void * alloca (size_t size);
#endif
int atoi (char const *s);
+int atexit (void (*function) (void));
void * calloc (size_t nmemb, size_t size);
-void exit (int);
+void _exit (int status);
+void exit (int status);
void free (void *ptr);
char* getenv (char const* s);
int setenv (char const* s, char const* v, int overwrite_p);