From: Wu Jian Gang <wujiangang@espressif.com>
Date: Mon, 29 Aug 2016 07:35:44 +0000 (+0800)
Subject: components/lwip: use newlib errno
X-Git-Tag: v0.9~69^2~5^2~13
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=23cc3c0f90a0d7e007839b32476eb736d68abbc8;p=esp-idf

components/lwip: use newlib errno
---

diff --git a/components/lwip/include/lwip/port/arch/cc.h b/components/lwip/include/lwip/port/arch/cc.h
index 8e98502ccf..6fc1da1843 100644
--- a/components/lwip/include/lwip/port/arch/cc.h
+++ b/components/lwip/include/lwip/port/arch/cc.h
@@ -35,6 +35,7 @@
 #define __ARCH_CC_H__
 
 #include <stdint.h>
+#include <errno.h>
 
 #include "arch/sys_arch.h"
 
@@ -72,6 +73,4 @@ typedef int sys_prot_t;
 #define LWIP_NOASSERT
 //#define LWIP_ERROR
 
-#define LWIP_PROVIDE_ERRNO
-
 #endif /* __ARCH_CC_H__ */