* sockpfaf.m4 (gl_SOCKET_FAMILIES): Avoid gcc -Wall warnings.

[gnulib.git] / m4 / codeset.m4

diff --git a/m4/codeset.m4 b/m4/codeset.m4
index 863c9cf..55f50a1 100644 (file)
--- a/m4/codeset.m4
+++ b/m4/codeset.m4
@@ -1,4 +1,8 @@
-#serial AM1
+# codeset.m4 serial 2 (gettext-0.15.1)
+dnl Copyright (C) 2000-2002, 2006 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.
 
 dnl From Bruno Haible.
 
@@ -6,7 +10,7 @@ AC_DEFUN([AM_LANGINFO_CODESET],
 [
   AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
     [AC_TRY_LINK([#include <langinfo.h>],
-      [char* cs = nl_langinfo(CODESET);],
+      [char* cs = nl_langinfo(CODESET); return !cs;],
       am_cv_langinfo_codeset=yes,
       am_cv_langinfo_codeset=no)
     ])