From c565936b3ac5b6e1ab0d5ca30963619c7b725bb6 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 12 Apr 2013 19:52:03 +0300
Subject: fix tcp tuning options usage.

---
 src/localconsts.h     |  1 +
 src/net/sdltcpnet.cpp | 19 ++++++++++++++++---
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/src/localconsts.h b/src/localconsts.h
index ba803ca86..d6c535640 100644
--- a/src/localconsts.h
+++ b/src/localconsts.h
@@ -39,6 +39,7 @@
 #endif
 #undef Z_NULL
 #define Z_NULL nullptr
+#define M_TCPOK
 #define A_DELETE(func) func = delete
 #define A_DELETE_COPY(name) name(const name &) = delete; \
     name &operator=(const name&) = delete;
diff --git a/src/net/sdltcpnet.cpp b/src/net/sdltcpnet.cpp
index 6ad350002..b38bc8a67 100644
--- a/src/net/sdltcpnet.cpp
+++ b/src/net/sdltcpnet.cpp
@@ -21,9 +21,24 @@
 #include "net/sdltcpnet.h"
 
 #if defined __linux__ || defined __linux
+#include "logger.h"
+
 #include <sys/socket.h>
-#include <linux/tcp.h>
+#include <netinet/in.h>
+#include <netinet/tcp.h>
 #include <netdb.h>
+
+#if defined(M_TCPOK) && !defined(ANDROID)
+#include <linux/tcp.h>
+#else
+// using manual hack, because in this mode linux/tcp.h compiled with errors
+#include <netinet/tcp.h>
+// Use linear timeouts for thin streams
+#define TCP_THIN_LINEAR_TIMEOUTS 16
+// Fast retrans. after 1 dupack
+#define TCP_THIN_DUPACK          17
+#endif
+
 #endif
 
 #include "debug.h"
@@ -67,8 +82,6 @@ int TcpNet::resolveHost(IPaddress *address, const char *host, Uint16 port)
     return SDLNet_ResolveHost(address, host, port);
 }
 
-#include "logger.h"
-
 TcpNet::Socket TcpNet::open(IPaddress *ip)
 {
     TcpNet::Socket sock = SDLNet_TCP_Open(ip);
-- 
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