diff --git a/components/libc/compilers/armlibc/syscalls.c b/components/libc/compilers/armlibc/syscalls.c
index eb31a9118a739f69cf27cda304a4b6b4804b2a06..37f296fc3a171e3d241fe689fc8c6f8fb1f9732f 100644
--- a/components/libc/compilers/armlibc/syscalls.c
+++ b/components/libc/compilers/armlibc/syscalls.c
@@ -258,8 +258,8 @@ void _ttywrch(int ch)
 
 RT_WEAK void _sys_exit(int return_code)
 {
-    extern void __exit__(int status);
-    __exit__(return_code);
+    extern void __rt_libc_exit(int status);
+    __rt_libc_exit(return_code);
     while(1);
 }
 
@@ -306,8 +306,8 @@ int remove(const char *filename)
 #else
 int system(const char *string)
 {
-    extern int __system__(const char *string);
-    return __system__(string);
+    extern int __rt_libc_system(const char *string);
+    return __rt_libc_system(string);
 }
 #endif
 
diff --git a/components/libc/compilers/common/stdlib.c b/components/libc/compilers/common/stdlib.c
index 45a65e9c96a1dea14fad74ff9a8df83f71550a5c..b485bbd83608b59cd7bf08d6ad41c4de12ba9bc6 100644
--- a/components/libc/compilers/common/stdlib.c
+++ b/components/libc/compilers/common/stdlib.c
@@ -9,10 +9,9 @@
  */
 
 #include <rtthread.h>
+#include <stdlib.h>
 
-#define  ABORT_STATUS   1
-
-void __exit__(int status)
+void __rt_libc_exit(int status)
 {
     rt_thread_t self = rt_thread_self();
 
@@ -25,7 +24,7 @@ void __exit__(int status)
 
     if (self != RT_NULL)
     {
-        if(status == ABORT_STATUS) /* abort() */
+        if(status == EXIT_FAILURE) /* abort() */
         {
             rt_kprintf("thread:%s abort!\n", self->name);
         }
@@ -38,12 +37,12 @@ void __exit__(int status)
     }
 }
 
-void __abort__(void)
+void __rt_libc_abort(void)
 {
-    __exit__(ABORT_STATUS);
+    __rt_libc_exit(EXIT_FAILURE);
 }
 
-int __system__(const char *string)
+int __rt_libc_system(const char *string)
 {
     /* TODO */
     return 0;
diff --git a/components/libc/compilers/dlib/syscalls.c b/components/libc/compilers/dlib/syscalls.c
index a185b0104bf9df3c21b3cabff9ad700c516ce0bb..10155948ba7a9619728a79636f18ae5973a81e9a 100644
--- a/components/libc/compilers/dlib/syscalls.c
+++ b/components/libc/compilers/dlib/syscalls.c
@@ -11,14 +11,14 @@
 
 void exit (int status)
 {
-    extern void __exit__(int status);
-    __exit__(status);
+    extern void __rt_libc_exit(int status);
+    __rt_libc_exit(status);
     while(1);
 }
 
 void abort(void)
 {
-    extern void __abort__(void);
-    __abort__();
+    extern void __rt_libc_abort(void);
+    __rt_libc_abort();
     while(1);
 }
diff --git a/components/libc/compilers/newlib/syscalls.c b/components/libc/compilers/newlib/syscalls.c
index 6f833f05e462145fec743d295585ab3c45f92891..76300f76b2aca2c40eb070dc2b8b778eeb60e3c5 100644
--- a/components/libc/compilers/newlib/syscalls.c
+++ b/components/libc/compilers/newlib/syscalls.c
@@ -286,16 +286,16 @@ _free_r (struct _reent *ptr, void *addr)
 void
 exit (int status)
 {
-    extern void __exit__(int status);
-    __exit__(status);
+    extern void __rt_libc_exit(int status);
+    __rt_libc_exit(status);
     while(1);
 }
 
 void
 _system(const char *s)
 {
-    extern int __system__(const char *string);
-    __system__(s);
+    extern int __rt_libc_system(const char *string);
+    __rt_libc_system(s);
 }
 
 void __libc_init_array(void)
@@ -305,8 +305,8 @@ void __libc_init_array(void)
 
 void abort(void)
 {
-    extern void __abort__(void);
-    __abort__();
+    extern void __rt_libc_abort(void);
+    __rt_libc_abort();
     while(1);
 }