extern void _exit(int code) __attribute__((noreturn)); //NOTE: Also defined in acess/sys.h\r
extern int atoi(const char *ptr);\r
extern void exit(int status) __attribute__((noreturn));\r
+extern void atexit(void (*__func)(void));\r
extern void qsort(void *base, size_t nmemb, size_t size, int(*compar)(const void *, const void *));\r
\r
// --- Environment ---\r