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-rw-r--r--m4/strndup.m46
1 files changed, 3 insertions, 3 deletions
diff --git a/m4/strndup.m4 b/m4/strndup.m4
index baa6c03b8c..f7934ef820 100644
--- a/m4/strndup.m4
+++ b/m4/strndup.m4
@@ -1,4 +1,4 @@
-# strndup.m4 serial 13
+# strndup.m4 serial 14
dnl Copyright (C) 2002-2003, 2005-2007 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -7,7 +7,7 @@ dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_STRNDUP],
[
dnl Persuade glibc <string.h> to declare strndup().
- AC_REQUIRE([AC_GNU_SOURCE])
+ AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
AC_CHECK_DECLS_ONCE([strndup])
@@ -19,7 +19,7 @@ AC_DEFUN([gl_FUNC_STRNDUP],
AC_CACHE_CHECK([for working strndup], gl_cv_func_strndup,
[AC_RUN_IFELSE([
AC_LANG_PROGRAM([#include <string.h>
- #include <stdlib.h>], [[
+ #include <stdlib.h>], [[
#ifndef HAVE_DECL_STRNDUP
extern char *strndup (const char *, size_t);
#endif