From 7731cef782bbf53dc1f23b65f852ab50fb254ffa Mon Sep 17 00:00:00 2001
From: Eric Leblond <eric@regit.org>
Date: Sun, 30 Sep 2012 16:18:10 +0200
Subject: [PATCH] pf-ring: protect definition of (un)likely

This patch makes (un)likely declared if and only if they are not
declared before.
---
 src/util-optimize.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/util-optimize.h b/src/util-optimize.h
index 78eff1230e..134ee9d037 100644
--- a/src/util-optimize.h
+++ b/src/util-optimize.h
@@ -24,8 +24,12 @@
  * \author Victor Julien <victor@inliniac.net>
  */
 
+#ifndef likely
 #define likely(expr) __builtin_expect(!!(expr), 1)
+#endif
+#ifndef unlikely
 #define unlikely(expr) __builtin_expect(!!(expr), 0)
+#endif
 
 /** from http://en.wikipedia.org/wiki/Memory_ordering
  *