From 48f19e86b56be0ae220ff1114711684dd04480bd Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Mon, 28 Apr 2008 13:53:35 +0300
Subject: [PATCH] Require C99 capable compiler in configure - also enable C99
 mode if not on by default

---
 configure.ac | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/configure.ac b/configure.ac
index c683d6c..5de9cf7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -23,6 +23,11 @@ AC_PROG_MAKE_SET
 AC_PROG_LIBTOOL
 AC_PROG_YACC
 
+AC_PROG_CC_C99
+if test "$ac_cv_prog_cc_c99" = no; then
+    AC_MSG_ERROR([ISO C99 capable compiler required])
+fi
+
 AS=${AS-as}
 AC_SUBST(AS)
 if test "$GCC" = yes; then
-- 
2.7.4