From e6ce09aeed6b269f583e1d4a9c4b3586d1351917 Mon Sep 17 00:00:00 2001
From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Sun, 24 Jul 2016 20:07:18 +0200
Subject: [PATCH] configure.ac: fix empty else on RHEL5

Ancient autoconf versions don't like empty
strings in m4 arguments.
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 56d22c26..4aa3af7d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1638,7 +1638,7 @@ PKG_CHECK_MODULES([HAL], [hal],
         ])
         CPPFLAGS="$SAVE_CPPFLAGS"
       ],
-      []
+      [ : ]
     )
     LIBS="$SAVE_LIBS"
   ],
-- 
2.11.0