ref: 6d5cccdbfa78d757b07efa64195f49a5db7e46e1
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);
}