ref: 8eae1d47c3534a3ce3902a8895e80dbb4f90375a dir: /lib/c/stdlib/exit.c/
#include <stdlib.h> #undef exit void (*_exitf[_ATEXIT_MAX])(void); unsigned _exitn; void exit(int status) { while (_exitn > 0) (*_exitf[--_exitn])(); _Exit(status); }