From c15786f217d89b8fc5ff7c7dc567e1405a457f3d Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Thu, 16 Mar 2017 11:27:54 +0100
Subject: [PATCH] tcp: add IPTOS_DSCP_MASK ifdef, fixes #4285

---
 src/tcp.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/tcp.c b/src/tcp.c
index 18e717408..4b37aa648 100644
--- a/src/tcp.c
+++ b/src/tcp.c
@@ -53,6 +53,10 @@ th_pipe_t tcp_server_pipe;
 /**
  *
  */
+#ifndef IPTOS_DSCP_MASK
+#define IPTOS_DSCP_MASK 0xfc
+#endif
+
 int
 socket_set_dscp(int sockfd, uint32_t dscp, char *errbuf, size_t errbufsize)
 {
-- 
2.47.3