From bc0b49ab65369916e93fdde9025c0dbdfff9e33a Mon Sep 17 00:00:00 2001
From: Stijn Tintel <stijn@linux-ipv6.be>
Date: Wed, 23 Aug 2017 10:29:28 +0300
Subject: conntrackd: cthelper: ssdp: fix build with musl

For musl libc to expose the members of `struct tcphdr`, _GNU_SOURCE
needs to be defined.

Fixes: b61c4543cbde ("conntrackd: cthelper: ssdp: Track UPnP eventing")
Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 src/helpers/ssdp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/helpers/ssdp.c b/src/helpers/ssdp.c
index 1f7f76f..58658e3 100644
--- a/src/helpers/ssdp.c
+++ b/src/helpers/ssdp.c
@@ -49,6 +49,7 @@
 #include <stdlib.h>
 #include <arpa/inet.h>
 #include <netinet/ip.h>
+#define _GNU_SOURCE
 #include <netinet/tcp.h>
 #include <netinet/udp.h>
 #include <libmnl/libmnl.h>
-- 
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