From 814f83d5a2788ed5a0c0b6a2deedb4ed4be2e792 Mon Sep 17 00:00:00 2001
From: Michael Elkins <me@sigpipe.org>
Date: Fri, 6 Aug 2010 07:12:47 -0700
Subject: [PATCH] properly set _XOPEN_SOURCE to 600 (POSIX.1-2004) when
 detecting th wc*() functions

closes #3341
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 65347220..88383b3e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1249,7 +1249,7 @@ if test "$wc_funcs" != yes && test "$wc_funcs" != no; then
         AC_CACHE_CHECK([for wchar_t functions], mutt_cv_wc_funcs,
                 mutt_cv_wc_funcs=no
                 AC_TRY_LINK([
-#define _XOPEN_SOURCE 1
+#define _XOPEN_SOURCE 600
 #include <stddef.h>
 #include <stdlib.h>
 #ifdef HAVE_WCHAR_H
-- 
2.50.0