components/lwip: use newlib errno

2016-08-29 15:35:44 +08:00
parent bae976ae0e
commit 23cc3c0f90
1 changed files with 1 additions and 2 deletions
--- 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__ */