/g'`
   as_fn_error $? "missing argument to $ac_option"
 fi
 
@@ -1310,7 +1294,7 @@ if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
     fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
-    *)     printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+    *)     printf '%s\n' "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
 
@@ -1374,7 +1358,7 @@ $as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_myself" : 'X\(//\)[^/]' \| \
 	 X"$as_myself" : 'X\(//\)$' \| \
 	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$as_myself" |
+printf '%s\n' X"$as_myself" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -1585,9 +1569,9 @@ if test "$ac_init_help" = "recursive"; then
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf '%s\n' "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf '%s\n' "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -1624,7 +1608,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
       echo &&
       $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+      printf '%s\n' "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi || ac_status=$?
     cd "$ac_pwd" || { ac_status=$?; break; }
   done
@@ -1634,9 +1618,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 MacPorts configure 2.12.99
-generated by GNU Autoconf 2.72
+generated by GNU Autoconf 2.73
 
-Copyright (C) 2023 Free Software Foundation, Inc.
+Copyright (C) 2026 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1660,7 +1644,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1668,7 +1652,7 @@ printf "%s\n" "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
@@ -1676,7 +1660,7 @@ printf "%s\n" "$ac_try_echo"; } >&5
 then :
   ac_retval=0
 else case e in #(
-  e) printf "%s\n" "$as_me: failed program was:" >&5
+  e) printf '%s\n' "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1 ;;
@@ -1700,7 +1684,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1708,7 +1692,7 @@ printf "%s\n" "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
@@ -1719,7 +1703,7 @@ printf "%s\n" "$ac_try_echo"; } >&5
 then :
   ac_retval=0
 else case e in #(
-  e) printf "%s\n" "$as_me: failed program was:" >&5
+  e) printf '%s\n' "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1 ;;
@@ -1742,7 +1726,7 @@ fi
 ac_fn_c_check_header_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 printf %s "checking for $2... " >&6; }
 if eval test \${$3+y}
 then :
@@ -1764,8 +1748,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
 esac
 fi
 eval ac_res=\$$3
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
+	       { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf '%s\n' "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_header_compile
@@ -1778,7 +1762,7 @@ ac_fn_check_decl ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   as_decl_name=`echo $2|sed 's/ *(.*//'`
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
 printf %s "checking whether $as_decl_name is declared... " >&6; }
 if eval test \${$3+y}
 then :
@@ -1818,8 +1802,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 esac
 fi
 eval ac_res=\$$3
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
+	       { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf '%s\n' "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_check_decl
@@ -1830,7 +1814,7 @@ printf "%s\n" "$ac_res" >&6; }
 ac_fn_c_check_func ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 printf %s "checking for $2... " >&6; }
 if eval test \${$3+y}
 then :
@@ -1882,8 +1866,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 esac
 fi
 eval ac_res=\$$3
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
+	       { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf '%s\n' "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_func
@@ -1900,7 +1884,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1908,7 +1892,7 @@ printf "%s\n" "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } > conftest.i && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
@@ -1916,7 +1900,7 @@ printf "%s\n" "$ac_try_echo"; } >&5
 then :
   ac_retval=0
 else case e in #(
-  e) printf "%s\n" "$as_me: failed program was:" >&5
+  e) printf '%s\n' "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
     ac_retval=1 ;;
@@ -1931,7 +1915,7 @@ for ac_arg
 do
   case $ac_arg in
   *\'*)
-    ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    ac_arg=`printf '%s\n' "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
   esac
   as_fn_append ac_configure_args_raw " '$ac_arg'"
 done
@@ -1943,7 +1927,7 @@ case $ac_configure_args_raw in
     ac_unsafe_z='|&;<>()$`\\"*?[ ''	' # This string ends in space, tab.
     ac_unsafe_a="$ac_unsafe_z#~"
     ac_safe_unquote="s/ '\\([^$ac_unsafe_a][^$ac_unsafe_z]*\\)'/ \\1/g"
-    ac_configure_args_raw=`      printf "%s\n" "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;;
+    ac_configure_args_raw=`      printf '%s\n' "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;;
 esac
 
 cat >config.log <<_ACEOF
@@ -1951,7 +1935,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by MacPorts $as_me 2.12.99, which was
-generated by GNU Autoconf 2.72.  Invocation command line was
+generated by GNU Autoconf 2.73.  Invocation command line was
 
   $ $0$ac_configure_args_raw
 
@@ -1991,7 +1975,7 @@ do
     */) ;;
     *) as_dir=$as_dir/ ;;
   esac
-    printf "%s\n" "PATH: $as_dir"
+    printf '%s\n' "PATH: $as_dir"
   done
 IFS=$as_save_IFS
 
@@ -2026,7 +2010,7 @@ do
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
     *\'*)
-      ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+      ac_arg=`printf '%s\n' "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
     1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
@@ -2055,31 +2039,22 @@ done
 { ac_configure_args0=; unset ac_configure_args0;}
 { ac_configure_args1=; unset ac_configure_args1;}
 
-# When interrupted or exit'd, cleanup temporary files, and complete
-# config.log.  We remove comments because anyway the quotes in there
-# would cause problems or look ugly.
-# WARNING: Use '\'' to represent an apostrophe within the trap.
-# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
-trap 'exit_status=$?
-  # Sanitize IFS.
-  IFS=" ""	$as_nl"
-  # Save into config.log some information that might help in debugging.
-  {
-    echo
-
-    printf "%s\n" "## ---------------- ##
-## Cache variables. ##
-## ---------------- ##"
-    echo
-    # The following way of writing the cache mishandles newlines in values,
+# Dump the cache to stdout.  It can be in a pipe (this is a requirement).
+ac_cache_dump ()
+{
+  # The following way of writing the cache mishandles newlines in values,
+# but we know of no workaround that is simple, portable, and efficient.
+# So, we kill variables containing newlines.
+# Ultrix sh set writes to stderr and can't be redirected directly,
+# and sets the high bit in the cache file unless we assign to the vars.
 (
-  for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do
+  for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do
     eval ac_val=\$$ac_var
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf '%s\n' "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -2088,67 +2063,95 @@ printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;}
       esac ;;
     esac
   done
+
   (set) 2>&1 |
-    case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #(
+    case $as_nl`(ac_space=' '; set) 2>&1` in #(
     *${as_nl}ac_space=\ *)
+      # 'set' does not quote correctly, so add quotes: double-quote
+      # substitution turns \\\\ into \\, and sed turns \\ into \.
       sed -n \
-	"s/'\''/'\''\\\\'\'''\''/g;
-	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p"
+	"s/'/'\\\\''/g;
+	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
       ;; #(
     *)
+      # 'set' quotes correctly as required by POSIX, so do not add quotes.
       sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
       ;;
     esac |
     sort
 )
-    echo
+}
 
-    printf "%s\n" "## ----------------- ##
+# Print debugging info to stdout.
+ac_dump_debugging_info ()
+{
+  echo
+
+  printf '%s\n' "## ---------------- ##
+## Cache variables. ##
+## ---------------- ##"
+  echo
+  ac_cache_dump
+  echo
+
+  printf '%s\n' "## ----------------- ##
 ## Output variables. ##
 ## ----------------- ##"
+  echo
+  for ac_var in $ac_subst_vars
+  do
+    eval ac_val=\$$ac_var
+    case $ac_val in
+    *\'*) ac_val=`printf '%s\n' "$ac_val" | sed "s/'/'\\\\\\\\''/g"`;;
+    esac
+    printf '%s\n' "$ac_var='$ac_val'"
+  done | sort
+  echo
+
+  if test -n "$ac_subst_files"; then
+    printf '%s\n' "## ------------------- ##
+## File substitutions. ##
+## ------------------- ##"
     echo
-    for ac_var in $ac_subst_vars
+    for ac_var in $ac_subst_files
     do
       eval ac_val=\$$ac_var
       case $ac_val in
-      *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      *\'*) ac_val=`printf '%s\n' "$ac_val" | sed "s/'/'\\\\\\\\''/g"`;;
       esac
-      printf "%s\n" "$ac_var='\''$ac_val'\''"
+      printf '%s\n' "$ac_var='$ac_val'"
     done | sort
     echo
+  fi
 
-    if test -n "$ac_subst_files"; then
-      printf "%s\n" "## ------------------- ##
-## File substitutions. ##
-## ------------------- ##"
-      echo
-      for ac_var in $ac_subst_files
-      do
-	eval ac_val=\$$ac_var
-	case $ac_val in
-	*\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
-	esac
-	printf "%s\n" "$ac_var='\''$ac_val'\''"
-      done | sort
-      echo
-    fi
-
-    if test -s confdefs.h; then
-      printf "%s\n" "## ----------- ##
+  if test -s confdefs.h; then
+    printf '%s\n' "## ----------- ##
 ## confdefs.h. ##
 ## ----------- ##"
-      echo
-      cat confdefs.h
-      echo
-    fi
-    test "$ac_signal" != 0 &&
-      printf "%s\n" "$as_me: caught signal $ac_signal"
-    printf "%s\n" "$as_me: exit $exit_status"
-  } >&5
-  rm -f core *.core core.conftest.* &&
+    echo
+    cat confdefs.h
+    echo
+  fi
+  test "$ac_signal" != 0 &&
+    printf '%s\n' "$as_me: caught signal $ac_signal"
+  printf '%s\n' "$as_me: exit $exit_status"
+}
+
+# When interrupted or exit'd, cleanup temporary files, and complete
+# config.log.
+ac_exit_trap ()
+{
+  exit_status=
+  # Sanitize IFS.
+  IFS=" ""	$as_nl"
+  # Save into config.log some information that might help in debugging.
+  ac_dump_debugging_info >&5
+  eval "rm -f $ac_clean_CONFIG_STATUS core *.core core.conftest.*" &&
     rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
     exit $exit_status
-' 0
+}
+
+trap 'ac_exit_trap $?' 0
 for ac_signal in 1 2 13 15; do
   trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
 done
@@ -2157,21 +2160,21 @@ ac_signal=0
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -f -r conftest* confdefs.h
 
-printf "%s\n" "/* confdefs.h */" > confdefs.h
+printf '%s\n' "/* confdefs.h */" > confdefs.h
 
 # Predefined preprocessor variables.
 
-printf "%s\n" "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h
+printf '%s\n' "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h
 
-printf "%s\n" "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h
+printf '%s\n' "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h
 
-printf "%s\n" "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h
+printf '%s\n' "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h
 
-printf "%s\n" "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h
+printf '%s\n' "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h
 
-printf "%s\n" "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h
+printf '%s\n' "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h
 
-printf "%s\n" "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h
+printf '%s\n' "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h
 
 
 # Let the site file select an alternate cache file if it wants to.
@@ -2193,12 +2196,12 @@ do
     ac_site_file=./$ac_site_file ;;
 esac
   if test -f "$ac_site_file" && test -r "$ac_site_file"; then
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
-printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+printf '%s\n' "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file" \
-      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+      || { { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
 See 'config.log' for more details" "$LINENO" 5; }
   fi
@@ -2208,27 +2211,120 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special files
   # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
   if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+printf '%s\n' "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+printf '%s\n' "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
+# Test code for whether the C compiler supports C23 (global declarations)
+ac_c_conftest_c23_globals='
+/* Does the compiler advertise conformance to C17 or earlier?
+   Although GCC 14 does not do that, even with -std=gnu23,
+   it is close enough, and defines __STDC_VERSION == 202000L.  */
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ <= 201710L
+# error "Compiler advertises conformance to C17 or earlier"
+#endif
+
+// Check alignas.
+char alignas (double) c23_aligned_as_double;
+char alignas (0) c23_no_special_alignment;
+extern char c23_aligned_as_int;
+char alignas (0) alignas (int) c23_aligned_as_int;
+
+// Check alignof.
+enum
+{
+  c23_int_alignment = alignof (int),
+  c23_int_array_alignment = alignof (int[100]),
+  c23_char_alignment = alignof (char)
+};
+static_assert (0 < -alignof (int), "alignof is signed");
+
+int function_with_unnamed_parameter (int) { return 0; }
+
+void c23_noreturn ();
+
+/* Test parsing of string and char UTF-8 literals (including hex escapes).
+   The parens pacify GCC 15.  */
+bool use_u8 = (!sizeof u8"\xFF") == (!u8'\''x'\'');
+
+bool check_that_bool_works = true | false | !nullptr;
+#if !true
+# error "true does not work in #if"
+#endif
+#if false
+#elifdef __STDC_VERSION__
+#else
+# error "#elifdef does not work"
+#endif
+
+#ifndef __has_c_attribute
+# error "__has_c_attribute not defined"
+#endif
+
+#ifndef __has_include
+# error "__has_include not defined"
+#endif
+
+#define LPAREN() (
+#define FORTY_TWO(x) 42
+#define VA_OPT_TEST(r, x, ...) __VA_OPT__ (FORTY_TWO r x))
+static_assert (VA_OPT_TEST (LPAREN (), 0, <:-) == 42);
+
+static_assert (0b101010 == 42);
+static_assert (0B101010 == 42);
+static_assert (0xDEAD'\''BEEF == 3'\''735'\''928'\''559);
+static_assert (0.500'\''000'\''000 == 0.5);
+
+enum unsignedish : unsigned int { uione = 1 };
+static_assert (0 < -uione);
+
+#include <stddef.h>
+constexpr nullptr_t null_pointer = nullptr;
+
+static typeof (1 + 1L) two () { return 2; }
+static long int three () { return 3; }
+'
+
+# Test code for whether the C compiler supports C23 (body of main).
+ac_c_conftest_c23_main='
+  {
+    label_before_declaration:
+      int arr[10] = {};
+      if (arr[0])
+        goto label_before_declaration;
+      if (!arr[0])
+        goto label_at_end_of_block;
+    label_at_end_of_block:
+  }
+  ok |= !null_pointer;
+  ok |= two != three;
+'
+
+# Test code for whether the C compiler supports C23 (complete).
+ac_c_conftest_c23_program="${ac_c_conftest_c23_globals}
+
+int
+main (int, char **)
+{
+  int ok = 0;
+  ${ac_c_conftest_c23_main}
+  return ok;
+}
+"
+
 # Test code for whether the C compiler supports C89 (global declarations)
 ac_c_conftest_c89_globals='
-/* Does the compiler advertise C89 conformance?
-   Do not test the value of __STDC__, because some compilers set it to 0
-   while being otherwise adequately conformant. */
-#if !defined __STDC__
-# error "Compiler does not advertise C89 conformance"
-#endif
+/* Do not test the value of __STDC__, because some compilers define it to 0
+   or do not define it, while otherwise adequately conforming.  */
 
 #include <stddef.h>
 #include <stdarg.h>
@@ -2308,7 +2404,8 @@ extern void free (void *);
 
 // Check varargs macros.  These examples are taken from C99 6.10.3.5.
 // dprintf is used instead of fprintf to avoid needing to declare
-// FILE and stderr.
+// FILE and stderr, and "aND" is used instead of "and" to work around
+// GCC bug 40564 which is irrelevant here.
 #define debug(...) dprintf (2, __VA_ARGS__)
 #define showlist(...) puts (#__VA_ARGS__)
 #define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
@@ -2319,7 +2416,7 @@ test_varargs_macros (void)
   int y = 5678;
   debug ("Flag");
   debug ("X = %d\n", x);
-  showlist (The first, second, and third items.);
+  showlist (The first, second, aND third items.);
   report (x>y, "x is %d but y is %d", x, y);
 }
 
@@ -2407,15 +2504,15 @@ ac_c_conftest_c99_main='
   // Check restrict.
   if (test_restrict ("String literal") == 0)
     success = true;
-  char *restrict newvar = "Another string";
+  const char *restrict newvar = "Another string";
 
   // Check varargs.
   success &= test_varargs ("s, d'\'' f .", "string", 65, 34.234);
   test_varargs_macros ();
 
   // Check flexible array members.
-  struct incomplete_array *ia =
-    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
+  static struct incomplete_array *volatile incomplete_array_pointer;
+  struct incomplete_array *ia = incomplete_array_pointer;
   ia->datasize = 10;
   for (int i = 0; i < ia->datasize; ++i)
     ia->data[i] = i * 1.234;
@@ -2431,13 +2528,12 @@ ac_c_conftest_c99_main='
 
   ni.number = 58;
 
-  int dynamic_array[ni.number];
-  dynamic_array[0] = argv[0][0];
-  dynamic_array[ni.number - 1] = 543;
+  // Do not test for VLAs, as some otherwise-conforming compilers lack them.
+  // C code should instead use __STDC_NO_VLA__; see Autoconf manual.
 
   // work around unused variable warnings
   ok |= (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == '\''x'\''
-	 || dynamic_array[ni.number - 1] != 543);
+	 || ni.number != 58);
 '
 
 # Test code for whether the C compiler supports C11 (global declarations)
@@ -2569,7 +2665,7 @@ ac_aux_dir_candidates="${srcdir}${PATH_SEPARATOR}${srcdir}/..${PATH_SEPARATOR}${
 # $ac_aux_dir_candidates and give up.
 ac_missing_aux_files=""
 ac_first_candidate=:
-printf "%s\n" "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5
+printf '%s\n' "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 as_found=false
 for as_dir in $ac_aux_dir_candidates
@@ -2582,7 +2678,7 @@ do
   esac
   as_found=:
 
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}:  trying $as_dir" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}:  trying $as_dir" >&5
   ac_aux_dir_found=yes
   ac_install_sh=
   for ac_aux in $ac_aux_files
@@ -2593,13 +2689,13 @@ do
     if test x"$ac_aux" = x"install-sh"
     then
       if test -f "${as_dir}install-sh"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install-sh found" >&5
+        printf '%s\n' "$as_me:${as_lineno-$LINENO}:   ${as_dir}install-sh found" >&5
         ac_install_sh="${as_dir}install-sh -c"
       elif test -f "${as_dir}install.sh"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install.sh found" >&5
+        printf '%s\n' "$as_me:${as_lineno-$LINENO}:   ${as_dir}install.sh found" >&5
         ac_install_sh="${as_dir}install.sh -c"
       elif test -f "${as_dir}shtool"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}shtool found" >&5
+        printf '%s\n' "$as_me:${as_lineno-$LINENO}:   ${as_dir}shtool found" >&5
         ac_install_sh="${as_dir}shtool install -c"
       else
         ac_aux_dir_found=no
@@ -2611,7 +2707,7 @@ do
       fi
     else
       if test -f "${as_dir}${ac_aux}"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}${ac_aux} found" >&5
+        printf '%s\n' "$as_me:${as_lineno-$LINENO}:   ${as_dir}${ac_aux} found" >&5
       else
         ac_aux_dir_found=no
         if $ac_first_candidate; then
@@ -2664,38 +2760,44 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&5
-printf "%s\n" "$as_me: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&2;}
+      { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&5
+printf '%s\n' "$as_me: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was not set in the previous run" >&5
-printf "%s\n" "$as_me: error: '$ac_var' was not set in the previous run" >&2;}
+      { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was not set in the previous run" >&5
+printf '%s\n' "$as_me: error: '$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
 	# differences in whitespace do not lead to failure.
-	ac_old_val_w=`echo x $ac_old_val`
-	ac_new_val_w=`echo x $ac_new_val`
+	ac_old_val_w=
+	for ac_val in x $ac_old_val; do
+	  ac_old_val_w="$ac_old_val_w $ac_val"
+	done
+	ac_new_val_w=
+	for ac_val in x $ac_new_val; do
+	  ac_new_val_w="$ac_new_val_w $ac_val"
+	done
 	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' has changed since the previous run:" >&5
-printf "%s\n" "$as_me: error: '$ac_var' has changed since the previous run:" >&2;}
+	  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: '$ac_var' has changed since the previous run:" >&5
+printf '%s\n' "$as_me: error: '$ac_var' has changed since the previous run:" >&2;}
 	  ac_cache_corrupted=:
 	else
-	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&5
-printf "%s\n" "$as_me: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&2;}
+	  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&5
+printf '%s\n' "$as_me: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&2;}
 	  eval $ac_var=\$ac_old_val
 	fi
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  '$ac_old_val'" >&5
-printf "%s\n" "$as_me:   former value:  '$ac_old_val'" >&2;}
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: '$ac_new_val'" >&5
-printf "%s\n" "$as_me:   current value: '$ac_new_val'" >&2;}
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}:   former value:  '$ac_old_val'" >&5
+printf '%s\n' "$as_me:   former value:  '$ac_old_val'" >&2;}
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}:   current value: '$ac_new_val'" >&5
+printf '%s\n' "$as_me:   current value: '$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_arg=$ac_var=`printf '%s\n' "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
@@ -2705,10 +2807,10 @@ printf "%s\n" "$as_me:   current value: '$ac_new_val'" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
-printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;}
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+printf '%s\n' "$as_me: error: changes in the environment can compromise the build" >&2;}
   as_fn_error $? "run '${MAKE-make} distclean' and/or 'rm $cache_file'
 	    and start over" "$LINENO" 5
 fi
@@ -2716,6 +2818,23 @@ fi
 ## Main body of script. ##
 ## -------------------- ##
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
+ECHO_C= ECHO_N= ECHO_T=
+case `echo -n x` in #(((((
+-n*)
+  case `echo 'xy\c'` in
+  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
+  xy)  ECHO_C='\c';;
+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
+       ECHO_T='	';;
+  esac;;
+*)
+  ECHO_N='-n';;
+esac
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -2734,7 +2853,7 @@ ac_config_headers="$ac_config_headers src/config.h"
 $SHELL "${ac_aux_dir}config.sub" sun4 >/dev/null 2>&1 ||
   as_fn_error $? "cannot run $SHELL ${ac_aux_dir}config.sub" "$LINENO" 5
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
 printf %s "checking build system type... " >&6; }
 if test ${ac_cv_build+y}
 then :
@@ -2750,8 +2869,8 @@ ac_cv_build=`$SHELL "${ac_aux_dir}config.sub" $ac_build_alias` ||
  ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
-printf "%s\n" "$ac_cv_build" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
+printf '%s\n' "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
@@ -2767,10 +2886,10 @@ shift; shift
 # except with old shells:
 build_os=$*
 IFS=$ac_save_IFS
-case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
+case $build_os in *\ *) build_os=`printf '%s\n' "$build_os" | sed 's/ /-/g'`;; esac
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
 printf %s "checking host system type... " >&6; }
 if test ${ac_cv_host+y}
 then :
@@ -2785,8 +2904,8 @@ fi
  ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
-printf "%s\n" "$ac_cv_host" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
+printf '%s\n' "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
@@ -2802,10 +2921,10 @@ shift; shift
 # except with old shells:
 host_os=$*
 IFS=$ac_save_IFS
-case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
+case $host_os in *\ *) host_os=`printf '%s\n' "$host_os" | sed 's/ /-/g'`;; esac
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
 printf %s "checking target system type... " >&6; }
 if test ${ac_cv_target+y}
 then :
@@ -2820,8 +2939,8 @@ fi
  ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
-printf "%s\n" "$ac_cv_target" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
+printf '%s\n' "$ac_cv_target" >&6; }
 case $ac_cv_target in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;;
@@ -2837,7 +2956,7 @@ shift; shift
 # except with old shells:
 target_os=$*
 IFS=$ac_save_IFS
-case $target_os in *\ *) target_os=`echo "$target_os" | sed 's/ /-/g'`;; esac
+case $target_os in *\ *) target_os=`printf '%s\n' "$target_os" | sed 's/ /-/g'`;; esac
 
 
 # The aliases save the names the user supplied, while $host etc.
@@ -2848,11 +2967,11 @@ test -n "$target_alias" &&
   program_prefix=${target_alias}-
 
 # Read in the MacPorts version from the base/config/macports_version file
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking MacPorts version" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking MacPorts version" >&5
 printf %s "checking MacPorts version... " >&6; }
 MACPORTS_VERSION=2.12.99
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MACPORTS_VERSION" >&5
-printf "%s\n" "$MACPORTS_VERSION" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MACPORTS_VERSION" >&5
+printf '%s\n' "$MACPORTS_VERSION" >&6; }
 
 
 # Check user PATH for MP paths, and remove as necessary.
@@ -2912,8 +3031,8 @@ fi
 			for mp_flags_scan_val; do
 				case "$mp_flags_scan_val" in
 					-I$prefix/* | -L$prefix/*)
-						{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Removing \`$mp_flags_scan_val' from \$$mp_flags_flagname because it might cause a self-dependency" >&5
-printf "%s\n" "$as_me: Removing \`$mp_flags_scan_val' from \$$mp_flags_flagname because it might cause a self-dependency" >&6;}
+						{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: Removing \`$mp_flags_scan_val' from \$$mp_flags_flagname because it might cause a self-dependency" >&5
+printf '%s\n' "$as_me: Removing \`$mp_flags_scan_val' from \$$mp_flags_flagname because it might cause a self-dependency" >&6;}
 						mp_flags_scan_found=1
 						;; #(
 					*)
@@ -2946,7 +3065,7 @@ printf "%s\n" "$as_me: Removing \`$mp_flags_scan_val' from \$$mp_flags_flagname
 		for mp_flags_configure_arg; do
 			case "$mp_flags_configure_arg" in
 				CFLAGS=* | CPPFLAGS=* | OBJCFLAGS=* | LDFLAGS=*)
-					mp_flags_configure_arg_key=$(printf "%s\n" "$mp_flags_configure_arg" | sed -E 's/^([^=]+)=.*$/\1/')
+					mp_flags_configure_arg_key=$(printf '%s\n' "$mp_flags_configure_arg" | sed -E 's/^([^=]+)=.*$/\1/')
 					eval "mp_flags_configure_arg_newval=\$$mp_flags_configure_arg_key"
 					if test -n "$mp_flags_configure_arg_newval"; then
 						as_fn_append ac_configure_args " '$mp_flags_configure_arg_key=$mp_flags_configure_arg_newval'"
@@ -2959,10 +3078,10 @@ printf "%s\n" "$as_me: Removing \`$mp_flags_scan_val' from \$$mp_flags_flagname
 		done
 
 		if ! test -z "$mp_flags_scan_found"; then
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: See https://trac.macports.org/ticket/42756 for rationale on why this script is removing these values" >&5
-printf "%s\n" "$as_me: See https://trac.macports.org/ticket/42756 for rationale on why this script is removing these values" >&6;}
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Pass --disable-flag-sanitization if you're aware of the potential problems and want to risk them anyway" >&5
-printf "%s\n" "$as_me: Pass --disable-flag-sanitization if you're aware of the potential problems and want to risk them anyway" >&6;}
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: See https://trac.macports.org/ticket/42756 for rationale on why this script is removing these values" >&5
+printf '%s\n' "$as_me: See https://trac.macports.org/ticket/42756 for rationale on why this script is removing these values" >&6;}
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: Pass --disable-flag-sanitization if you're aware of the potential problems and want to risk them anyway" >&5
+printf '%s\n' "$as_me: Pass --disable-flag-sanitization if you're aware of the potential problems and want to risk them anyway" >&6;}
 		fi
 
 		# Restore $prefix
@@ -2972,7 +3091,7 @@ printf "%s\n" "$as_me: Pass --disable-flag-sanitization if you're aware of the p
 
 # Extract the first word of "sw_vers", so it can be a program name with args.
 set dummy sw_vers; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_SW_VERS+y}
 then :
@@ -2995,7 +3114,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_SW_VERS="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3008,17 +3127,17 @@ esac
 fi
 SW_VERS=$ac_cv_path_SW_VERS
 if test -n "$SW_VERS"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SW_VERS" >&5
-printf "%s\n" "$SW_VERS" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $SW_VERS" >&5
+printf '%s\n' "$SW_VERS" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "defaults", so it can be a program name with args.
 set dummy defaults; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_DEFAULTS+y}
 then :
@@ -3041,7 +3160,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_DEFAULTS="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3054,17 +3173,17 @@ esac
 fi
 DEFAULTS=$ac_cv_path_DEFAULTS
 if test -n "$DEFAULTS"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DEFAULTS" >&5
-printf "%s\n" "$DEFAULTS" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DEFAULTS" >&5
+printf '%s\n' "$DEFAULTS" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "xcode-select", so it can be a program name with args.
 set dummy xcode-select; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_XCODE_SELECT+y}
 then :
@@ -3087,7 +3206,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_XCODE_SELECT="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3100,21 +3219,21 @@ esac
 fi
 XCODE_SELECT=$ac_cv_path_XCODE_SELECT
 if test -n "$XCODE_SELECT"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $XCODE_SELECT" >&5
-printf "%s\n" "$XCODE_SELECT" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $XCODE_SELECT" >&5
+printf '%s\n' "$XCODE_SELECT" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 
 if test "x$SW_VERS" != "x"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking macOS version" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking macOS version" >&5
 printf %s "checking macOS version... " >&6; }
   MACOSX_VERSION=`$SW_VERS -productVersion`
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MACOSX_VERSION" >&5
-printf "%s\n" "$MACOSX_VERSION" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MACOSX_VERSION" >&5
+printf '%s\n' "$MACOSX_VERSION" >&6; }
 fi
 
 case "$MACOSX_VERSION" in
@@ -3122,35 +3241,35 @@ case "$MACOSX_VERSION" in
     as_fn_error $? "MacPorts requires Mac OS X 10.5 or later." "$LINENO" 5
     ;;
   10.5|10.5.[1-7]|10.6|10.6.[1-7]|10.7|10.7.[1-4])
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: This version of Mac OS X is out of date" >&5
-printf "%s\n" "$as_me: WARNING: This version of Mac OS X is out of date" >&2;}
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Please run Software Update to update it" >&5
-printf "%s\n" "$as_me: WARNING: Please run Software Update to update it" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: This version of Mac OS X is out of date" >&5
+printf '%s\n' "$as_me: WARNING: This version of Mac OS X is out of date" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: Please run Software Update to update it" >&5
+printf '%s\n' "$as_me: WARNING: Please run Software Update to update it" >&2;}
     ;;
   10.8|10.8.[1-4]|10.9|10.9.[1-4]|10.10|10.10.[1-4]|10.11|10.11.[1-5])
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: This version of OS X is out of date" >&5
-printf "%s\n" "$as_me: WARNING: This version of OS X is out of date" >&2;}
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Please use the Mac App Store to update it" >&5
-printf "%s\n" "$as_me: WARNING: Please use the Mac App Store to update it" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: This version of OS X is out of date" >&5
+printf '%s\n' "$as_me: WARNING: This version of OS X is out of date" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: Please use the Mac App Store to update it" >&5
+printf '%s\n' "$as_me: WARNING: Please use the Mac App Store to update it" >&2;}
     ;;
   10.12|10.12.[1-5]|10.13|10.13.[1-5])
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: This version of macOS is out of date" >&5
-printf "%s\n" "$as_me: WARNING: This version of macOS is out of date" >&2;}
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Please use the Mac App Store to update it" >&5
-printf "%s\n" "$as_me: WARNING: Please use the Mac App Store to update it" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: This version of macOS is out of date" >&5
+printf '%s\n' "$as_me: WARNING: This version of macOS is out of date" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: Please use the Mac App Store to update it" >&5
+printf '%s\n' "$as_me: WARNING: Please use the Mac App Store to update it" >&2;}
     ;;
   10.14|10.14.[1-5]|10.15|10.15.[1-6]|11.[0-2]|11.[0-2].*)
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: This version of macOS is out of date" >&5
-printf "%s\n" "$as_me: WARNING: This version of macOS is out of date" >&2;}
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Please run Software Update to update it" >&5
-printf "%s\n" "$as_me: WARNING: Please run Software Update to update it" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: This version of macOS is out of date" >&5
+printf '%s\n' "$as_me: WARNING: This version of macOS is out of date" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: Please run Software Update to update it" >&5
+printf '%s\n' "$as_me: WARNING: Please run Software Update to update it" >&2;}
     ;;
   *)
         ;;
 esac
 
 # locate currently selected Xcode path
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking Xcode location" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking Xcode location" >&5
 printf %s "checking Xcode location... " >&6; }
 if test "x$XCODE_SELECT" != "x"; then
   DEVELOPER_DIR=`$XCODE_SELECT -print-path`
@@ -3162,8 +3281,8 @@ if test -z "$DEVELOPER_DIR" -o ! -d "$DEVELOPER_DIR" ; then
         DEVELOPER_DIR=/Developer
     fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DEVELOPER_DIR" >&5
-printf "%s\n" "$DEVELOPER_DIR" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DEVELOPER_DIR" >&5
+printf '%s\n' "$DEVELOPER_DIR" >&6; }
 
 
 case "$DEVELOPER_DIR" in
@@ -3176,29 +3295,29 @@ case "$DEVELOPER_DIR" in
 esac
 XCODEPLIST=${XCODEPLIST_BASE}.plist
 if test -r "$XCODEPLIST"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking Xcode version" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking Xcode version" >&5
 printf %s "checking Xcode version... " >&6; }
   if test "x$DEFAULTS" != "x"; then
     XCODE_VERSION=`$DEFAULTS read $XCODEPLIST_BASE CFBundleShortVersionString`
   else
     XCODE_VERSION=`tr -d '\r\n' < $XCODEPLIST | sed -e 's/.*<key>CFBundleShortVersionString<\/key>.<string>\([0-9.]*\)<\/string>.*/\1/'`
   fi
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $XCODE_VERSION" >&5
-printf "%s\n" "$XCODE_VERSION" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $XCODE_VERSION" >&5
+printf '%s\n' "$XCODE_VERSION" >&6; }
 fi
 
 case "$XCODE_VERSION" in
   1.*|2.[0-1]*)
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: This version of Xcode Tools is not supported" >&5
-printf "%s\n" "$as_me: WARNING: This version of Xcode Tools is not supported" >&2;}
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Please upgrade at https://developer.apple.com/downloads/" >&5
-printf "%s\n" "$as_me: WARNING: Please upgrade at https://developer.apple.com/downloads/" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: This version of Xcode Tools is not supported" >&5
+printf '%s\n' "$as_me: WARNING: This version of Xcode Tools is not supported" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: Please upgrade at https://developer.apple.com/downloads/" >&5
+printf '%s\n' "$as_me: WARNING: Please upgrade at https://developer.apple.com/downloads/" >&2;}
     ;;
   2.[2-3]*|3.[0]*)
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: This version of Xcode Tools is out of date" >&5
-printf "%s\n" "$as_me: WARNING: This version of Xcode Tools is out of date" >&2;}
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Please consider upgrading as some ports fail compiling" >&5
-printf "%s\n" "$as_me: WARNING: Please consider upgrading as some ports fail compiling" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: This version of Xcode Tools is out of date" >&5
+printf '%s\n' "$as_me: WARNING: This version of Xcode Tools is out of date" >&2;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: Please consider upgrading as some ports fail compiling" >&5
+printf '%s\n' "$as_me: WARNING: Please consider upgrading as some ports fail compiling" >&2;}
     ;;
   *)
         ;;
@@ -3214,6 +3333,9 @@ esac
 
 
 
+
+
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -3224,7 +3346,7 @@ if test -n "$ac_tool_prefix"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_CC+y}
 then :
@@ -3245,7 +3367,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3257,11 +3379,11 @@ esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-printf "%s\n" "$CC" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf '%s\n' "$CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -3274,7 +3396,7 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_ac_ct_CC+y}
 then :
@@ -3295,7 +3417,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3307,11 +3429,11 @@ esac
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-printf "%s\n" "$ac_ct_CC" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf '%s\n' "$ac_ct_CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -3323,8 +3445,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf '%s\n' "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -3332,13 +3454,13 @@ esac
 fi
 
 
-test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+test -z "$CC" && { { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
 See 'config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
-printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
 for ac_option in --version -v -V -qversion -version; do
@@ -3348,7 +3470,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -3358,7 +3480,7 @@ printf "%s\n" "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
@@ -3378,9 +3500,9 @@ ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
 printf %s "checking whether the C compiler works... " >&6; }
-ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+ac_link_default=`printf '%s\n' "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
 ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
@@ -3401,10 +3523,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 then :
   # Autoconf-2.13 could set the ac_cv_exeext variable to 'no'.
@@ -3445,29 +3567,29 @@ esac
 fi
 if test -z "$ac_file"
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-printf "%s\n" "$as_me: failed program was:" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
+printf '%s\n' "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+{ { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
 See 'config.log' for more details" "$LINENO" 5; }
 else case e in #(
-  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; } ;;
+  e) { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf '%s\n' "yes" >&6; } ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
 printf %s "checking for C compiler default output file name... " >&6; }
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-printf "%s\n" "$ac_file" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+printf '%s\n' "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
 
 rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
 printf %s "checking for suffix of executables... " >&6; }
 if { { ac_try="$ac_link"
 case "(($ac_try" in
@@ -3475,10 +3597,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 then :
   # If both 'conftest.exe' and 'conftest' are 'present' (well, observable)
@@ -3495,15 +3617,15 @@ for ac_file in conftest.exe conftest conftest.*; do
   esac
 done
 else case e in #(
-  e) { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+  e) { { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
 See 'config.log' for more details" "$LINENO" 5; } ;;
 esac
 fi
 rm -f conftest conftest$ac_cv_exeext
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
-printf "%s\n" "$ac_cv_exeext" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+printf '%s\n' "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
@@ -3526,7 +3648,7 @@ _ACEOF
 ac_clean_files="$ac_clean_files conftest.out"
 # Check that the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
 printf %s "checking whether we are cross compiling... " >&6; }
 if test "$cross_compiling" != yes; then
   { { ac_try="$ac_link"
@@ -3535,10 +3657,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
   if { ac_try='./conftest$ac_cv_exeext'
   { { case "(($ac_try" in
@@ -3546,31 +3668,31 @@ printf "%s\n" "$ac_try_echo"; } >&5
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+	{ { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error 77 "cannot run C compiled programs.
 If you meant to cross compile, use '--host'.
 See 'config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-printf "%s\n" "$cross_compiling" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+printf '%s\n' "$cross_compiling" >&6; }
 
 rm -f conftest.$ac_ext conftest$ac_cv_exeext \
   conftest.o conftest.obj conftest.out
 ac_clean_files=$ac_clean_files_save
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
 printf %s "checking for suffix of object files... " >&6; }
 if test ${ac_cv_objext+y}
 then :
@@ -3594,10 +3716,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+printf '%s\n' "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf '%s\n' "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 then :
   for ac_file in conftest.o conftest.obj conftest.*; do
@@ -3609,11 +3731,11 @@ then :
   esac
 done
 else case e in #(
-  e) printf "%s\n" "$as_me: failed program was:" >&5
+  e) printf '%s\n' "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+{ { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
 See 'config.log' for more details" "$LINENO" 5; } ;;
 esac
@@ -3621,11 +3743,11 @@ fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
-printf "%s\n" "$ac_cv_objext" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+printf '%s\n' "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
 printf %s "checking whether the compiler supports GNU C... " >&6; }
 if test ${ac_cv_c_compiler_gnu+y}
 then :
@@ -3657,8 +3779,8 @@ ac_cv_c_compiler_gnu=$ac_compiler_gnu
  ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+printf '%s\n' "$ac_cv_c_compiler_gnu" >&6; }
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 if test $ac_compiler_gnu = yes; then
@@ -3668,7 +3790,7 @@ else
 fi
 ac_test_CFLAGS=${CFLAGS+y}
 ac_save_CFLAGS=$CFLAGS
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
 printf %s "checking whether $CC accepts -g... " >&6; }
 if test ${ac_cv_prog_cc_g+y}
 then :
@@ -3736,8 +3858,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ac_c_werror_flag=$ac_save_c_werror_flag ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+printf '%s\n' "$ac_cv_prog_cc_g" >&6; }
 if test $ac_test_CFLAGS; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
@@ -3756,7 +3878,56 @@ fi
 ac_prog_cc_stdc=no
 if test x$ac_prog_cc_stdc = xno
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C23 features" >&5
+printf %s "checking for $CC option to enable C23 features... " >&6; }
+if test ${ac_cv_prog_cc_c23+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_cv_prog_cc_c23=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c23_program
+_ACEOF
+for ac_arg in '' -std=gnu23
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c23=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c23" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC ;;
+esac
+fi
+
+if test "x$ac_cv_prog_cc_c23" = xno
+then :
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf '%s\n' "unsupported" >&6; }
+else case e in #(
+  e) if test "x$ac_cv_prog_cc_c23" = x
+then :
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf '%s\n' "none needed" >&6; }
+else case e in #(
+  e) { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c23" >&5
+printf '%s\n' "$ac_cv_prog_cc_c23" >&6; }
+     CC="$CC $ac_cv_prog_cc_c23" ;;
+esac
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c23
+  ac_prog_cc_stdc=c23 ;;
+esac
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
 printf %s "checking for $CC option to enable C11 features... " >&6; }
 if test ${ac_cv_prog_cc_c11+y}
 then :
@@ -3768,7 +3939,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_c_conftest_c11_program
 _ACEOF
-for ac_arg in '' -std=gnu11
+for ac_arg in '' -std=gnu11 -std:c11
 do
   CC="$ac_save_CC $ac_arg"
   if ac_fn_c_try_compile "$LINENO"
@@ -3785,16 +3956,16 @@ fi
 
 if test "x$ac_cv_prog_cc_c11" = xno
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf '%s\n' "unsupported" >&6; }
 else case e in #(
   e) if test "x$ac_cv_prog_cc_c11" = x
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf '%s\n' "none needed" >&6; }
 else case e in #(
-  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
-printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
+  e) { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
+printf '%s\n' "$ac_cv_prog_cc_c11" >&6; }
      CC="$CC $ac_cv_prog_cc_c11" ;;
 esac
 fi
@@ -3805,7 +3976,7 @@ fi
 fi
 if test x$ac_prog_cc_stdc = xno
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
 printf %s "checking for $CC option to enable C99 features... " >&6; }
 if test ${ac_cv_prog_cc_c99+y}
 then :
@@ -3834,16 +4005,16 @@ fi
 
 if test "x$ac_cv_prog_cc_c99" = xno
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf '%s\n' "unsupported" >&6; }
 else case e in #(
   e) if test "x$ac_cv_prog_cc_c99" = x
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf '%s\n' "none needed" >&6; }
 else case e in #(
-  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
-printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
+  e) { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+printf '%s\n' "$ac_cv_prog_cc_c99" >&6; }
      CC="$CC $ac_cv_prog_cc_c99" ;;
 esac
 fi
@@ -3854,7 +4025,7 @@ fi
 fi
 if test x$ac_prog_cc_stdc = xno
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
 printf %s "checking for $CC option to enable C89 features... " >&6; }
 if test ${ac_cv_prog_cc_c89+y}
 then :
@@ -3883,16 +4054,16 @@ fi
 
 if test "x$ac_cv_prog_cc_c89" = xno
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf '%s\n' "unsupported" >&6; }
 else case e in #(
   e) if test "x$ac_cv_prog_cc_c89" = x
 then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf '%s\n' "none needed" >&6; }
 else case e in #(
-  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
+  e) { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+printf '%s\n' "$ac_cv_prog_cc_c89" >&6; }
      CC="$CC $ac_cv_prog_cc_c89" ;;
 esac
 fi
@@ -3908,7 +4079,7 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
 printf %s "checking for grep that handles long lines and -e... " >&6; }
 if test ${ac_cv_path_GREP+y}
 then :
@@ -3945,7 +4116,7 @@ case `"$ac_path_GREP" --version 2>&1` in #(
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    printf "%s\n" 'GREP' >> "conftest.nl"
+    printf '%s\n' 'GREP' >> "conftest.nl"
     "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -3974,8 +4145,8 @@ fi
  ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
-printf "%s\n" "$ac_cv_path_GREP" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+printf '%s\n' "$ac_cv_path_GREP" >&6; }
  GREP="$ac_cv_path_GREP"
 
 
@@ -3994,7 +4165,7 @@ printf "%s\n" "$ac_cv_path_GREP" >&6; }
 # OS/2's system install, which has a completely different semantic
 # ./install, which can be erroneously created by make from ./install.sh.
 # Reject install programs that cannot install multiple files.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
 printf %s "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
 if test ${ac_cv_path_install+y}
@@ -4017,8 +4188,8 @@ case $as_dir in #((
   ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
   /usr/ucb/* ) ;;
   *)
-    # OSF1 and SCO ODT 3.0 have their own names for install.
-    # Don't use installbsd from OSF since it installs stuff as root
+    # OSF/1 and SCO ODT 3.0 have their own names for install.
+    # Don't use installbsd from OSF/1 since it installs stuff as root
     # by default.
     for ac_prog in ginstall scoinst install; do
       for ac_exec_ext in '' $ac_executable_extensions; do
@@ -4068,8 +4239,8 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
-printf "%s\n" "$INSTALL" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
+printf '%s\n' "$INSTALL" >&6; }
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
 # It thinks the first close brace ends the variable substitution.
@@ -4079,21 +4250,21 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
 printf %s "checking whether ln -s works... " >&6; }
 LN_S=$as_ln_s
 if test "$LN_S" = "ln -s"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf '%s\n' "yes" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
-printf "%s\n" "no, using $LN_S" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
+printf '%s\n' "no, using $LN_S" >&6; }
 fi
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
 printf %s "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; }
 set x ${MAKE-make}
-ac_make=`printf "%s\n" "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
+ac_make=`printf '%s\n' "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
 if eval test \${ac_cv_prog_make_${ac_make}_set+y}
 then :
   printf %s "(cached) " >&6
@@ -4101,7 +4272,7 @@ else case e in #(
   e) cat >conftest.make <<\_ACEOF
 SHELL = /bin/sh
 all:
-	@echo '@@@%%%=$(MAKE)=@@@%%%'
+	@printf '%s\n' '@@@%%%=$(MAKE)=@@@%%%'
 _ACEOF
 # GNU make sometimes prints "make[1]: Entering ...", which would confuse us.
 case `${MAKE-make} -f conftest.make 2>/dev/null` in
@@ -4114,12 +4285,12 @@ rm -f conftest.make ;;
 esac
 fi
 if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf '%s\n' "yes" >&6; }
   SET_MAKE=
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
   SET_MAKE="MAKE=${MAKE-make}"
 fi
 
@@ -4254,7 +4425,7 @@ fi
 # Search for tool paths. Any set above (via --with-pkg=PATH) will be retained
 # Extract the first word of "aa", so it can be a program name with args.
 set dummy aa; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_AA+y}
 then :
@@ -4277,7 +4448,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_AA="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4290,11 +4461,11 @@ esac
 fi
 AA=$ac_cv_path_AA
 if test -n "$AA"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AA" >&5
-printf "%s\n" "$AA" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $AA" >&5
+printf '%s\n' "$AA" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -4302,7 +4473,7 @@ for ac_prog in bsdmake pmake
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_BSDMAKE+y}
 then :
@@ -4325,7 +4496,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_BSDMAKE="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4338,11 +4509,11 @@ esac
 fi
 BSDMAKE=$ac_cv_path_BSDMAKE
 if test -n "$BSDMAKE"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $BSDMAKE" >&5
-printf "%s\n" "$BSDMAKE" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $BSDMAKE" >&5
+printf '%s\n' "$BSDMAKE" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -4351,7 +4522,7 @@ done
 
 # Extract the first word of "bzip2", so it can be a program name with args.
 set dummy bzip2; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_BZIP2_BIN+y}
 then :
@@ -4374,7 +4545,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_BZIP2_BIN="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4387,17 +4558,17 @@ esac
 fi
 BZIP2_BIN=$ac_cv_path_BZIP2_BIN
 if test -n "$BZIP2_BIN"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $BZIP2_BIN" >&5
-printf "%s\n" "$BZIP2_BIN" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $BZIP2_BIN" >&5
+printf '%s\n' "$BZIP2_BIN" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "bzr", so it can be a program name with args.
 set dummy bzr; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_BZR+y}
 then :
@@ -4420,7 +4591,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_BZR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4433,17 +4604,17 @@ esac
 fi
 BZR=$ac_cv_path_BZR
 if test -n "$BZR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $BZR" >&5
-printf "%s\n" "$BZR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $BZR" >&5
+printf '%s\n' "$BZR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "chown", so it can be a program name with args.
 set dummy chown; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_CHOWN+y}
 then :
@@ -4467,7 +4638,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_CHOWN="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4480,17 +4651,17 @@ esac
 fi
 CHOWN=$ac_cv_path_CHOWN
 if test -n "$CHOWN"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CHOWN" >&5
-printf "%s\n" "$CHOWN" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CHOWN" >&5
+printf '%s\n' "$CHOWN" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "cp", so it can be a program name with args.
 set dummy cp; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_CP+y}
 then :
@@ -4513,7 +4684,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_CP="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4526,17 +4697,17 @@ esac
 fi
 CP=$ac_cv_path_CP
 if test -n "$CP"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CP" >&5
-printf "%s\n" "$CP" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CP" >&5
+printf '%s\n' "$CP" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "cpio", so it can be a program name with args.
 set dummy cpio; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_CPIO+y}
 then :
@@ -4559,7 +4730,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_CPIO="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4572,17 +4743,17 @@ esac
 fi
 CPIO=$ac_cv_path_CPIO
 if test -n "$CPIO"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CPIO" >&5
-printf "%s\n" "$CPIO" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CPIO" >&5
+printf '%s\n' "$CPIO" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "cvs", so it can be a program name with args.
 set dummy cvs; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_CVS+y}
 then :
@@ -4605,7 +4776,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_CVS="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4618,17 +4789,17 @@ esac
 fi
 CVS=$ac_cv_path_CVS
 if test -n "$CVS"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CVS" >&5
-printf "%s\n" "$CVS" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CVS" >&5
+printf '%s\n' "$CVS" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "diff", so it can be a program name with args.
 set dummy diff; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_DIFF+y}
 then :
@@ -4651,7 +4822,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_DIFF="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4664,17 +4835,17 @@ esac
 fi
 DIFF=$ac_cv_path_DIFF
 if test -n "$DIFF"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DIFF" >&5
-printf "%s\n" "$DIFF" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DIFF" >&5
+printf '%s\n' "$DIFF" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "dscl", so it can be a program name with args.
 set dummy dscl; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_DSCL+y}
 then :
@@ -4697,7 +4868,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_DSCL="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4710,17 +4881,17 @@ esac
 fi
 DSCL=$ac_cv_path_DSCL
 if test -n "$DSCL"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSCL" >&5
-printf "%s\n" "$DSCL" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSCL" >&5
+printf '%s\n' "$DSCL" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "dseditgroup", so it can be a program name with args.
 set dummy dseditgroup; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_DSEDITGROUP+y}
 then :
@@ -4744,7 +4915,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_DSEDITGROUP="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4757,17 +4928,17 @@ esac
 fi
 DSEDITGROUP=$ac_cv_path_DSEDITGROUP
 if test -n "$DSEDITGROUP"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSEDITGROUP" >&5
-printf "%s\n" "$DSEDITGROUP" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSEDITGROUP" >&5
+printf '%s\n' "$DSEDITGROUP" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "file", so it can be a program name with args.
 set dummy file; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_FILE+y}
 then :
@@ -4790,7 +4961,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_FILE="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4803,17 +4974,17 @@ esac
 fi
 FILE=$ac_cv_path_FILE
 if test -n "$FILE"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $FILE" >&5
-printf "%s\n" "$FILE" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $FILE" >&5
+printf '%s\n' "$FILE" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "find", so it can be a program name with args.
 set dummy find; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_FIND+y}
 then :
@@ -4836,7 +5007,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_FIND="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4849,17 +5020,17 @@ esac
 fi
 FIND=$ac_cv_path_FIND
 if test -n "$FIND"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $FIND" >&5
-printf "%s\n" "$FIND" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $FIND" >&5
+printf '%s\n' "$FIND" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "git", so it can be a program name with args.
 set dummy git; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_GIT+y}
 then :
@@ -4882,7 +5053,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_GIT="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4895,11 +5066,11 @@ esac
 fi
 GIT=$ac_cv_path_GIT
 if test -n "$GIT"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $GIT" >&5
-printf "%s\n" "$GIT" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $GIT" >&5
+printf '%s\n' "$GIT" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -4907,7 +5078,7 @@ for ac_prog in gnumake gmake
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_GNUMAKE+y}
 then :
@@ -4930,7 +5101,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_GNUMAKE="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4943,11 +5114,11 @@ esac
 fi
 GNUMAKE=$ac_cv_path_GNUMAKE
 if test -n "$GNUMAKE"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $GNUMAKE" >&5
-printf "%s\n" "$GNUMAKE" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $GNUMAKE" >&5
+printf '%s\n' "$GNUMAKE" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -4958,7 +5129,7 @@ for ac_prog in gnupatch gpatch
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_GNUPATCH+y}
 then :
@@ -4981,7 +5152,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_GNUPATCH="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4994,11 +5165,11 @@ esac
 fi
 GNUPATCH=$ac_cv_path_GNUPATCH
 if test -n "$GNUPATCH"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $GNUPATCH" >&5
-printf "%s\n" "$GNUPATCH" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $GNUPATCH" >&5
+printf '%s\n' "$GNUPATCH" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -5009,7 +5180,7 @@ for ac_prog in gnutar gtar
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_GNUTAR+y}
 then :
@@ -5032,7 +5203,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_GNUTAR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5045,11 +5216,11 @@ esac
 fi
 GNUTAR=$ac_cv_path_GNUTAR
 if test -n "$GNUTAR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $GNUTAR" >&5
-printf "%s\n" "$GNUTAR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $GNUTAR" >&5
+printf '%s\n' "$GNUTAR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -5058,7 +5229,7 @@ done
 
 # Extract the first word of "gzip", so it can be a program name with args.
 set dummy gzip; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_GZIP_BIN+y}
 then :
@@ -5081,7 +5252,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_GZIP_BIN="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5094,17 +5265,17 @@ esac
 fi
 GZIP_BIN=$ac_cv_path_GZIP_BIN
 if test -n "$GZIP_BIN"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $GZIP_BIN" >&5
-printf "%s\n" "$GZIP_BIN" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $GZIP_BIN" >&5
+printf '%s\n' "$GZIP_BIN" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "hdiutil", so it can be a program name with args.
 set dummy hdiutil; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_HDIUTIL+y}
 then :
@@ -5127,7 +5298,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_HDIUTIL="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5140,17 +5311,17 @@ esac
 fi
 HDIUTIL=$ac_cv_path_HDIUTIL
 if test -n "$HDIUTIL"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $HDIUTIL" >&5
-printf "%s\n" "$HDIUTIL" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $HDIUTIL" >&5
+printf '%s\n' "$HDIUTIL" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "hg", so it can be a program name with args.
 set dummy hg; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_HG+y}
 then :
@@ -5173,7 +5344,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_HG="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5186,17 +5357,17 @@ esac
 fi
 HG=$ac_cv_path_HG
 if test -n "$HG"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $HG" >&5
-printf "%s\n" "$HG" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $HG" >&5
+printf '%s\n' "$HG" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "launchctl", so it can be a program name with args.
 set dummy launchctl; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_LAUNCHCTL+y}
 then :
@@ -5219,7 +5390,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_LAUNCHCTL="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5232,17 +5403,17 @@ esac
 fi
 LAUNCHCTL=$ac_cv_path_LAUNCHCTL
 if test -n "$LAUNCHCTL"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LAUNCHCTL" >&5
-printf "%s\n" "$LAUNCHCTL" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $LAUNCHCTL" >&5
+printf '%s\n' "$LAUNCHCTL" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "lipo", so it can be a program name with args.
 set dummy lipo; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_LIPO+y}
 then :
@@ -5265,7 +5436,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_LIPO="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5278,17 +5449,17 @@ esac
 fi
 LIPO=$ac_cv_path_LIPO
 if test -n "$LIPO"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LIPO" >&5
-printf "%s\n" "$LIPO" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $LIPO" >&5
+printf '%s\n' "$LIPO" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "lsbom", so it can be a program name with args.
 set dummy lsbom; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_LSBOM+y}
 then :
@@ -5311,7 +5482,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_LSBOM="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5324,17 +5495,17 @@ esac
 fi
 LSBOM=$ac_cv_path_LSBOM
 if test -n "$LSBOM"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LSBOM" >&5
-printf "%s\n" "$LSBOM" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $LSBOM" >&5
+printf '%s\n' "$LSBOM" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "lzma", so it can be a program name with args.
 set dummy lzma; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_LZMA+y}
 then :
@@ -5357,7 +5528,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_LZMA="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5370,17 +5541,17 @@ esac
 fi
 LZMA=$ac_cv_path_LZMA
 if test -n "$LZMA"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LZMA" >&5
-printf "%s\n" "$LZMA" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $LZMA" >&5
+printf '%s\n' "$LZMA" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "make", so it can be a program name with args.
 set dummy make; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_MAKE+y}
 then :
@@ -5403,7 +5574,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_MAKE="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5416,17 +5587,17 @@ esac
 fi
 MAKE=$ac_cv_path_MAKE
 if test -n "$MAKE"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MAKE" >&5
-printf "%s\n" "$MAKE" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MAKE" >&5
+printf '%s\n' "$MAKE" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "man", so it can be a program name with args.
 set dummy man; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_MAN+y}
 then :
@@ -5449,7 +5620,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_MAN="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5462,17 +5633,17 @@ esac
 fi
 MAN=$ac_cv_path_MAN
 if test -n "$MAN"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MAN" >&5
-printf "%s\n" "$MAN" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MAN" >&5
+printf '%s\n' "$MAN" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "mdfind", so it can be a program name with args.
 set dummy mdfind; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_MDFIND+y}
 then :
@@ -5495,7 +5666,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_MDFIND="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5508,17 +5679,17 @@ esac
 fi
 MDFIND=$ac_cv_path_MDFIND
 if test -n "$MDFIND"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MDFIND" >&5
-printf "%s\n" "$MDFIND" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MDFIND" >&5
+printf '%s\n' "$MDFIND" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "mdls", so it can be a program name with args.
 set dummy mdls; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_MDLS+y}
 then :
@@ -5541,7 +5712,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_MDLS="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5554,17 +5725,17 @@ esac
 fi
 MDLS=$ac_cv_path_MDLS
 if test -n "$MDLS"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MDLS" >&5
-printf "%s\n" "$MDLS" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MDLS" >&5
+printf '%s\n' "$MDLS" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "mkbom", so it can be a program name with args.
 set dummy mkbom; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_MKBOM+y}
 then :
@@ -5587,7 +5758,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_MKBOM="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5600,11 +5771,11 @@ esac
 fi
 MKBOM=$ac_cv_path_MKBOM
 if test -n "$MKBOM"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MKBOM" >&5
-printf "%s\n" "$MKBOM" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MKBOM" >&5
+printf '%s\n' "$MKBOM" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -5612,7 +5783,7 @@ for ac_prog in mtree fmtree
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_MTREE+y}
 then :
@@ -5636,7 +5807,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_MTREE="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5649,11 +5820,11 @@ esac
 fi
 MTREE=$ac_cv_path_MTREE
 if test -n "$MTREE"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MTREE" >&5
-printf "%s\n" "$MTREE" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MTREE" >&5
+printf '%s\n' "$MTREE" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -5662,7 +5833,7 @@ done
 
 # Extract the first word of "open", so it can be a program name with args.
 set dummy open; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_OPEN+y}
 then :
@@ -5685,7 +5856,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_OPEN="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5698,17 +5869,17 @@ esac
 fi
 OPEN=$ac_cv_path_OPEN
 if test -n "$OPEN"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OPEN" >&5
-printf "%s\n" "$OPEN" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $OPEN" >&5
+printf '%s\n' "$OPEN" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "openssl", so it can be a program name with args.
 set dummy openssl; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_OPENSSL+y}
 then :
@@ -5731,7 +5902,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_OPENSSL="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5744,17 +5915,17 @@ esac
 fi
 OPENSSL=$ac_cv_path_OPENSSL
 if test -n "$OPENSSL"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OPENSSL" >&5
-printf "%s\n" "$OPENSSL" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $OPENSSL" >&5
+printf '%s\n' "$OPENSSL" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "patch", so it can be a program name with args.
 set dummy patch; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_PATCH+y}
 then :
@@ -5777,7 +5948,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_PATCH="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5790,17 +5961,17 @@ esac
 fi
 PATCH=$ac_cv_path_PATCH
 if test -n "$PATCH"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PATCH" >&5
-printf "%s\n" "$PATCH" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $PATCH" >&5
+printf '%s\n' "$PATCH" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "pax", so it can be a program name with args.
 set dummy pax; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_PAX+y}
 then :
@@ -5823,7 +5994,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_PAX="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5836,17 +6007,17 @@ esac
 fi
 PAX=$ac_cv_path_PAX
 if test -n "$PAX"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PAX" >&5
-printf "%s\n" "$PAX" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $PAX" >&5
+printf '%s\n' "$PAX" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "rmdir", so it can be a program name with args.
 set dummy rmdir; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_RMDIR+y}
 then :
@@ -5869,7 +6040,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_RMDIR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5882,17 +6053,17 @@ esac
 fi
 RMDIR=$ac_cv_path_RMDIR
 if test -n "$RMDIR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RMDIR" >&5
-printf "%s\n" "$RMDIR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $RMDIR" >&5
+printf '%s\n' "$RMDIR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "rsync", so it can be a program name with args.
 set dummy rsync; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_RSYNC+y}
 then :
@@ -5915,7 +6086,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_RSYNC="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5928,17 +6099,17 @@ esac
 fi
 RSYNC=$ac_cv_path_RSYNC
 if test -n "$RSYNC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RSYNC" >&5
-printf "%s\n" "$RSYNC" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $RSYNC" >&5
+printf '%s\n' "$RSYNC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "sandbox-exec", so it can be a program name with args.
 set dummy sandbox-exec; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_SANDBOX_EXEC+y}
 then :
@@ -5961,7 +6132,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_SANDBOX_EXEC="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5974,17 +6145,17 @@ esac
 fi
 SANDBOX_EXEC=$ac_cv_path_SANDBOX_EXEC
 if test -n "$SANDBOX_EXEC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SANDBOX_EXEC" >&5
-printf "%s\n" "$SANDBOX_EXEC" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $SANDBOX_EXEC" >&5
+printf '%s\n' "$SANDBOX_EXEC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "sed", so it can be a program name with args.
 set dummy sed; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_SED+y}
 then :
@@ -6007,7 +6178,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_SED="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6020,17 +6191,17 @@ esac
 fi
 SED=$ac_cv_path_SED
 if test -n "$SED"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SED" >&5
-printf "%s\n" "$SED" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $SED" >&5
+printf '%s\n' "$SED" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "swig", so it can be a program name with args.
 set dummy swig; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_SWIG+y}
 then :
@@ -6053,7 +6224,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_SWIG="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6066,17 +6237,17 @@ esac
 fi
 SWIG=$ac_cv_path_SWIG
 if test -n "$SWIG"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SWIG" >&5
-printf "%s\n" "$SWIG" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $SWIG" >&5
+printf '%s\n' "$SWIG" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "tar", so it can be a program name with args.
 set dummy tar; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_TAR+y}
 then :
@@ -6099,7 +6270,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_TAR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6112,17 +6283,17 @@ esac
 fi
 TAR=$ac_cv_path_TAR
 if test -n "$TAR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $TAR" >&5
-printf "%s\n" "$TAR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $TAR" >&5
+printf '%s\n' "$TAR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "unzip", so it can be a program name with args.
 set dummy unzip; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_UNZIP+y}
 then :
@@ -6145,7 +6316,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_UNZIP="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6158,17 +6329,17 @@ esac
 fi
 UNZIP=$ac_cv_path_UNZIP
 if test -n "$UNZIP"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $UNZIP" >&5
-printf "%s\n" "$UNZIP" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $UNZIP" >&5
+printf '%s\n' "$UNZIP" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "xar", so it can be a program name with args.
 set dummy xar; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_XAR+y}
 then :
@@ -6191,7 +6362,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_XAR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6204,17 +6375,17 @@ esac
 fi
 XAR=$ac_cv_path_XAR
 if test -n "$XAR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $XAR" >&5
-printf "%s\n" "$XAR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $XAR" >&5
+printf '%s\n' "$XAR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "xcodebuild", so it can be a program name with args.
 set dummy xcodebuild; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_XCODEBUILD+y}
 then :
@@ -6237,7 +6408,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_XCODEBUILD="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6250,17 +6421,17 @@ esac
 fi
 XCODEBUILD=$ac_cv_path_XCODEBUILD
 if test -n "$XCODEBUILD"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $XCODEBUILD" >&5
-printf "%s\n" "$XCODEBUILD" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $XCODEBUILD" >&5
+printf '%s\n' "$XCODEBUILD" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "xcrun", so it can be a program name with args.
 set dummy xcrun; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_XCRUN+y}
 then :
@@ -6283,7 +6454,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_XCRUN="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6296,17 +6467,17 @@ esac
 fi
 XCRUN=$ac_cv_path_XCRUN
 if test -n "$XCRUN"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $XCRUN" >&5
-printf "%s\n" "$XCRUN" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $XCRUN" >&5
+printf '%s\n' "$XCRUN" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "xz", so it can be a program name with args.
 set dummy xz; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_XZ+y}
 then :
@@ -6329,7 +6500,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_XZ="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6342,17 +6513,17 @@ esac
 fi
 XZ=$ac_cv_path_XZ
 if test -n "$XZ"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $XZ" >&5
-printf "%s\n" "$XZ" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $XZ" >&5
+printf '%s\n' "$XZ" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 # Extract the first word of "zip", so it can be a program name with args.
 set dummy zip; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_ZIP+y}
 then :
@@ -6375,7 +6546,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_ZIP="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6388,11 +6559,11 @@ esac
 fi
 ZIP=$ac_cv_path_ZIP
 if test -n "$ZIP"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ZIP" >&5
-printf "%s\n" "$ZIP" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ZIP" >&5
+printf '%s\n' "$ZIP" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -6404,7 +6575,7 @@ fi
 
 	# Extract the first word of "tar", so it can be a program name with args.
 set dummy tar; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_TAR+y}
 then :
@@ -6427,7 +6598,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_TAR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6440,41 +6611,41 @@ esac
 fi
 TAR=$ac_cv_path_TAR
 if test -n "$TAR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $TAR" >&5
-printf "%s\n" "$TAR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $TAR" >&5
+printf '%s\n' "$TAR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether tar supports -q" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether tar supports -q" >&5
 printf %s "checking whether tar supports -q... " >&6; }
 	if $TAR -t -q -f - </dev/null 2>/dev/null ; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes (bsdtar)" >&5
-printf "%s\n" "yes (bsdtar)" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes (bsdtar)" >&5
+printf '%s\n' "yes (bsdtar)" >&6; }
 		TAR_Q='q'
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no (gnutar)" >&5
-printf "%s\n" "no (gnutar)" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no (gnutar)" >&5
+printf '%s\n' "no (gnutar)" >&6; }
 		TAR_Q=
 	fi
 
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether tar -k works" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether tar -k works" >&5
 printf %s "checking whether tar -k works... " >&6; }
 	mkdir -p conftest_dir
 	touch conftest_dir/file
 	$TAR -cf conftest.tar conftest_dir
 	if $TAR -xkf conftest.tar >/dev/null 2>&1 ; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf '%s\n' "yes" >&6; }
 		TAR_K='k'
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 		TAR_K=
 	fi
 
@@ -6482,7 +6653,7 @@ printf "%s\n" "no" >&6; }
 
 	# Extract the first word of "tar", so it can be a program name with args.
 set dummy tar; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_TAR+y}
 then :
@@ -6505,7 +6676,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_TAR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6518,17 +6689,17 @@ esac
 fi
 TAR=$ac_cv_path_TAR
 if test -n "$TAR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $TAR" >&5
-printf "%s\n" "$TAR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $TAR" >&5
+printf '%s\n' "$TAR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 	# Extract the first word of "gnutar", so it can be a program name with args.
 set dummy gnutar; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_GNUTAR+y}
 then :
@@ -6551,7 +6722,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_GNUTAR="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6564,16 +6735,16 @@ esac
 fi
 GNUTAR=$ac_cv_path_GNUTAR
 if test -n "$GNUTAR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $GNUTAR" >&5
-printf "%s\n" "$GNUTAR" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $GNUTAR" >&5
+printf '%s\n' "$GNUTAR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for which tar variant to use" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for which tar variant to use" >&5
 printf %s "checking for which tar variant to use... " >&6; }
 	if test -n "$GNUTAR"
 then :
@@ -6582,26 +6753,26 @@ else case e in #(
   e) TAR_CMD=$TAR ;;
 esac
 fi
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $TAR_CMD" >&5
-printf "%s\n" "$TAR_CMD" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $TAR_CMD" >&5
+printf '%s\n' "$TAR_CMD" >&6; }
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $TAR_CMD --no-same-owner support" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $TAR_CMD --no-same-owner support" >&5
 printf %s "checking for $TAR_CMD --no-same-owner support... " >&6; }
 	no_same_owner_support=`$TAR_CMD --help 2>&1 | grep no-same-owner`
 	if test -z "$no_same_owner_support" ; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf '%s\n' "yes" >&6; }
 		TAR_CMD="$TAR_CMD --no-same-owner"
 	fi
 
 
 	# Extract the first word of "patch", so it can be a program name with args.
 set dummy patch; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_PATCH+y}
 then :
@@ -6624,7 +6795,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_PATCH="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6637,17 +6808,17 @@ esac
 fi
 PATCH=$ac_cv_path_PATCH
 if test -n "$PATCH"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PATCH" >&5
-printf "%s\n" "$PATCH" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $PATCH" >&5
+printf '%s\n' "$PATCH" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 	# Extract the first word of "gpatch", so it can be a program name with args.
 set dummy gpatch; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_GNUPATCH+y}
 then :
@@ -6670,7 +6841,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_GNUPATCH="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6683,16 +6854,16 @@ esac
 fi
 GNUPATCH=$ac_cv_path_GNUPATCH
 if test -n "$GNUPATCH"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $GNUPATCH" >&5
-printf "%s\n" "$GNUPATCH" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $GNUPATCH" >&5
+printf '%s\n' "$GNUPATCH" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU (FSF) patch" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for GNU (FSF) patch" >&5
 printf %s "checking for GNU (FSF) patch... " >&6; }
 	if test -n "$GNUPATCH"
 then :
@@ -6703,11 +6874,11 @@ esac
 fi
 	fsf_version=`$PATCH_CMD --version 2>&1 | grep "Free Software Foundation"`
 	if test -z "$fsf_version" ; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
-printf "%s\n" "none" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf '%s\n' "none" >&6; }
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PATCH_CMD" >&5
-printf "%s\n" "$PATCH_CMD" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $PATCH_CMD" >&5
+printf '%s\n' "$PATCH_CMD" >&6; }
 		GNUPATCH="$PATCH_CMD"
 	fi
 
@@ -6740,7 +6911,7 @@ fi
 
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to mark unused variables" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking how to mark unused variables" >&5
 printf %s "checking how to mark unused variables... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -6749,24 +6920,24 @@ _ACEOF
 if ac_fn_c_try_compile "$LINENO"
 then :
 
-printf "%s\n" "#define UNUSED __attribute__((unused))" >>confdefs.h
+printf '%s\n' "#define UNUSED __attribute__((unused))" >>confdefs.h
 
 else case e in #(
-  e) printf "%s\n" "#define UNUSED /**/" >>confdefs.h
+  e) printf '%s\n' "#define UNUSED /**/" >>confdefs.h
  ;;
 esac
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: " >&5
-printf "%s\n" "" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: " >&5
+printf '%s\n' "" >&6; }
 
 
 
 
 	FRAMEWORK_LIBS="-framework CoreFoundation"
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for CoreFoundation framework" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for CoreFoundation framework" >&5
 printf %s "checking for CoreFoundation framework... " >&6; }
 
 	if test ${mp_cv_have_framework_corefoundation+y}
@@ -6816,12 +6987,12 @@ esac
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_framework_corefoundation}" >&5
-printf "%s\n" "${mp_cv_have_framework_corefoundation}" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_framework_corefoundation}" >&5
+printf '%s\n' "${mp_cv_have_framework_corefoundation}" >&6; }
 
 	if test x"${mp_cv_have_framework_corefoundation}" = "xyes"; then
 
-printf "%s\n" "#define HAVE_FRAMEWORK_COREFOUNDATION /**/" >>confdefs.h
+printf '%s\n' "#define HAVE_FRAMEWORK_COREFOUNDATION /**/" >>confdefs.h
 
 	fi
 
@@ -6831,7 +7002,7 @@ printf "%s\n" "#define HAVE_FRAMEWORK_COREFOUNDATION /**/" >>confdefs.h
 
 	FRAMEWORK_LIBS="-framework SystemConfiguration"
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for SystemConfiguration framework" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for SystemConfiguration framework" >&5
 printf %s "checking for SystemConfiguration framework... " >&6; }
 
 	if test ${mp_cv_have_framework_systemconfiguration+y}
@@ -6881,12 +7052,12 @@ esac
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_framework_systemconfiguration}" >&5
-printf "%s\n" "${mp_cv_have_framework_systemconfiguration}" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_framework_systemconfiguration}" >&5
+printf '%s\n' "${mp_cv_have_framework_systemconfiguration}" >&6; }
 
 	if test x"${mp_cv_have_framework_systemconfiguration}" = "xyes"; then
 
-printf "%s\n" "#define HAVE_FRAMEWORK_SYSTEMCONFIGURATION /**/" >>confdefs.h
+printf '%s\n' "#define HAVE_FRAMEWORK_SYSTEMCONFIGURATION /**/" >>confdefs.h
 
 	fi
 
@@ -6896,7 +7067,7 @@ printf "%s\n" "#define HAVE_FRAMEWORK_SYSTEMCONFIGURATION /**/" >>confdefs.h
 
 	FRAMEWORK_LIBS="-framework IOKit"
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for IOKit framework" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for IOKit framework" >&5
 printf %s "checking for IOKit framework... " >&6; }
 
 	if test ${mp_cv_have_framework_iokit+y}
@@ -6947,12 +7118,12 @@ esac
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_framework_iokit}" >&5
-printf "%s\n" "${mp_cv_have_framework_iokit}" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_framework_iokit}" >&5
+printf '%s\n' "${mp_cv_have_framework_iokit}" >&6; }
 
 	if test x"${mp_cv_have_framework_iokit}" = "xyes"; then
 
-printf "%s\n" "#define HAVE_FRAMEWORK_IOKIT /**/" >>confdefs.h
+printf '%s\n' "#define HAVE_FRAMEWORK_IOKIT /**/" >>confdefs.h
 
 	fi
 
@@ -6962,7 +7133,7 @@ printf "%s\n" "#define HAVE_FRAMEWORK_IOKIT /**/" >>confdefs.h
 
 	FRAMEWORK_LIBS="-framework CoreFoundation"
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for CFNotificationCenterGetDarwinNotifyCenter" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for CFNotificationCenterGetDarwinNotifyCenter" >&5
 printf %s "checking for CFNotificationCenterGetDarwinNotifyCenter... " >&6; }
 
 	if test ${mp_cv_have_function_cfnotificationcentergetdarwinnotifycenter+y}
@@ -7011,12 +7182,12 @@ esac
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_function_cfnotificationcentergetdarwinnotifycenter}" >&5
-printf "%s\n" "${mp_cv_have_function_cfnotificationcentergetdarwinnotifycenter}" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: ${mp_cv_have_function_cfnotificationcentergetdarwinnotifycenter}" >&5
+printf '%s\n' "${mp_cv_have_function_cfnotificationcentergetdarwinnotifycenter}" >&6; }
 
 	if test x"${mp_cv_have_function_cfnotificationcentergetdarwinnotifycenter}" = "xyes"; then
 
-printf "%s\n" "#define HAVE_FUNCTION_CFNOTIFICATIONCENTERGETDARWINNOTIFYCENTER /**/" >>confdefs.h
+printf '%s\n' "#define HAVE_FUNCTION_CFNOTIFICATIONCENTERGETDARWINNOTIFYCENTER /**/" >>confdefs.h
 
 	fi
 
@@ -7028,7 +7199,7 @@ printf "%s\n" "#define HAVE_FUNCTION_CFNOTIFICATIONCENTERGETDARWINNOTIFYCENTER /
 
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for whether we will build daemondo" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for whether we will build daemondo" >&5
 printf %s "checking for whether we will build daemondo... " >&6; }
 	result=no
 	case $host_os in
@@ -7045,8 +7216,8 @@ printf %s "checking for whether we will build daemondo... " >&6; }
 		;;
 		*)
 	esac
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${result}" >&5
-printf "%s\n" "${result}" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: ${result}" >&5
+printf '%s\n' "${result}" >&6; }
 
 
 # Check for paths
@@ -7068,13 +7239,13 @@ to configure." "$LINENO" 5
 fi
 
 
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for MacPorts config directory" >&5
+        { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for MacPorts config directory" >&5
 printf %s "checking for MacPorts config directory... " >&6; }
 
 	mpconfigdir='${sysconfdir}/macports'
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $mpconfigdir" >&5
-printf "%s\n" "$mpconfigdir" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $mpconfigdir" >&5
+printf '%s\n' "$mpconfigdir" >&6; }
 	MPCONFIGDIR="$mpconfigdir"
 
 
@@ -7094,27 +7265,27 @@ fi
 
 	if test "${NO_ROOTPRIVS+set}" = set; then
 		# Set install-user to current user
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for install user" >&5
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for install user" >&5
 printf %s "checking for install user... " >&6; }
 		DSTUSR=`id -un`
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSTUSR" >&5
-printf "%s\n" "$DSTUSR" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSTUSR" >&5
+printf '%s\n' "$DSTUSR" >&6; }
 
 
 		# Set install-group to current user
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for install group" >&5
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for install group" >&5
 printf %s "checking for install group... " >&6; }
 		DSTGRP=`id -gn`
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSTGRP" >&5
-printf "%s\n" "$DSTGRP" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSTGRP" >&5
+printf '%s\n' "$DSTGRP" >&6; }
 
 
 		# Set run-user to current user
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for macports user" >&5
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for macports user" >&5
 printf %s "checking for macports user... " >&6; }
 		RUNUSR=`id -un`
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RUNUSR" >&5
-printf "%s\n" "$RUNUSR" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $RUNUSR" >&5
+printf '%s\n' "$RUNUSR" >&6; }
 
 	fi
 
@@ -7133,14 +7304,14 @@ then :
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for install user" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for install user" >&5
 printf %s "checking for install user... " >&6; }
 	if test "x$DSTUSR" = "x" ; then
 		DSTUSR=root
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSTUSR" >&5
-printf "%s\n" "$DSTUSR" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSTUSR" >&5
+printf '%s\n' "$DSTUSR" >&6; }
 
 
 
@@ -7154,7 +7325,7 @@ then :
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for install group" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for install group" >&5
 printf %s "checking for install group... " >&6; }
 	if test "x$DSTGRP" = "x" ; then
 		case $host_os in
@@ -7173,8 +7344,8 @@ printf %s "checking for install group... " >&6; }
 		esac
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSTGRP" >&5
-printf "%s\n" "$DSTGRP" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSTGRP" >&5
+printf '%s\n' "$DSTGRP" >&6; }
 
 
 
@@ -7188,14 +7359,14 @@ then :
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for macports user" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for macports user" >&5
 printf %s "checking for macports user... " >&6; }
 	if test "x$RUNUSR" = "x" ; then
 		RUNUSR=macports
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RUNUSR" >&5
-printf "%s\n" "$RUNUSR" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $RUNUSR" >&5
+printf '%s\n' "$RUNUSR" >&6; }
 
 
 
@@ -7209,14 +7380,14 @@ then :
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking what permissions to use for installation directories" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking what permissions to use for installation directories" >&5
 printf %s "checking what permissions to use for installation directories... " >&6; }
 	if test "x$DSTMODE" = "x" ; then
 		DSTMODE=0755
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSTMODE" >&5
-printf "%s\n" "$DSTMODE" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSTMODE" >&5
+printf '%s\n' "$DSTMODE" >&6; }
 
 
 
@@ -7231,12 +7402,12 @@ fi
 
 
 	if test "${SHAREDIR+set}" = set; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to share the install directory with all members of the install group" >&5
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether to share the install directory with all members of the install group" >&5
 printf %s "checking whether to share the install directory with all members of the install group... " >&6; }
 		DSTMODE=0775
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSTMODE" >&5
-printf "%s\n" "$DSTMODE" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $DSTMODE" >&5
+printf '%s\n' "$DSTMODE" >&6; }
 
 	fi
 
@@ -7269,7 +7440,7 @@ fi
 	if test "x$prefix" = "xNONE" ; then
 		prefix=$ac_default_prefix
 	fi
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Applications installation directory" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for Applications installation directory" >&5
 printf %s "checking for Applications installation directory... " >&6; }
 
 	if test "x$MPAPPLICATIONSDIR" = "x" ; then
@@ -7280,8 +7451,8 @@ printf %s "checking for Applications installation directory... " >&6; }
 		fi
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MPAPPLICATIONSDIR" >&5
-printf "%s\n" "$MPAPPLICATIONSDIR" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MPAPPLICATIONSDIR" >&5
+printf '%s\n' "$MPAPPLICATIONSDIR" >&6; }
 
 	prefix=$oldprefix
 
@@ -7300,15 +7471,15 @@ fi
 	if test "x$prefix" = "xNONE" ; then
 		prefix=$ac_default_prefix
 	fi
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Frameworks installation directory" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for Frameworks installation directory" >&5
 printf %s "checking for Frameworks installation directory... " >&6; }
 
 	if test "x$MPFRAMEWORKSDIR" = "x" ; then
 		MPFRAMEWORKSDIR="${prefix}/Library/Frameworks"
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MPFRAMEWORKSDIR" >&5
-printf "%s\n" "$MPFRAMEWORKSDIR" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $MPFRAMEWORKSDIR" >&5
+printf '%s\n' "$MPFRAMEWORKSDIR" >&6; }
 
 	prefix=$oldprefix
 
@@ -7324,7 +7495,7 @@ esac
 fi
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for startupitem_install" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for startupitem_install" >&5
 printf %s "checking for startupitem_install... " >&6; }
 
 	if test "x$with_startupitems" = "xno" ; then
@@ -7337,8 +7508,8 @@ printf %s "checking for startupitem_install... " >&6; }
 		with_startupitems=yes
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $with_startupitems" >&5
-printf "%s\n" "$with_startupitems" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $with_startupitems" >&5
+printf '%s\n' "$with_startupitems" >&6; }
 
 
 
@@ -7377,10 +7548,10 @@ fi
 		UNIVERSAL_ARCHFLAGS="$UNIVERSAL_ARCHFLAGS -arch $arch"
 	done
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Universal CPU architectures" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for Universal CPU architectures" >&5
 printf %s "checking for Universal CPU architectures... " >&6; }
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $UNIVERSAL_ARCHS" >&5
-printf "%s\n" "$UNIVERSAL_ARCHS" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $UNIVERSAL_ARCHS" >&5
+printf '%s\n' "$UNIVERSAL_ARCHS" >&6; }
 
 
 
@@ -7392,7 +7563,7 @@ do
   if test $ac_cache; then
     ac_fn_c_check_header_compile "$LINENO" $ac_header ac_cv_header_$ac_cache "$ac_includes_default"
     if eval test \"x\$ac_cv_header_$ac_cache\" = xyes; then
-      printf "%s\n" "#define $ac_item 1" >> confdefs.h
+      printf '%s\n' "#define $ac_item 1" >> confdefs.h
     fi
     ac_header= ac_cache=
   elif test $ac_header; then
@@ -7412,151 +7583,151 @@ done
 if test $ac_cv_header_stdlib_h = yes && test $ac_cv_header_string_h = yes
 then :
 
-printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h
+printf '%s\n' "#define STDC_HEADERS 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "crt_externs.h" "ac_cv_header_crt_externs_h" "$ac_includes_default"
 if test "x$ac_cv_header_crt_externs_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_CRT_EXTERNS_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_CRT_EXTERNS_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "err.h" "ac_cv_header_err_h" "$ac_includes_default"
 if test "x$ac_cv_header_err_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_ERR_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_ERR_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "fcntl.h" "ac_cv_header_fcntl_h" "$ac_includes_default"
 if test "x$ac_cv_header_fcntl_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_FCNTL_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_FCNTL_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "libkern/OSAtomic.h" "ac_cv_header_libkern_OSAtomic_h" "$ac_includes_default"
 if test "x$ac_cv_header_libkern_OSAtomic_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_LIBKERN_OSATOMIC_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_LIBKERN_OSATOMIC_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "libproc.h" "ac_cv_header_libproc_h" "$ac_includes_default"
 if test "x$ac_cv_header_libproc_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_LIBPROC_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_LIBPROC_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "limits.h" "ac_cv_header_limits_h" "$ac_includes_default"
 if test "x$ac_cv_header_limits_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_LIMITS_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_LIMITS_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "paths.h" "ac_cv_header_paths_h" "$ac_includes_default"
 if test "x$ac_cv_header_paths_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_PATHS_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_PATHS_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "pwd.h" "ac_cv_header_pwd_h" "$ac_includes_default"
 if test "x$ac_cv_header_pwd_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_PWD_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_PWD_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "readpassphrase.h" "ac_cv_header_readpassphrase_h" "$ac_includes_default"
 if test "x$ac_cv_header_readpassphrase_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_READPASSPHRASE_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_READPASSPHRASE_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "readline/history.h" "ac_cv_header_readline_history_h" "$ac_includes_default"
 if test "x$ac_cv_header_readline_history_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_READLINE_HISTORY_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_READLINE_HISTORY_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "readline/readline.h" "ac_cv_header_readline_readline_h" "$ac_includes_default"
 if test "x$ac_cv_header_readline_readline_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_READLINE_READLINE_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_READLINE_READLINE_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "stdatomic.h" "ac_cv_header_stdatomic_h" "$ac_includes_default"
 if test "x$ac_cv_header_stdatomic_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_STDATOMIC_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_STDATOMIC_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "spawn.h" "ac_cv_header_spawn_h" "$ac_includes_default"
 if test "x$ac_cv_header_spawn_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SPAWN_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SPAWN_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/attr.h" "ac_cv_header_sys_attr_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_attr_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_ATTR_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_ATTR_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/cdefs.h" "ac_cv_header_sys_cdefs_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_cdefs_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_CDEFS_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_CDEFS_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/clonefile.h" "ac_cv_header_sys_clonefile_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_clonefile_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_CLONEFILE_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_CLONEFILE_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/event.h" "ac_cv_header_sys_event_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_event_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_EVENT_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_EVENT_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/fcntl.h" "ac_cv_header_sys_fcntl_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_fcntl_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_FCNTL_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_FCNTL_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/file.h" "ac_cv_header_sys_file_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_file_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_FILE_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_FILE_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/paths.h" "ac_cv_header_sys_paths_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_paths_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_PATHS_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_PATHS_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/socket.h" "ac_cv_header_sys_socket_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_socket_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_SOCKET_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_SOCKET_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sys/sysctl.h" "ac_cv_header_sys_sysctl_h" "$ac_includes_default"
 if test "x$ac_cv_header_sys_sysctl_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYS_SYSCTL_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYS_SYSCTL_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "utime.h" "ac_cv_header_utime_h" "$ac_includes_default"
 if test "x$ac_cv_header_utime_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_UTIME_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_UTIME_H 1" >>confdefs.h
 
 fi
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC options needed to detect all undeclared functions" >&5
-printf %s "checking for $CC options needed to detect all undeclared functions... " >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $CC options to detect undeclared functions" >&5
+printf %s "checking for $CC options to detect undeclared functions... " >&6; }
 if test ${ac_cv_c_undeclared_builtin_options+y}
 then :
   printf %s "(cached) " >&6
@@ -7624,12 +7795,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_undeclared_builtin_options" >&5
-printf "%s\n" "$ac_cv_c_undeclared_builtin_options" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_undeclared_builtin_options" >&5
+printf '%s\n' "$ac_cv_c_undeclared_builtin_options" >&6; }
   case $ac_cv_c_undeclared_builtin_options in #(
   'cannot detect') :
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+    { { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot make $CC report undeclared builtins
 See 'config.log' for more details" "$LINENO" 5; } ;; #(
   'none needed') :
@@ -7638,8 +7809,51 @@ See 'config.log' for more details" "$LINENO" 5; } ;; #(
     ac_c_undeclared_builtin_options=$ac_cv_c_undeclared_builtin_options ;;
 esac
 
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $CC options to ignore future-version functions" >&5
+printf %s "checking for $CC options to ignore future-version functions... " >&6; }
+if test ${ac_cv_c_future_darwin_options+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)       ac_compile_saved="$ac_compile"
+   ac_compile="$ac_compile -Werror=unguarded-availability-new"
+   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#if ! (defined __APPLE__ && defined __MACH__)
+	   #error "-Werror=unguarded-availability-new not needed here"
+	  #endif
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_c_future_darwin_options='-Werror=unguarded-availability-new'
+else case e in #(
+  e) ac_cv_c_future_darwin_options='none needed' ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+   ac_compile="$ac_compile_saved"
+   ;;
+esac
+fi
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_future_darwin_options" >&5
+printf '%s\n' "$ac_cv_c_future_darwin_options" >&6; }
+ case $ac_cv_c_future_darwin_options in #(
+  'none needed') :
+    ac_c_future_darwin_options='' ;; #(
+  *) :
+    ac_c_future_darwin_options=$ac_cv_c_future_darwin_options ;;
+esac
+
 ac_fn_check_decl "$LINENO" "RPP_STDIN" "ac_cv_have_decl_RPP_STDIN" "#include <readpassphrase.h>
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_RPP_STDIN" = xyes
 then :
   ac_have_decl=1
@@ -7647,7 +7861,7 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_RPP_STDIN $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_RPP_STDIN $ac_have_decl" >>confdefs.h
 
 HAVE_DECL_RPP_STDIN=$ac_cv_have_decl_RPP_STDIN
 
@@ -7656,97 +7870,97 @@ HAVE_DECL_RPP_STDIN=$ac_cv_have_decl_RPP_STDIN
 ac_fn_c_check_func "$LINENO" "OSAtomicCompareAndSwap32" "ac_cv_func_OSAtomicCompareAndSwap32"
 if test "x$ac_cv_func_OSAtomicCompareAndSwap32" = xyes
 then :
-  printf "%s\n" "#define HAVE_OSATOMICCOMPAREANDSWAP32 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_OSATOMICCOMPAREANDSWAP32 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "OSAtomicCompareAndSwap64" "ac_cv_func_OSAtomicCompareAndSwap64"
 if test "x$ac_cv_func_OSAtomicCompareAndSwap64" = xyes
 then :
-  printf "%s\n" "#define HAVE_OSATOMICCOMPAREANDSWAP64 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_OSATOMICCOMPAREANDSWAP64 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "OSAtomicCompareAndSwapPtr" "ac_cv_func_OSAtomicCompareAndSwapPtr"
 if test "x$ac_cv_func_OSAtomicCompareAndSwapPtr" = xyes
 then :
-  printf "%s\n" "#define HAVE_OSATOMICCOMPAREANDSWAPPTR 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_OSATOMICCOMPAREANDSWAPPTR 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "__getdirentries64" "ac_cv_func___getdirentries64"
 if test "x$ac_cv_func___getdirentries64" = xyes
 then :
-  printf "%s\n" "#define HAVE___GETDIRENTRIES64 1" >>confdefs.h
+  printf '%s\n' "#define HAVE___GETDIRENTRIES64 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "arc4random_buf" "ac_cv_func_arc4random_buf"
 if test "x$ac_cv_func_arc4random_buf" = xyes
 then :
-  printf "%s\n" "#define HAVE_ARC4RANDOM_BUF 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_ARC4RANDOM_BUF 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "clearenv" "ac_cv_func_clearenv"
 if test "x$ac_cv_func_clearenv" = xyes
 then :
-  printf "%s\n" "#define HAVE_CLEARENV 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_CLEARENV 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "clonefile" "ac_cv_func_clonefile"
 if test "x$ac_cv_func_clonefile" = xyes
 then :
-  printf "%s\n" "#define HAVE_CLONEFILE 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_CLONEFILE 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "copyfile" "ac_cv_func_copyfile"
 if test "x$ac_cv_func_copyfile" = xyes
 then :
-  printf "%s\n" "#define HAVE_COPYFILE 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_COPYFILE 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "_dyld_shared_cache_contains_path" "ac_cv_func__dyld_shared_cache_contains_path"
 if test "x$ac_cv_func__dyld_shared_cache_contains_path" = xyes
 then :
-  printf "%s\n" "#define HAVE__DYLD_SHARED_CACHE_CONTAINS_PATH 1" >>confdefs.h
+  printf '%s\n' "#define HAVE__DYLD_SHARED_CACHE_CONTAINS_PATH 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "flock" "ac_cv_func_flock"
 if test "x$ac_cv_func_flock" = xyes
 then :
-  printf "%s\n" "#define HAVE_FLOCK 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_FLOCK 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "getentropy" "ac_cv_func_getentropy"
 if test "x$ac_cv_func_getentropy" = xyes
 then :
-  printf "%s\n" "#define HAVE_GETENTROPY 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_GETENTROPY 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "kqueue" "ac_cv_func_kqueue"
 if test "x$ac_cv_func_kqueue" = xyes
 then :
-  printf "%s\n" "#define HAVE_KQUEUE 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_KQUEUE 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "posix_spawn" "ac_cv_func_posix_spawn"
 if test "x$ac_cv_func_posix_spawn" = xyes
 then :
-  printf "%s\n" "#define HAVE_POSIX_SPAWN 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_POSIX_SPAWN 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "setmode" "ac_cv_func_setmode"
 if test "x$ac_cv_func_setmode" = xyes
 then :
-  printf "%s\n" "#define HAVE_SETMODE 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SETMODE 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "sysctlbyname" "ac_cv_func_sysctlbyname"
 if test "x$ac_cv_func_sysctlbyname" = xyes
 then :
-  printf "%s\n" "#define HAVE_SYSCTLBYNAME 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SYSCTLBYNAME 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "timingsafe_bcmp" "ac_cv_func_timingsafe_bcmp"
 if test "x$ac_cv_func_timingsafe_bcmp" = xyes
 then :
-  printf "%s\n" "#define HAVE_TIMINGSAFE_BCMP 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_TIMINGSAFE_BCMP 1" >>confdefs.h
 
 fi
 
@@ -7761,7 +7975,7 @@ HAVE_TIMINGSAFE_BCMP=$ac_cv_func_timingsafe_bcmp
 
 # For vendor/install
 ac_fn_check_decl "$LINENO" "CLONE_NOOWNERCOPY" "ac_cv_have_decl_CLONE_NOOWNERCOPY" "#include <sys/clonefile.h>
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_CLONE_NOOWNERCOPY" = xyes
 then :
   ac_have_decl=1
@@ -7769,7 +7983,7 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_CLONE_NOOWNERCOPY $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_CLONE_NOOWNERCOPY $ac_have_decl" >>confdefs.h
 
 HAVE_CLONEFILE=$ac_cv_func_clonefile
 
@@ -7786,25 +8000,25 @@ fi
 ac_fn_c_check_func "$LINENO" "getline" "ac_cv_func_getline"
 if test "x$ac_cv_func_getline" = xyes
 then :
-  printf "%s\n" "#define HAVE_GETLINE 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_GETLINE 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "getdelim" "ac_cv_func_getdelim"
 if test "x$ac_cv_func_getdelim" = xyes
 then :
-  printf "%s\n" "#define HAVE_GETDELIM 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_GETDELIM 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "strlcat" "ac_cv_func_strlcat"
 if test "x$ac_cv_func_strlcat" = xyes
 then :
-  printf "%s\n" "#define HAVE_STRLCAT 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_STRLCAT 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "strlcpy" "ac_cv_func_strlcpy"
 if test "x$ac_cv_func_strlcpy" = xyes
 then :
-  printf "%s\n" "#define HAVE_STRLCPY 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_STRLCPY 1" >>confdefs.h
 
 fi
 
@@ -7818,7 +8032,7 @@ HAVE_STRLCPY=$ac_cv_func_strlcpy
 
 
 ac_fn_check_decl "$LINENO" "atomic_compare_exchange_strong_explicit" "ac_cv_have_decl_atomic_compare_exchange_strong_explicit" "#include <stdatomic.h>
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_atomic_compare_exchange_strong_explicit" = xyes
 then :
   ac_have_decl=1
@@ -7826,7 +8040,7 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_ATOMIC_COMPARE_EXCHANGE_STRONG_EXPLICIT $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_ATOMIC_COMPARE_EXCHANGE_STRONG_EXPLICIT $ac_have_decl" >>confdefs.h
 
 
 # Check for md5 implementation
@@ -7834,12 +8048,12 @@ ac_fn_c_check_header_compile "$LINENO" "CommonCrypto/CommonDigest.h" "ac_cv_head
 if test "x$ac_cv_header_CommonCrypto_CommonDigest_h" = xyes
 then :
 
-printf "%s\n" "#define HAVE_COMMONCRYPTO_COMMONDIGEST_H 1" >>confdefs.h
+printf '%s\n' "#define HAVE_COMMONCRYPTO_COMMONDIGEST_H 1" >>confdefs.h
 
 else case e in #(
   e)
 	# Check for libmd from FreeBSD, which is preferred
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for MD5File in -lmd" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for MD5File in -lmd" >&5
 printf %s "checking for MD5File in -lmd... " >&6; }
 if test ${ac_cv_lib_md_MD5File+y}
 then :
@@ -7880,19 +8094,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 LIBS=$ac_check_lib_save_LIBS ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_md_MD5File" >&5
-printf "%s\n" "$ac_cv_lib_md_MD5File" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_md_MD5File" >&5
+printf '%s\n' "$ac_cv_lib_md_MD5File" >&6; }
 if test "x$ac_cv_lib_md_MD5File" = xyes
 then :
 
 		       for ac_header in md5.h sha.h
 do :
-  as_ac_Header=`printf "%s\n" "ac_cv_header_$ac_header" | sed "$as_sed_sh"`
+  as_ac_Header=`printf '%s\n' "ac_cv_header_$ac_header" | sed "$as_sed_sh"`
 ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
 if eval test \"x\$"$as_ac_Header"\" = x"yes"
 then :
   cat >>confdefs.h <<_ACEOF
-#define `printf "%s\n" "HAVE_$ac_header" | sed "$as_sed_cpp"` 1
+#define `printf '%s\n' "HAVE_$ac_header" | sed "$as_sed_cpp"` 1
 _ACEOF
 
 else case e in #(
@@ -7906,7 +8120,7 @@ done
 		ac_save_LIBS="$LIBS"
 		LIBS="-lmd $LIBS"
 		ac_fn_check_decl "$LINENO" "SHA1_File" "ac_cv_have_decl_SHA1_File" "#include <sha.h>
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_SHA1_File" = xyes
 then :
   ac_have_decl=1
@@ -7914,24 +8128,24 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_SHA1_FILE $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_SHA1_FILE $ac_have_decl" >>confdefs.h
 
 		LIBS="$ac_save_LIBS"
 		ac_fn_c_check_header_compile "$LINENO" "ripemd.h" "ac_cv_header_ripemd_h" "$ac_includes_default"
 if test "x$ac_cv_header_ripemd_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_RIPEMD_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_RIPEMD_H 1" >>confdefs.h
 
 fi
 ac_fn_c_check_header_compile "$LINENO" "sha256.h" "ac_cv_header_sha256_h" "$ac_includes_default"
 if test "x$ac_cv_header_sha256_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_SHA256_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SHA256_H 1" >>confdefs.h
 
 fi
 
 
-printf "%s\n" "#define HAVE_LIBMD /**/" >>confdefs.h
+printf '%s\n' "#define HAVE_LIBMD /**/" >>confdefs.h
 
 		MD5_LIBS="-lmd"
 
@@ -7939,7 +8153,7 @@ fi
 
 	if test "x$MD5_LIBS" = "x"; then
 		# If libmd is not found, check for libcrypto from OpenSSL
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for MD5_Update in -lcrypto" >&5
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for MD5_Update in -lcrypto" >&5
 printf %s "checking for MD5_Update in -lcrypto... " >&6; }
 if test ${ac_cv_lib_crypto_MD5_Update+y}
 then :
@@ -7980,19 +8194,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 LIBS=$ac_check_lib_save_LIBS ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_MD5_Update" >&5
-printf "%s\n" "$ac_cv_lib_crypto_MD5_Update" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_MD5_Update" >&5
+printf '%s\n' "$ac_cv_lib_crypto_MD5_Update" >&6; }
 if test "x$ac_cv_lib_crypto_MD5_Update" = xyes
 then :
 
 			       for ac_header in openssl/md5.h openssl/sha.h
 do :
-  as_ac_Header=`printf "%s\n" "ac_cv_header_$ac_header" | sed "$as_sed_sh"`
+  as_ac_Header=`printf '%s\n' "ac_cv_header_$ac_header" | sed "$as_sed_sh"`
 ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
 if eval test \"x\$"$as_ac_Header"\" = x"yes"
 then :
   cat >>confdefs.h <<_ACEOF
-#define `printf "%s\n" "HAVE_$ac_header" | sed "$as_sed_cpp"` 1
+#define `printf '%s\n' "HAVE_$ac_header" | sed "$as_sed_cpp"` 1
 _ACEOF
 
 else case e in #(
@@ -8006,7 +8220,7 @@ done
 			ac_fn_c_check_header_compile "$LINENO" "openssl/ripemd.h" "ac_cv_header_openssl_ripemd_h" "$ac_includes_default"
 if test "x$ac_cv_header_openssl_ripemd_h" = xyes
 then :
-  printf "%s\n" "#define HAVE_OPENSSL_RIPEMD_H 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_OPENSSL_RIPEMD_H 1" >>confdefs.h
 
 fi
 
@@ -8015,13 +8229,13 @@ fi
 			ac_fn_c_check_func "$LINENO" "SHA256_Update" "ac_cv_func_SHA256_Update"
 if test "x$ac_cv_func_SHA256_Update" = xyes
 then :
-  printf "%s\n" "#define HAVE_SHA256_UPDATE 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_SHA256_UPDATE 1" >>confdefs.h
 
 fi
 
 			LIBS="$ac_save_LIBS"
 
-printf "%s\n" "#define HAVE_LIBCRYPTO /**/" >>confdefs.h
+printf '%s\n' "#define HAVE_LIBCRYPTO /**/" >>confdefs.h
 
 			MD5_LIBS="-lcrypto"
 
@@ -8042,7 +8256,7 @@ fi
 if test ${enable_readline+y}
 then :
   enableval=$enable_readline;
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for readline in -lreadline" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for readline in -lreadline" >&5
 printf %s "checking for readline in -lreadline... " >&6; }
 if test ${ac_cv_lib_readline_readline+y}
 then :
@@ -8083,14 +8297,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 LIBS=$ac_check_lib_save_LIBS ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_readline" >&5
-printf "%s\n" "$ac_cv_lib_readline_readline" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_readline" >&5
+printf '%s\n' "$ac_cv_lib_readline_readline" >&6; }
 if test "x$ac_cv_lib_readline_readline" = xyes
 then :
 
 				  READLINE_LIBS=-lreadline
 
-printf "%s\n" "#define HAVE_LIBREADLINE 1" >>confdefs.h
+printf '%s\n' "#define HAVE_LIBREADLINE 1" >>confdefs.h
 
 
 fi
@@ -8101,7 +8315,7 @@ fi
 	# include <readline/readline.h>
 	#endif
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_rl_username_completion_function" = xyes
 then :
   ac_have_decl=1
@@ -8109,14 +8323,14 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_RL_USERNAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_RL_USERNAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
 ac_fn_check_decl "$LINENO" "rl_filename_completion_function" "ac_cv_have_decl_rl_filename_completion_function" "
 	#include <stdio.h>
 	#if HAVE_READLINE_READLINE_H
 	# include <readline/readline.h>
 	#endif
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_rl_filename_completion_function" = xyes
 then :
   ac_have_decl=1
@@ -8124,14 +8338,14 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_RL_FILENAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_RL_FILENAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
 ac_fn_check_decl "$LINENO" "rl_completion_matches" "ac_cv_have_decl_rl_completion_matches" "
 	#include <stdio.h>
 	#if HAVE_READLINE_READLINE_H
 	# include <readline/readline.h>
 	#endif
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_rl_completion_matches" = xyes
 then :
   ac_have_decl=1
@@ -8139,14 +8353,14 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_RL_COMPLETION_MATCHES $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_RL_COMPLETION_MATCHES $ac_have_decl" >>confdefs.h
 ac_fn_check_decl "$LINENO" "username_completion_function" "ac_cv_have_decl_username_completion_function" "
 	#include <stdio.h>
 	#if HAVE_READLINE_READLINE_H
 	# include <readline/readline.h>
 	#endif
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_username_completion_function" = xyes
 then :
   ac_have_decl=1
@@ -8154,14 +8368,14 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_USERNAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_USERNAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
 ac_fn_check_decl "$LINENO" "filename_completion_function" "ac_cv_have_decl_filename_completion_function" "
 	#include <stdio.h>
 	#if HAVE_READLINE_READLINE_H
 	# include <readline/readline.h>
 	#endif
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_filename_completion_function" = xyes
 then :
   ac_have_decl=1
@@ -8169,14 +8383,14 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_FILENAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_FILENAME_COMPLETION_FUNCTION $ac_have_decl" >>confdefs.h
 ac_fn_check_decl "$LINENO" "completion_matches" "ac_cv_have_decl_completion_matches" "
 	#include <stdio.h>
 	#if HAVE_READLINE_READLINE_H
 	# include <readline/readline.h>
 	#endif
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+" "$ac_c_undeclared_builtin_options$ac_c_future_darwin_options" "CFLAGS"
 if test "x$ac_cv_have_decl_completion_matches" = xyes
 then :
   ac_have_decl=1
@@ -8184,7 +8398,7 @@ else case e in #(
   e) ac_have_decl=0 ;;
 esac
 fi
-printf "%s\n" "#define HAVE_DECL_COMPLETION_MATCHES $ac_have_decl" >>confdefs.h
+printf '%s\n' "#define HAVE_DECL_COMPLETION_MATCHES $ac_have_decl" >>confdefs.h
 
 
 fi
@@ -8194,20 +8408,20 @@ fi
 # Lowest non-system-reserved uid and gid (Apple claims <500)
 # The first user on the system is 501 so let's start there too
 
-printf "%s\n" "#define MIN_USABLE_UID 501" >>confdefs.h
+printf '%s\n' "#define MIN_USABLE_UID 501" >>confdefs.h
 
 
-printf "%s\n" "#define MIN_USABLE_GID 501" >>confdefs.h
+printf '%s\n' "#define MIN_USABLE_GID 501" >>confdefs.h
 
 
 # Substitute platform for base compatibility check
 
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for target platform" >&5
+        { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for target platform" >&5
 printf %s "checking for target platform... " >&6; }
         OS_PLATFORM=`uname -s | tr '[:upper:]' '[:lower:]'`
 		OS_MAJOR=`uname -r | cut -d '.' -f 1`
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OS_PLATFORM $OS_MAJOR" >&5
-printf "%s\n" "$OS_PLATFORM $OS_MAJOR" >&6; }
+        { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $OS_PLATFORM $OS_MAJOR" >&5
+printf '%s\n' "$OS_PLATFORM $OS_MAJOR" >&6; }
 
 
 
@@ -8233,7 +8447,7 @@ fi
 	if test "x$curlprefix" = "x"; then
 		# Extract the first word of "curl-config", so it can be a program name with args.
 set dummy curl-config; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_CURL_CONFIG+y}
 then :
@@ -8256,7 +8470,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_CURL_CONFIG="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -8269,18 +8483,18 @@ esac
 fi
 CURL_CONFIG=$ac_cv_path_CURL_CONFIG
 if test -n "$CURL_CONFIG"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CURL_CONFIG" >&5
-printf "%s\n" "$CURL_CONFIG" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CURL_CONFIG" >&5
+printf '%s\n' "$CURL_CONFIG" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
 	else
 		# Extract the first word of "curl-config", so it can be a program name with args.
 set dummy curl-config; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_path_CURL_CONFIG+y}
 then :
@@ -8303,7 +8517,7 @@ do
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_path_CURL_CONFIG="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -8316,11 +8530,11 @@ esac
 fi
 CURL_CONFIG=$ac_cv_path_CURL_CONFIG
 if test -n "$CURL_CONFIG"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CURL_CONFIG" >&5
-printf "%s\n" "$CURL_CONFIG" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CURL_CONFIG" >&5
+printf '%s\n' "$CURL_CONFIG" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf '%s\n' "no" >&6; }
 fi
 
 
@@ -8351,7 +8565,7 @@ ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
 printf %s "checking how to run the C preprocessor... " >&6; }
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
@@ -8422,8 +8636,8 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
-printf "%s\n" "$CPP" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
+printf '%s\n' "$CPP" >&6; }
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
@@ -8471,8 +8685,8 @@ if $ac_preproc_ok
 then :
 
 else case e in #(
-  e) { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+  e) { { printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf '%s\n' "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
 See 'config.log' for more details" "$LINENO" 5; } ;;
 esac
@@ -8485,7 +8699,7 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep -e" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for egrep -e" >&5
 printf %s "checking for egrep -e... " >&6; }
 if test ${ac_cv_path_EGREP_TRADITIONAL+y}
 then :
@@ -8522,7 +8736,7 @@ case `"$ac_path_EGREP_TRADITIONAL" --version 2>&1` in #(
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    printf "%s\n" 'EGREP_TRADITIONAL' >> "conftest.nl"
+    printf '%s\n' 'EGREP_TRADITIONAL' >> "conftest.nl"
     "$ac_path_EGREP_TRADITIONAL" -E 'EGR(EP|AC)_TRADITIONAL$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -8584,7 +8798,7 @@ case `"$ac_path_EGREP_TRADITIONAL" --version 2>&1` in #(
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    printf "%s\n" 'EGREP_TRADITIONAL' >> "conftest.nl"
+    printf '%s\n' 'EGREP_TRADITIONAL' >> "conftest.nl"
     "$ac_path_EGREP_TRADITIONAL" 'EGR(EP|AC)_TRADITIONAL$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -8615,8 +8829,8 @@ esac
 fi ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP_TRADITIONAL" >&5
-printf "%s\n" "$ac_cv_path_EGREP_TRADITIONAL" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP_TRADITIONAL" >&5
+printf '%s\n' "$ac_cv_path_EGREP_TRADITIONAL" >&6; }
  EGREP_TRADITIONAL=$ac_cv_path_EGREP_TRADITIONAL
 
 
@@ -8625,30 +8839,30 @@ printf "%s\n" "$ac_cv_path_EGREP_TRADITIONAL" >&6; }
 		ac_fn_c_check_func "$LINENO" "kqueue" "ac_cv_func_kqueue"
 if test "x$ac_cv_func_kqueue" = xyes
 then :
-  printf "%s\n" "#define HAVE_KQUEUE 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_KQUEUE 1" >>confdefs.h
 
 fi
 ac_fn_c_check_func "$LINENO" "kevent" "ac_cv_func_kevent"
 if test "x$ac_cv_func_kevent" = xyes
 then :
-  printf "%s\n" "#define HAVE_KEVENT 1" >>confdefs.h
+  printf '%s\n' "#define HAVE_KEVENT 1" >>confdefs.h
 
 fi
 
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether trace mode is supported on this platform" >&5
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking whether trace mode is supported on this platform" >&5
 printf %s "checking whether trace mode is supported on this platform... " >&6; }
 		if test x"${OS_PLATFORM}" != "xdarwin"; then
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not darwin, no" >&5
-printf "%s\n" "not darwin, no" >&6; }
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: not darwin, no" >&5
+printf '%s\n' "not darwin, no" >&6; }
 			TRACEMODE_SUPPORT=0
 		elif test x"${ac_cv_func_kqueue}" != "xyes"; then
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: kqueue() not available, no" >&5
-printf "%s\n" "kqueue() not available, no" >&6; }
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: kqueue() not available, no" >&5
+printf '%s\n' "kqueue() not available, no" >&6; }
 			TRACEMODE_SUPPORT=0
 		elif test x"${ac_cv_func_kevent}" != "xyes"; then
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: kevent() not available, no" >&5
-printf "%s\n" "kevent() not available, no" >&6; }
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: kevent() not available, no" >&5
+printf '%s\n' "kevent() not available, no" >&6; }
 			TRACEMODE_SUPPORT=0
 		else
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8666,17 +8880,17 @@ if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   $EGREP_TRADITIONAL "yes_have_ev_receipt" >/dev/null 2>&1
 then :
 
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+				{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf '%s\n' "yes" >&6; }
 				TRACEMODE_SUPPORT=1
 
-printf "%s\n" "#define HAVE_TRACEMODE_SUPPORT 1" >>confdefs.h
+printf '%s\n' "#define HAVE_TRACEMODE_SUPPORT 1" >>confdefs.h
 
 
 else case e in #(
   e)
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: EV_RECEIPT not available, no" >&5
-printf "%s\n" "EV_RECEIPT not available, no" >&6; }
+				{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: EV_RECEIPT not available, no" >&5
+printf '%s\n' "EV_RECEIPT not available, no" >&6; }
 				TRACEMODE_SUPPORT=0
 			 ;;
 esac
@@ -8705,7 +8919,7 @@ eval "exec_prefix_expanded=$exec_prefix"
 eval DARWINTRACE_SIP_WORKAROUND_PATH="${prefix}/var/macports/sip-workaround"
 
 
-printf "%s\n" "#define DARWINTRACE_SIP_WORKAROUND_PATH \"$DARWINTRACE_SIP_WORKAROUND_PATH\"" >>confdefs.h
+printf '%s\n' "#define DARWINTRACE_SIP_WORKAROUND_PATH \"$DARWINTRACE_SIP_WORKAROUND_PATH\"" >>confdefs.h
 
 
 # do this twice, since there is a nested variable of
@@ -8743,9 +8957,9 @@ fi
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf '%s\n' "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf '%s\n' "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -8775,8 +8989,8 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 	cd "$ac_dir"
 
 	if test "$no_recursion" != yes || test ! -f "$ac_srcdir/config.status"; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
-printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
+printf '%s\n' "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 		if test -f "$ac_srcdir/configure"; then
 			# Run 'make distclean' first, ignoring errors; unfortunately some
 			# of our projects are not reconfigure-safe and will not correctly
@@ -8794,10 +9008,10 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			for mp_arg in --prefix=${macports_libexec_dir} --enable-threads; do
 				case $mp_arg in
 					--*=* | -*=*)
-							mp_arg_key=$(printf "%s\n" "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
+							mp_arg_key=$(printf '%s\n' "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
 								case $mp_arg_key in
 		*\'*)
-			mp_arg_key=$(printf "%s\n" "$mp_arg_key" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg_key=$(printf '%s\n' "$mp_arg_key" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg_key="'$mp_arg_key'"
@@ -8807,7 +9021,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				esac
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -8897,7 +9111,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 						# ignore --disable-option-checking
 					;;
 					--*=* | -*=*)
-							mp_arg_key=$(printf "%s\n" "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
+							mp_arg_key=$(printf '%s\n' "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
 							mp_list_contains_present=
 	eval "mp_list_contains_list=\"$mp_sub_configure_keys\""
 	for mp_list_contains_entry in $mp_list_contains_list; do
@@ -8912,7 +9126,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 		else
 									case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -8926,7 +9140,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 						# always pass positional arguments
 								case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -8956,7 +9170,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				mp_arg="--prefix=$prefix"
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -8972,7 +9186,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				mp_arg="--silent"
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -8986,7 +9200,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="--disable-option-checking"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9006,7 +9220,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="--cache-file=$mp_sub_cache_file"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9017,21 +9231,21 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="CC=$CC"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
 	as_fn_append mp_sub_configure_args " $mp_arg"
 
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&5
-printf "%s\n" "$as_me: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&6;}
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&5
+printf '%s\n' "$as_me: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&6;}
 			eval "\$SHELL \$ac_srcdir/configure $mp_sub_configure_args" || as_fn_error $? "configure failed for $ac_dir" "$LINENO" 5
 		else
 			as_fn_error $? "no configure script found in $ac_dir" "$LINENO" 5
 		fi
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
-printf "%s\n" "$as_me: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
+printf '%s\n' "$as_me: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 	fi
 	cd "$mp_popdir"
 
@@ -9058,9 +9272,9 @@ VENDOR_DESTROOT=vendor/vendor-destroot
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf '%s\n' "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf '%s\n' "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -9090,8 +9304,8 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 	cd "$ac_dir"
 
 	if test "$no_recursion" != yes || test ! -f "$ac_srcdir/config.status"; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
-printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
+printf '%s\n' "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 		if test -f "$ac_srcdir/configure"; then
 			# Run 'make distclean' first, ignoring errors; unfortunately some
 			# of our projects are not reconfigure-safe and will not correctly
@@ -9109,10 +9323,10 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			for mp_arg in --prefix=${macports_libexec_dir}; do
 				case $mp_arg in
 					--*=* | -*=*)
-							mp_arg_key=$(printf "%s\n" "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
+							mp_arg_key=$(printf '%s\n' "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
 								case $mp_arg_key in
 		*\'*)
-			mp_arg_key=$(printf "%s\n" "$mp_arg_key" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg_key=$(printf '%s\n' "$mp_arg_key" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg_key="'$mp_arg_key'"
@@ -9122,7 +9336,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				esac
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9212,7 +9426,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 						# ignore --disable-option-checking
 					;;
 					--*=* | -*=*)
-							mp_arg_key=$(printf "%s\n" "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
+							mp_arg_key=$(printf '%s\n' "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
 							mp_list_contains_present=
 	eval "mp_list_contains_list=\"$mp_sub_configure_keys\""
 	for mp_list_contains_entry in $mp_list_contains_list; do
@@ -9227,7 +9441,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 		else
 									case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9241,7 +9455,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 						# always pass positional arguments
 								case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9271,7 +9485,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				mp_arg="--prefix=$prefix"
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9287,7 +9501,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				mp_arg="--silent"
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9301,7 +9515,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="--disable-option-checking"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9321,7 +9535,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="--cache-file=$mp_sub_cache_file"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9332,21 +9546,21 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="CC=$CC"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
 	as_fn_append mp_sub_configure_args " $mp_arg"
 
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&5
-printf "%s\n" "$as_me: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&6;}
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&5
+printf '%s\n' "$as_me: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&6;}
 			eval "\$SHELL \$ac_srcdir/configure $mp_sub_configure_args" || as_fn_error $? "configure failed for $ac_dir" "$LINENO" 5
 		else
 			as_fn_error $? "no configure script found in $ac_dir" "$LINENO" 5
 		fi
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
-printf "%s\n" "$as_me: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
+printf '%s\n' "$as_me: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 	fi
 	cd "$mp_popdir"
 
@@ -9383,9 +9597,9 @@ CRITCL_PLATFORMS="$(echo "$CRITCL_PLATFORMS" | \
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf '%s\n' "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf '%s\n' "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -9415,8 +9629,8 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 	cd "$ac_dir"
 
 	if test "$no_recursion" != yes || test ! -f "$ac_srcdir/config.status"; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
-printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
+printf '%s\n' "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 		if test -f "$ac_srcdir/configure"; then
 			# Run 'make distclean' first, ignoring errors; unfortunately some
 			# of our projects are not reconfigure-safe and will not correctly
@@ -9434,10 +9648,10 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			for mp_arg in --prefix=${macports_libexec_dir}; do
 				case $mp_arg in
 					--*=* | -*=*)
-							mp_arg_key=$(printf "%s\n" "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
+							mp_arg_key=$(printf '%s\n' "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
 								case $mp_arg_key in
 		*\'*)
-			mp_arg_key=$(printf "%s\n" "$mp_arg_key" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg_key=$(printf '%s\n' "$mp_arg_key" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg_key="'$mp_arg_key'"
@@ -9447,7 +9661,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				esac
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9537,7 +9751,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 						# ignore --disable-option-checking
 					;;
 					--*=* | -*=*)
-							mp_arg_key=$(printf "%s\n" "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
+							mp_arg_key=$(printf '%s\n' "$mp_arg" | sed -E 's/^--?([^=]+)=.*$/\1/')
 							mp_list_contains_present=
 	eval "mp_list_contains_list=\"$mp_sub_configure_keys\""
 	for mp_list_contains_entry in $mp_list_contains_list; do
@@ -9552,7 +9766,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 		else
 									case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9566,7 +9780,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 						# always pass positional arguments
 								case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9596,7 +9810,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				mp_arg="--prefix=$prefix"
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9612,7 +9826,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 				mp_arg="--silent"
 						case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9626,7 +9840,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="--disable-option-checking"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9646,7 +9860,7 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="--cache-file=$mp_sub_cache_file"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
@@ -9657,21 +9871,21 @@ printf "%s\n" "$as_me: === configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 			mp_arg="CC=$CC"
 					case $mp_arg in
 		*\'*)
-			mp_arg=$(printf "%s\n" "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
+			mp_arg=$(printf '%s\n' "$mp_arg" | sed "s/'/'\\\\\\\\''/g")
 		;;
 	esac
 	mp_arg="'$mp_arg'"
 	as_fn_append mp_sub_configure_args " $mp_arg"
 
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&5
-printf "%s\n" "$as_me: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&6;}
+			{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&5
+printf '%s\n' "$as_me: running $SHELL $ac_srcdir/configure $mp_sub_configure_args in $ac_dir" >&6;}
 			eval "\$SHELL \$ac_srcdir/configure $mp_sub_configure_args" || as_fn_error $? "configure failed for $ac_dir" "$LINENO" 5
 		else
 			as_fn_error $? "no configure script found in $ac_dir" "$LINENO" 5
 		fi
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
-printf "%s\n" "$as_me: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&5
+printf '%s\n' "$as_me: === finished configuring in $ac_dir ($mp_popdir/$ac_dir)" >&6;}
 	fi
 	cd "$mp_popdir"
 
@@ -9681,22 +9895,22 @@ VENDOR_TCLLIB_INSTALL="install-libraries"
 
 
 # Load tclConfig.sh from our private install of Tcl
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Tcl configuration" >&5
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for Tcl configuration" >&5
 printf %s "checking for Tcl configuration... " >&6; }
 TCL_BIN_DIR=`(cd vendor/tcl${tcl_version}/unix; pwd)`
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found $TCL_BIN_DIR/tclConfig.sh" >&5
-printf "%s\n" "found $TCL_BIN_DIR/tclConfig.sh" >&6; }
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: found $TCL_BIN_DIR/tclConfig.sh" >&5
+printf '%s\n' "found $TCL_BIN_DIR/tclConfig.sh" >&6; }
 
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for existence of $TCL_BIN_DIR/tclConfig.sh" >&5
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for existence of $TCL_BIN_DIR/tclConfig.sh" >&5
 printf %s "checking for existence of $TCL_BIN_DIR/tclConfig.sh... " >&6; }
 
     if test -f "$TCL_BIN_DIR/tclConfig.sh" ; then
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: loading" >&5
-printf "%s\n" "loading" >&6; }
+        { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: loading" >&5
+printf '%s\n' "loading" >&6; }
 	. $TCL_BIN_DIR/tclConfig.sh
     else
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: file not found" >&5
-printf "%s\n" "file not found" >&6; }
+        { printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: file not found" >&5
+printf '%s\n' "file not found" >&6; }
     fi
 
     #
@@ -9739,7 +9953,7 @@ printf "%s\n" "file not found" >&6; }
 
 
 
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to build libraries" >&5
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking how to build libraries" >&5
 printf %s "checking how to build libraries... " >&6; }
     # Check whether --enable-shared was given.
 if test ${enable_shared+y}
@@ -9759,15 +9973,15 @@ fi
     fi
 
     if test "$tcl_ok" = "yes" ; then
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: shared" >&5
-printf "%s\n" "shared" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: shared" >&5
+printf '%s\n' "shared" >&6; }
 	SHARED_BUILD=1
     else
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: static" >&5
-printf "%s\n" "static" >&6; }
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: static" >&5
+printf '%s\n' "static" >&6; }
 	SHARED_BUILD=0
 
-printf "%s\n" "#define STATIC_BUILD 1" >>confdefs.h
+printf '%s\n' "#define STATIC_BUILD 1" >>confdefs.h
 
     fi
 
@@ -9806,15 +10020,15 @@ SQLITE3_LIBNAME=`basename ${TCL_SRC_DIR}/pkgs/sqlite3*`
 # Check if there's an existing DP/MP install too old to upgrade
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking that any existing MacPorts install can be upgraded" >&5
+	{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking that any existing MacPorts install can be upgraded" >&5
 printf %s "checking that any existing MacPorts install can be upgraded... " >&6; }
 
 	eval dpversionfile="${sysconfdir}/ports/dp_version"
 	if test -f "$dpversionfile"; then
 		as_fn_error $? "Existing MacPorts or DarwinPorts install is too old to be upgraded. Install MacPorts 1.7.1 first." "$LINENO" 5
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf '%s\n' "yes" >&6; }
 	fi
 
 
@@ -9852,44 +10066,7 @@ cat >confcache <<\_ACEOF
 
 _ACEOF
 
-# The following way of writing the cache mishandles newlines in values,
-# but we know of no workaround that is simple, portable, and efficient.
-# So, we kill variables containing newlines.
-# Ultrix sh set writes to stderr and can't be redirected directly,
-# and sets the high bit in the cache file unless we assign to the vars.
-(
-  for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do
-    eval ac_val=\$$ac_var
-    case $ac_val in #(
-    *${as_nl}*)
-      case $ac_var in #(
-      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
-      esac
-      case $ac_var in #(
-      _ | IFS | as_nl) ;; #(
-      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
-      *) { eval $ac_var=; unset $ac_var;} ;;
-      esac ;;
-    esac
-  done
-
-  (set) 2>&1 |
-    case $as_nl`(ac_space=' '; set) 2>&1` in #(
-    *${as_nl}ac_space=\ *)
-      # 'set' does not quote correctly, so add quotes: double-quote
-      # substitution turns \\\\ into \\, and sed turns \\ into \.
-      sed -n \
-	"s/'/'\\\\''/g;
-	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
-      ;; #(
-    *)
-      # 'set' quotes correctly as required by POSIX, so do not add quotes.
-      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
-      ;;
-    esac |
-    sort
-) |
+ac_cache_dump |
   sed '
      /^ac_cv_env_/b end
      t clear
@@ -9901,8 +10078,8 @@ printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;}
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     if test "x$cache_file" != "x/dev/null"; then
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
+      { printf '%s\n' "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+printf '%s\n' "$as_me: updating cache $cache_file" >&6;}
       if test ! -f "$cache_file" || test -h "$cache_file"; then
 	cat confcache >"$cache_file"
       else
@@ -9916,8 +10093,8 @@ printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
       fi
     fi
   else
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { printf '%s\n' "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+printf '%s\n' "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -9934,7 +10111,7 @@ U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"`
+  ac_i=`printf '%s\n' "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
   as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
@@ -9947,13 +10124,21 @@ LTLIBOBJS=$ac_ltlibobjs
 
 
 : "${CONFIG_STATUS=./config.status}"
+case $CONFIG_STATUS in #(
+  -*) :
+    CONFIG_STATUS=./$CONFIG_STATUS ;; #(
+  */*) :
+     ;; #(
+  *) :
+    CONFIG_STATUS=./$CONFIG_STATUS ;;
+esac
+
 ac_write_fail=0
-ac_clean_files_save=$ac_clean_files
-ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
-printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;}
+ac_clean_CONFIG_STATUS='"$CONFIG_STATUS"'
+{ printf '%s\n' "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+printf '%s\n' "$as_me: creating $CONFIG_STATUS" >&6;}
 as_write_fail=0
-cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
+cat >"$CONFIG_STATUS" <<_ASEOF || as_write_fail=1
 #! $SHELL
 # Generated by $as_me.
 # Run this file to recreate the current configuration.
@@ -9967,7 +10152,7 @@ ac_cs_silent=false
 SHELL=\${CONFIG_SHELL-$SHELL}
 export SHELL
 _ASEOF
-cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ASEOF || as_write_fail=1
 ## -------------------- ##
 ## M4sh Initialization. ##
 ## -------------------- ##
@@ -9979,7 +10164,7 @@ then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
-  # is contrary to our usage.  Disable this feature.
+  # contradicts POSIX and common usage.  Disable this.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
 else case e in #(
@@ -10066,7 +10251,7 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf '%s\n' "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
@@ -10082,9 +10267,9 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf '%s\n' "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  printf "%s\n" "$as_me: error: $2" >&2
+  printf '%s\n' "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -10179,7 +10364,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X/"$0" |
+printf '%s\n' X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -10201,29 +10386,6 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-
-# Determine whether it's possible to make 'echo' print without a newline.
-# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
-# for compatibility with existing Makefiles.
-ECHO_C= ECHO_N= ECHO_T=
-case `echo -n x` in #(((((
--n*)
-  case `echo 'xy\c'` in
-  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
-  xy)  ECHO_C='\c';;
-  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
-       ECHO_T='	';;
-  esac;;
-*)
-  ECHO_N='-n';;
-esac
-
-# For backward compatibility with old third-party macros, we provide
-# the shell variables $as_echo and $as_echo_n.  New code should use
-# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
-as_echo='printf %s\n'
-as_echo_n='printf %s'
-
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -10265,7 +10427,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf '%s\n' "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -10274,7 +10436,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$as_dir" |
+printf '%s\n' X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -10327,19 +10489,19 @@ as_tr_sh="eval sed '$as_sed_sh'" # deprecated
 
 
 exec 6>&1
-## ----------------------------------- ##
-## Main body of $CONFIG_STATUS script. ##
-## ----------------------------------- ##
+## ------------------------------------- ##
+## Main body of "$CONFIG_STATUS" script. ##
+## ------------------------------------- ##
 _ASEOF
-test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1
+test $as_write_fail = 0 && chmod +x "$CONFIG_STATUS" || ac_write_fail=1
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 # Save the log message, to keep $0 and so on meaningful, and to
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
 This file was extended by MacPorts $as_me 2.12.99, which was
-generated by GNU Autoconf 2.72.  Invocation command line was
+generated by GNU Autoconf 2.73.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -10361,14 +10523,14 @@ case $ac_config_headers in *"
 esac
 
 
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 # Files that config.status was made for.
 config_files="$ac_config_files"
 config_headers="$ac_config_headers"
 
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 ac_cs_usage="\
 '$as_me' instantiates files and other configuration actions
 from templates according to the current configuration.  Unless the files
@@ -10397,26 +10559,30 @@ $config_headers
 Report bugs to <macports-dev@lists.macports.org>."
 
 _ACEOF
-ac_cs_config=`printf "%s\n" "$ac_configure_args" | sed "$ac_safe_unquote"`
-ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"`
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+ac_cs_config=`printf '%s\n' "$ac_configure_args" | sed "$ac_safe_unquote"`
+ac_cs_config_escaped=`printf '%s\n' "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"`
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
 MacPorts config.status 2.12.99
-configured by $0, generated by GNU Autoconf 2.72,
+configured by $0, generated by GNU Autoconf 2.73,
   with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2023 Free Software Foundation, Inc.
+Copyright (C) 2026 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
 ac_pwd='$ac_pwd'
 srcdir='$srcdir'
 INSTALL='$INSTALL'
-test -n "\$AWK" || AWK=awk
+test -n "\$AWK" || {
+  awk '' </dev/null ||
+    as_fn_error \$? "try installing gawk"
+  AWK=awk
+}
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 # The default lists apply if the user does not specify any file.
 ac_need_defaults=:
 while test $# != 0
@@ -10444,15 +10610,15 @@ do
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    printf "%s\n" "$ac_cs_version"; exit ;;
+    printf '%s\n' "$ac_cs_version"; exit ;;
   --config | --confi | --conf | --con | --co | --c )
-    printf "%s\n" "$ac_cs_config"; exit ;;
+    printf '%s\n' "$ac_cs_config"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf '%s\n' "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     '') as_fn_error $? "missing file argument" ;;
     esac
     as_fn_append CONFIG_FILES " '$ac_optarg'"
@@ -10460,7 +10626,7 @@ do
   --header | --heade | --head | --hea )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf '%s\n' "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     as_fn_append CONFIG_HEADERS " '$ac_optarg'"
     ac_need_defaults=false;;
@@ -10469,7 +10635,7 @@ do
     as_fn_error $? "ambiguous option: '$1'
 Try '$0 --help' for more information.";;
   --help | --hel | -h )
-    printf "%s\n" "$ac_cs_usage"; exit ;;
+    printf '%s\n' "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
@@ -10493,32 +10659,32 @@ if $ac_cs_silent; then
 fi
 
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
   set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
-  \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6
+  \printf '%s\n' "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
   export CONFIG_SHELL
   exec "\$@"
 fi
 
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 exec 5>>config.log
 {
   echo
   sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
 ## Running $as_me. ##
 _ASBOX
-  printf "%s\n" "$ac_log"
+  printf '%s\n' "$ac_log"
 } >&5
 
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 
 # Handling of arguments.
 for ac_config_target in $ac_config_targets
@@ -10646,13 +10812,13 @@ _ACEOF
   echo "_ACEOF"
 } >conf$$subs.sh ||
   as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
-ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
+ac_delim_num=`echo "$ac_subst_vars" | sed -n '$='`
 ac_delim='%!_!# '
 for ac_last_try in false false false false false :; do
   . ./conf$$subs.sh ||
     as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
 
-  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
+  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | sed -n '$='`
   if test $ac_delim_n = $ac_delim_num; then
     break
   elif $ac_last_try; then
@@ -10663,7 +10829,7 @@ for ac_last_try in false false false false false :; do
 done
 rm -f conf$$subs.sh
 
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
 _ACEOF
 sed -n '
@@ -10708,9 +10874,9 @@ t delim
   N
   s/\n//
 }
-' >>$CONFIG_STATUS || ac_write_fail=1
+' >>"$CONFIG_STATUS" || ac_write_fail=1
 rm -f conf$$subs.awk
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 _ACAWK
 cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
   for (key in S) S_is_set[key] = 1
@@ -10739,7 +10905,7 @@ cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
 
 _ACAWK
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
   sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
 else
@@ -10771,7 +10937,7 @@ s/^[^=]*=[	 ]*$//
 }'
 fi
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 fi # test -n "$CONFIG_FILES"
 
 # Set up the scripts for CONFIG_HEADERS section.
@@ -10842,9 +11008,9 @@ s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p
 b cont
 ' <confdefs.h | sed '
 s/'"$ac_delim"'/"\\\
-"/g' >>$CONFIG_STATUS || ac_write_fail=1
+"/g' >>"$CONFIG_STATUS" || ac_write_fail=1
 
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
   for (key in D) D_is_set[key] = 1
   FS = ""
 }
@@ -10862,8 +11028,12 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   macro = mac2[1]
   prefix = substr(line, 1, index(line, defundef) - 1)
   if (D_is_set[macro]) {
+    suffix = P[macro] D[macro]
+    while (suffix ~ /[\t ]$/) {
+      suffix = substr(suffix, 1, length(suffix) - 1)
+    }
     # Preserve the white space surrounding the "#".
-    print prefix "define", macro P[macro] D[macro]
+    print prefix "define", macro suffix
     next
   } else {
     # Replace #undef with comments.  This is necessary, for example,
@@ -10878,7 +11048,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 { print }
 _ACAWK
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
   as_fn_error $? "could not setup config headers machinery" "$LINENO" 5
 fi # test -n "$CONFIG_HEADERS"
 
@@ -10922,7 +11092,7 @@ do
 	   esac ||
 	   as_fn_error 1 "cannot find input file: '$ac_f'" "$LINENO" 5;;
       esac
-      case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      case $ac_f in *\'*) ac_f=`printf '%s\n' "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
     done
 
@@ -10930,17 +11100,17 @@ do
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
     configure_input='Generated from '`
-	  printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	  printf '%s\n' "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
 	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
-printf "%s\n" "$as_me: creating $ac_file" >&6;}
+      { printf '%s\n' "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+printf '%s\n' "$as_me: creating $ac_file" >&6;}
     fi
     # Neutralize special characters interpreted by sed in replacement strings.
     case $configure_input in #(
     *\&* | *\|* | *\\* )
-       ac_sed_conf_input=`printf "%s\n" "$configure_input" |
+       ac_sed_conf_input=`printf '%s\n' "$configure_input" |
        sed 's/[\\\\&|]/\\\\&/g'`;; #(
     *) ac_sed_conf_input=$configure_input;;
     esac
@@ -10957,7 +11127,7 @@ $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
 	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$ac_file" |
+printf '%s\n' X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -10981,9 +11151,9 @@ printf "%s\n" X"$ac_file" |
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf '%s\n' "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf '%s\n' "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -11023,7 +11193,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
   esac
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 # If the template does not know about datarootdir, expand it.
 # FIXME: This hack should be removed a few years after 2.60.
 ac_datarootdir_hack=; ac_datarootdir_seen=
@@ -11040,10 +11210,10 @@ ac_sed_dataroot='
 case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+printf '%s\n' "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
   ac_datarootdir_hack='
   s&@datadir@&$datadir&g
   s&@docdir@&$docdir&g
@@ -11057,11 +11227,11 @@ _ACEOF
 # Neutralize VPATH when '$srcdir' = '.'.
 # Shell code in configure.ac might set extrasub.
 # FIXME: do we really want to maintain this feature?
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<_ACEOF || ac_write_fail=1
 ac_sed_extra="$ac_vpsub
 $extrasub
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>"$CONFIG_STATUS" <<\_ACEOF || ac_write_fail=1
 :t
 /@[a-zA-Z_][a-zA-Z_0-9]*@/!b
 s|@configure_input@|$ac_sed_conf_input|;t t
@@ -11084,9 +11254,9 @@ test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
   { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
   { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
       "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable 'datarootdir'
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable 'datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
-printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable 'datarootdir'
+printf '%s\n' "$as_me: WARNING: $ac_file contains a reference to the variable 'datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
   rm -f "$ac_tmp/stdin"
@@ -11102,20 +11272,20 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   #
   if test x"$ac_file" != x-; then
     {
-      printf "%s\n" "/* $configure_input  */" >&1 \
+      printf '%s\n' "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
     } >"$ac_tmp/config.h" \
       || as_fn_error $? "could not create $ac_file" "$LINENO" 5
     if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
-printf "%s\n" "$as_me: $ac_file is unchanged" >&6;}
+      { printf '%s\n' "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
+printf '%s\n' "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
       mv "$ac_tmp/config.h" "$ac_file" \
 	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
     fi
   else
-    printf "%s\n" "/* $configure_input  */" >&1 \
+    printf '%s\n' "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
       || as_fn_error $? "could not create -" "$LINENO" 5
   fi
@@ -11139,7 +11309,7 @@ done # for ac_tag
 
 as_fn_exit 0
 _ACEOF
-ac_clean_files=$ac_clean_files_save
+ac_clean_CONFIG_STATUS=
 
 test $ac_write_fail = 0 ||
   as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
@@ -11155,19 +11325,26 @@ test $ac_write_fail = 0 ||
 # need to make the FD available again.
 if test "$no_create" != yes; then
   ac_cs_success=:
+  case $CONFIG_STATUS in #(
+  -*) :
+    ac_no_opts=-- ;; #(
+  *) :
+    ac_no_opts= ;;
+esac
   ac_config_status_args=
   test "$silent" = yes &&
     ac_config_status_args="$ac_config_status_args --quiet"
   exec 5>/dev/null
-  $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false
+  $SHELL $ac_no_opts "$CONFIG_STATUS" $ac_config_status_args ||
+    ac_cs_success=false
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
   # would make configure fail if this is the last instruction.
   $ac_cs_success || as_fn_exit 1
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
-printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+  { printf '%s\n' "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+printf '%s\n' "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi