ref: a165af3d8406d98aaf6bb86048690ca3d4e6648d dir: /src/libc/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); }