From 854d8866d36b6911dee2fbc77e95084b44471066 Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Sat, 2 May 2015 22:53:08 +0800
Subject: [DFS] fix the compiling issue under Keil MDK.

---
 components/net/lwip-1.4.1/src/lwipopts.h | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

(limited to 'components/net')

diff --git a/components/net/lwip-1.4.1/src/lwipopts.h b/components/net/lwip-1.4.1/src/lwipopts.h
index 84f068db7a..0501df6ea8 100644
--- a/components/net/lwip-1.4.1/src/lwipopts.h
+++ b/components/net/lwip-1.4.1/src/lwipopts.h
@@ -353,8 +353,25 @@
 #define LWIP_RAND                  rand
 #endif
 
-#ifdef RT_USING_DFS_LWIP
+#if defined(RT_USING_DFS_LWIP)
 #define LWIP_COMPAT_SOCKETS        0
 #endif
 
+#if defined(__CC_ARM) || defined(__IAR_SYSTEMS_ICC__)
+
+#if defined(RT_USING_PTHREADS)
+#define LWIP_TIMEVAL_PRIVATE       0
+#include <posix_types.h>
+#else
+/* there is no timeval in CC_ARM and IAR */
+#define LWIP_TIMEVAL_PRIVATE       1
+#endif /* RT_USING_PTHREADS */
+
+#elif defined (__GNUC__)
+
+#define LWIP_TIMEVAL_PRIVATE       0
+#include <sys/time.h>
+
+#endif
+
 #endif /* __LWIPOPTS_H__ */
-- 
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