Do not use -Werror.
--- configure.orig	2020-02-01 23:03:31.000000000 -0600
+++ configure	2022-04-23 00:44:36.000000000 -0500
@@ -7245,7 +7245,7 @@
 elif test "$GCC" = "yes"
 then
   GCC_VERSION=`$CC -dumpversion`
-  CFLAGS="$CFLAGS -Wall -Werror -pedantic -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls"
+  CFLAGS="$CFLAGS -Wall -pedantic -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls"
   if test "x$enable_asan" = "xyes"; then
     CFLAGS="$CFLAGS -fsanitize=address"
   fi
