bpo-26439 Fix ctypes.util.find_library failure on AIX (#4507)

Implement find_library() support in ctypes/util for AIX.

Add some AIX specific tests.

1 files changed, 11 insertions, 1 deletions

diff --git a/configure b/configure
index 20d8095c25..24ae256409 100755
--- a/configure
+++ b/configure
@@ -9872,7 +9872,6 @@ fi
 
 
 
-
 if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
 	if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
@@ -14360,6 +14359,17 @@ fi
 cat >>confdefs.h <<_ACEOF
 #define HAVE_DECL_RTLD_DEEPBIND $ac_have_decl
 _ACEOF
+ac_fn_c_check_decl "$LINENO" "RTLD_MEMBER" "ac_cv_have_decl_RTLD_MEMBER" "#include <dlfcn.h>
+"
+if test "x$ac_cv_have_decl_RTLD_MEMBER" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_RTLD_MEMBER $ac_have_decl
+_ACEOF
 
 
 # determine what size digit to use for Python's longs