diff --git a/include/stdlib.h b/include/stdlib.h
index 0f2970ece..de322555d 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -75,7 +75,7 @@ int __fastcall__ atexit (void (*exitfunc) (void));
 void* bsearch (const void* key, const void* base, size_t n,
 	       size_t size, int (*cmp) (const void*, const void*));
 div_t __fastcall__ div (int numer, int denom);
-void exit (int ret);
+void __fastcall__ exit (int ret);                            
 char* __fastcall__ getenv (const char* name);
 void qsort (void* base, size_t count, size_t size,
 	    int (*compare) (const void*, const void*));