From 9317d3b159125c47ce46020cdd1a29d7cea0966f Mon Sep 17 00:00:00 2001
From: Max Lv <max.c.lv@gmail.com>
Date: Sun, 26 Nov 2017 14:54:13 +0800
Subject: [PATCH] Fix the missing TFO flags on Android

---
 src/netutils.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/netutils.h b/src/netutils.h
index 3845d251..80dcb221 100644
--- a/src/netutils.h
+++ b/src/netutils.h
@@ -35,6 +35,16 @@
 #include <netdb.h>
 #endif
 
+/* Hard coded defines for TCP fast open on Android */
+#ifdef __ANDROID__
+#ifndef TCP_FASTOPEN
+#define TCP_FASTOPEN   23
+#endif
+#ifndef MSG_FASTOPEN
+#define MSG_FASTOPEN   0x20000000
+#endif
+#endif
+
 /* MPTCP_ENABLED setsockopt values for kernel 4 & 3, best behaviour to be independant of kernel version is to test from newest to the latest values */
 #ifndef MPTCP_ENABLED
 static const char mptcp_enabled_values[] = { 42, 26, 0 };