PPBUS_WAIT
err = lpt_request_ppbus(lpt, PPBUS_WAIT|PPBUS_INTR);
lpt_release_ppbus(lpt, PPBUS_WAIT);
lpt_release_ppbus(lpt, PPBUS_WAIT);
err = lpt_release_ppbus(sc, PPBUS_WAIT|PPBUS_INTR);
ppbus_peripheral_terminate(dev, PPBUS_WAIT);
ppbus_peripheral_terminate(dev, PPBUS_WAIT);
ppbus_peripheral_terminate(dev, PPBUS_WAIT);
ppbus_peripheral_terminate(dev, PPBUS_WAIT);
if(how & PPBUS_WAIT) {
if(how & PPBUS_WAIT) {
return ppbus_request_bus(sc->sc_dev, dev, PPBUS_WAIT|PPBUS_INTR, (hz));
(void) ppbus_release_bus(sc->sc_dev, dev, PPBUS_WAIT|PPBUS_INTR, (hz));
PPBUS_WAIT|PPBUS_INTR, 0))
PPBUS_WAIT, 0);
ppbus_release_bus(ppbus, sc->pps_dev.sc_dev, PPBUS_WAIT, 0);