1 files changed, 0 insertions, 10 deletions
diff --git a/include/rtthread.h b/include/rtthread.h
index c8993dd7e6..5e70c5dd63 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -728,16 +728,6 @@ rt_device_t rt_console_get_device(void);
 #endif /* RT_USING_THREADSAFE_PRINTF */
 #endif /* defined(RT_USING_DEVICE) && defined(RT_USING_CONSOLE) */
 
-rt_err_t rt_get_errno(void);
-void rt_set_errno(rt_err_t no);
-int *_rt_errno(void);
-const char *rt_strerror(rt_err_t error);
-#if !defined(RT_USING_NEWLIBC) && !defined(_WIN32)
-#ifndef errno
-#define errno    *_rt_errno()
-#endif
-#endif /* !defined(RT_USING_NEWLIBC) && !defined(_WIN32) */
-
 int __rt_ffs(int value);
 
 void rt_show_version(void);