X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fwchar_t.m4;h=e1e1e699d60738b94fecd8f01c6285faae5a5d42;hb=5191b3546cfb6c163228c23f214e325ddf60d46f;hp=3c81564adc60a207525772c6ef5feacbc41bee73;hpb=f655fd5741580b9992c18a1b1e410fabb173aa28;p=gnulib.git

diff --git a/m4/wchar_t.m4 b/m4/wchar_t.m4
index 3c81564ad..e1e1e699d 100644
--- a/m4/wchar_t.m4
+++ b/m4/wchar_t.m4
@@ -1,5 +1,5 @@
-# wchar_t.m4 serial 2 (gettext-0.18)
-dnl Copyright (C) 2002-2003, 2008 Free Software Foundation, Inc.
+# wchar_t.m4 serial 4 (gettext-0.18.2)
+dnl Copyright (C) 2002-2003, 2008-2013 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -11,10 +11,14 @@ dnl Prerequisite: AC_PROG_CC
 AC_DEFUN([gt_TYPE_WCHAR_T],
 [
   AC_CACHE_CHECK([for wchar_t], [gt_cv_c_wchar_t],
-    [AC_TRY_COMPILE([#include <stddef.h>
-       wchar_t foo = (wchar_t)'\0';], ,
-       [gt_cv_c_wchar_t=yes], [gt_cv_c_wchar_t=no])])
+    [AC_COMPILE_IFELSE(
+       [AC_LANG_PROGRAM(
+          [[#include <stddef.h>
+            wchar_t foo = (wchar_t)'\0';]],
+          [[]])],
+       [gt_cv_c_wchar_t=yes],
+       [gt_cv_c_wchar_t=no])])
   if test $gt_cv_c_wchar_t = yes; then
-    AC_DEFINE([HAVE_WCHAR_T], 1, [Define if you have the 'wchar_t' type.])
+    AC_DEFINE([HAVE_WCHAR_T], [1], [Define if you have the 'wchar_t' type.])
   fi
 ])