Imported Upstream version 1.21

[tar] / m4 / extensions.m4

diff --git a/m4/extensions.m4 b/m4/extensions.m4
index bcbb3ceee2c30bd23176dcd1e55af74185b7ec1b..917af9480549ed985f0d4a1e84b9e19a8f2a83ee 100644 (file)
--- a/m4/extensions.m4
+++ b/m4/extensions.m4
@@ -1,7 +1,7 @@
 # serial 5  -*- Autoconf -*-
 # Enable extensions on systems that normally disable them.
 
-# Copyright (C) 2003, 2006, 2007 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2006-2008 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -61,9 +61,9 @@ AC_BEFORE([$0], [AC_RUN_IFELSE])dnl
   AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__],
     [ac_cv_safe_to_define___extensions__],
     [AC_COMPILE_IFELSE(
-       [AC_LANG_PROGRAM([
+       [AC_LANG_PROGRAM([[
 #        define __EXTENSIONS__ 1
-         AC_INCLUDES_DEFAULT])],
+         ]AC_INCLUDES_DEFAULT])],
        [ac_cv_safe_to_define___extensions__=yes],
        [ac_cv_safe_to_define___extensions__=no])])
   test $ac_cv_safe_to_define___extensions__ = yes &&