From 308ca9936a1f9511515d016f5380ddba7de68160 Mon Sep 17 00:00:00 2001
From: WPMGPRoSToTeMa <wpmgprostotema@live.ru>
Date: Tue, 12 Jan 2016 18:47:37 +0300
Subject: [PATCH] NET_IPSocket: Disabled adding DF flag on some linux

---
 rehlds/engine/net_ws.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/rehlds/engine/net_ws.cpp b/rehlds/engine/net_ws.cpp
index 4532c9c..5fcdbe1 100644
--- a/rehlds/engine/net_ws.cpp
+++ b/rehlds/engine/net_ws.cpp
@@ -1637,6 +1637,16 @@ int NET_IPSocket(char *net_interface, int port, qboolean multicast)
 #endif // _WIN32
 		Con_DPrintf("WARNING: UDP_OpenSocket: port %d setsockopt IP_MULTICAST_LOOP: %s\n", port, NET_ErrorString(err));
 	}
+
+#if defined __linux__ && defined REHLDS_FIXES
+	i = IP_PMTUDISC_DONT;
+	if (setsockopt(newsocket, IPPROTO_IP, IP_MTU_DISCOVER, (char *)&i, sizeof(i)) == SOCKET_ERROR)
+	{
+		err = errno;
+		Con_Printf("WARNING: UDP_OpenSocket: port %d  setsockopt IP_MTU_DISCOVER: %s\n", port, NET_ErrorString(err));
+	}
+#endif
+
 	return newsocket;
 }