From cee29363be93defd1786f5dd2354a38c5d14f2b0 Mon Sep 17 00:00:00 2001
From: Brian Aker <brian@tangent.org>
Date: Sun, 26 Feb 2012 18:13:00 -0800
Subject: [PATCH] Downgrade m4 file so that it can compile on Centos

---
 m4/ax_check_library.m4 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/m4/ax_check_library.m4 b/m4/ax_check_library.m4
index 24af93c0..5998c792 100644
--- a/m4/ax_check_library.m4
+++ b/m4/ax_check_library.m4
@@ -90,6 +90,6 @@ AC_DEFUN([AX_CHECK_LIBRARY], [
 
   AS_IF([test "$]AS_TR_SH([ax_cv_have_]$1)[" = "yes"],
     AC_DEFINE([HAVE_]$1, [1], [Define to 1 if ]$1[ is found])
-      m4_ifnblank([$4], [$4]),
-    m4_ifnblank([$5], [$5]))
+      m4_ifval( m4_normalize([$4]), [$4]),
+    m4_ifval( m4_normalize([$5]), [$5]))
 ])
-- 
2.30.2