From 60bdea5b856f906e1fd6c205b5f54fa5fa547412 Mon Sep 17 00:00:00 2001
From: Max Lv <mlv@nvidia.com>
Date: Thu, 30 Jul 2015 16:19:19 +0800
Subject: [PATCH] update a marco of detecting linux

---
 src/common.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common.h b/src/common.h
index 43a3183d..df855b56 100644
--- a/src/common.h
+++ b/src/common.h
@@ -23,7 +23,7 @@
 #define _COMMON_H
 
 // only enable TCP_FASTOPEN on linux
-#if __linux
+#if defined(__linux__)
 
 /*  conditional define for TCP_FASTOPEN */
 #ifndef TCP_FASTOPEN