From 33cda0866fa5d5f1b33971fc6385caf0d74b6bf5 Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Mon, 18 Apr 2016 13:54:07 +0800
Subject: [PATCH] [libc] Fix the rtconfig issue in armlibc/unistd.h file.

---
 components/libc/armlibc/sys/unistd.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/components/libc/armlibc/sys/unistd.h b/components/libc/armlibc/sys/unistd.h
index 06a46746c0..e1e0dc904c 100644
--- a/components/libc/armlibc/sys/unistd.h
+++ b/components/libc/armlibc/sys/unistd.h
@@ -1,6 +1,8 @@
 #ifndef _SYS_UNISTD_H
 #define _SYS_UNISTD_H
 
+#include <rtthread.h>
+
 #ifdef RT_USING_DFS
 #include <dfs_posix.h>
 #else
-- 
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