Rebase against 3660176e09bc02e71586b4cf42f58c9498481af6.

patches/eventfd_synchronization/0001-configure-Check-for-sys-eventfd.h-ppoll-and-shm_open.patch

@@ -1,4 +1,4 @@
-From 4d8244be2c89fe601d75bd17631d87f504dcd63a Mon Sep 17 00:00:00 2001
+From 4b23aac811b441d63bc451bb2126d2da04734201 Mon Sep 17 00:00:00 2001
 From: Zebediah Figura <z.figura12@gmail.com>
 Date: Wed, 13 Jun 2018 10:44:49 -0500
 Subject: [PATCH] configure: Check for sys/eventfd.h, ppoll(), and shm_open().
@@ -13,10 +13,10 @@ Although perhaps we shouldn't since the server doesn't do this.
  3 files changed, 89 insertions(+)
 
 diff --git a/configure b/configure
-index 97b5dcfb38b..367008886d7 100755
+index c99ee5858e7..e1cc8737eb1 100755
 --- a/configure
 +++ b/configure
-@@ -7543,6 +7543,7 @@ for ac_header in \
+@@ -7525,6 +7525,7 @@ for ac_header in \
  	sys/cdio.h \
  	sys/epoll.h \
  	sys/event.h \
@@ -24,15 +24,15 @@ index 97b5dcfb38b..367008886d7 100755
  	sys/filio.h \
  	sys/ioctl.h \
  	sys/ipc.h \
-@@ -18009,6 +18010,7 @@ for ac_func in \
+@@ -17912,6 +17913,7 @@ for ac_func in \
  	port_create \
  	posix_fadvise \
  	posix_fallocate \
 +	ppoll \
  	prctl \
  	proc_pidinfo \
- 	readlink \
-@@ -18402,6 +18404,72 @@ fi
+ 	sched_yield \
+@@ -18257,6 +18259,72 @@ fi
      ;;
  esac
  
@@ -106,10 +106,10 @@ index 97b5dcfb38b..367008886d7 100755
  then
          if ${LDAP_CFLAGS:+false} :; then :
 diff --git a/configure.ac b/configure.ac
-index 0e65c78a81d..a3c9a627117 100644
+index bf9e8103606..adddfacc6fd 100644
 --- a/configure.ac
 +++ b/configure.ac
-@@ -510,6 +510,7 @@ AC_CHECK_HEADERS(\
+@@ -498,6 +498,7 @@ AC_CHECK_HEADERS(\
  	sys/cdio.h \
  	sys/epoll.h \
  	sys/event.h \
@@ -117,15 +117,15 @@ index 0e65c78a81d..a3c9a627117 100644
  	sys/filio.h \
  	sys/ioctl.h \
  	sys/ipc.h \
-@@ -2212,6 +2213,7 @@ AC_CHECK_FUNCS(\
+@@ -2173,6 +2174,7 @@ AC_CHECK_FUNCS(\
  	port_create \
  	posix_fadvise \
  	posix_fallocate \
 +	ppoll \
  	prctl \
  	proc_pidinfo \
- 	readlink \
-@@ -2262,6 +2264,16 @@ case $host_os in
+ 	renameat \
+@@ -2215,6 +2217,16 @@ case $host_os in
      ;;
  esac
  
@@ -143,10 +143,10 @@ index 0e65c78a81d..a3c9a627117 100644
  if test "x$with_ldap" != "xno"
  then
 diff --git a/include/config.h.in b/include/config.h.in
-index f66444fd715..bf8fc85e6c5 100644
+index fc3749895a3..608a255f1f7 100644
 --- a/include/config.h.in
 +++ b/include/config.h.in
-@@ -507,6 +507,9 @@
+@@ -486,6 +486,9 @@
  /* Define to 1 if you have the `posix_fallocate' function. */
  #undef HAVE_POSIX_FALLOCATE
  
@@ -156,7 +156,7 @@ index f66444fd715..bf8fc85e6c5 100644
  /* Define to 1 if you have the `prctl' function. */
  #undef HAVE_PRCTL
  
-@@ -585,6 +588,9 @@
+@@ -561,6 +564,9 @@
  /* Define to 1 if `interface_id' is a member of `sg_io_hdr_t'. */
  #undef HAVE_SG_IO_HDR_T_INTERFACE_ID
  
@@ -166,7 +166,7 @@ index f66444fd715..bf8fc85e6c5 100644
  /* Define if sigaddset is supported */
  #undef HAVE_SIGADDSET
  
-@@ -749,6 +755,9 @@
+@@ -716,6 +722,9 @@
  /* Define to 1 if you have the <sys/epoll.h> header file. */
  #undef HAVE_SYS_EPOLL_H