From 47c92a3cea793c7797b7dec71a95ec9eced3314b Mon Sep 17 00:00:00 2001
From: Henning Rogge <henning.rogge@fkie.fraunhofer.de>
Date: Mon, 10 Jan 2011 15:25:20 +0100
Subject: [PATCH] Fix bug in glibc in IPTOS_CLASS(x) macro (netinet/ip.h file)

---
 src/linux/net.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/linux/net.c b/src/linux/net.c
index 4edf9a26..ebc79041 100644
--- a/src/linux/net.c
+++ b/src/linux/net.c
@@ -64,6 +64,14 @@
 #include <syslog.h>
 #include <unistd.h>
 
+/**
+ * Fix bug in GLIBC, see https://bugzilla.redhat.com/show_bug.cgi?id=635260
+ */
+#ifdef IPTOS_CLASS
+#undef IPTOS_CLASS
+#endif
+#define IPTOS_CLASS(class)    ((class) & IPTOS_CLASS_MASK)
+
 #define IPV6_ADDR_LOOPBACK      0x0010U
 #define IPV6_ADDR_LINKLOCAL     0x0020U
 #define IPV6_ADDR_SITELOCAL     0x0040U
-- 
2.20.1