9 extern __noreturn (*__exit_handler)(int);
10 static struct atexit *__atexit_list;
12 static __noreturn on_exit_exit(int rv)
16 for ( ap = __atexit_list ; ap ; ap = ap->next ) {
17 ap->fctn(rv, ap->arg); /* This assumes extra args are harmless */
23 int on_exit(void (*fctn)(int, void *), void *arg)
25 struct atexit *as = malloc(sizeof(struct atexit));
33 as->next = __atexit_list;
36 __exit_handler = on_exit_exit;