From 6addce2f955c05048b389f41d4820cbe58294c91 Mon Sep 17 00:00:00 2001
From: Lukas Werling <lukas.werling@gmail.com>
Date: Fri, 13 Jan 2017 23:03:50 +0100
Subject: [PATCH] Don't try to enable dual stack for IPv4 TCP sockets

When connecting via TCP, C4NetIO still creates IPv4 sockets, so no dual
stack option is required.
---
 src/network/C4NetIO.cpp | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/src/network/C4NetIO.cpp b/src/network/C4NetIO.cpp
index 88976cd4b..86dd449e7 100644
--- a/src/network/C4NetIO.cpp
+++ b/src/network/C4NetIO.cpp
@@ -1108,9 +1108,6 @@ bool C4NetIOTCP::Connect(const C4NetIO::addr_t &addr) // (mt-safe)
 		return false;
 	}
 
-	if (!EnableDualStack(nsock))
-		return false;
-
 #ifdef STDSCHEDULER_USE_EVENTS
 	// set event
 	if (::WSAEventSelect(nsock, Event, FD_CONNECT) == SOCKET_ERROR)