PPB_NOINTR
return (ppb_poll_bus(bus, 4, mask, status, PPB_NOINTR | PPB_POLL));
return (ppb_poll_bus(bus, 100, mask, status, PPB_NOINTR | PPB_POLL));
SELECT | nFAULT, PPB_NOINTR | PPB_POLL)) {
(how == PPB_NOINTR ? 0 : PCATCH), "ppbpoll", hz/100);
case PPB_WAIT | PPB_NOINTR: