From 28433d9d54d25eb1d4c8e5d99a87dae20851b77b Mon Sep 17 00:00:00 2001
From: bernard <bernard.xiong@rt-thread.com>
Date: Fri, 3 Nov 2017 21:08:31 +0800
Subject: [PATCH] [lwIP] Fix the compiling warning for lwip-1.4.1

---
 components/net/lwip-1.4.1/src/arch/include/arch/cc.h | 4 ----
 components/net/lwip-1.4.1/src/lwipopts.h             | 4 ++++
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/components/net/lwip-1.4.1/src/arch/include/arch/cc.h b/components/net/lwip-1.4.1/src/arch/include/arch/cc.h
index 62aa6c8ab4..3889ec9577 100644
--- a/components/net/lwip-1.4.1/src/arch/include/arch/cc.h
+++ b/components/net/lwip-1.4.1/src/arch/include/arch/cc.h
@@ -76,10 +76,6 @@ typedef rt_uint32_t	mem_ptr_t;
 #define LWIP_TIMEVAL_PRIVATE	   1
 #endif
 
-#if defined(RT_USING_DFS_NET)
-#define LWIP_COMPAT_SOCKETS        0
-#endif
-
 #if defined(__CC_ARM)   /* ARMCC compiler */
 #define PACK_STRUCT_FIELD(x) x
 #define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
diff --git a/components/net/lwip-1.4.1/src/lwipopts.h b/components/net/lwip-1.4.1/src/lwipopts.h
index 755593388e..0b177b5894 100644
--- a/components/net/lwip-1.4.1/src/lwipopts.h
+++ b/components/net/lwip-1.4.1/src/lwipopts.h
@@ -363,9 +363,13 @@
  * LWIP_COMPAT_SOCKETS==1: Enable BSD-style sockets functions names.
  * (only used if you use sockets.c)
  */
+#ifdef RT_USING_DFS_NET
+#define LWIP_COMPAT_SOCKETS             0
+#else
 #ifndef LWIP_COMPAT_SOCKETS
 #define LWIP_COMPAT_SOCKETS             1
 #endif
+#endif
 
 
 /**
-- 
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