lptintr, sc);
lptintr, sc, sc->sc_dev.dv_xname);
lptattach(parent, self, aux)	struct device *parent, *self;	void *aux;{	struct lpt_softc *sc = (void *)self;	struct isa_attach_args *ia = aux;	int iobase = ia->ia_iobase;	if (ia->ia_irq != IRQUNK)		printf("\n");	else		printf(": polled\n");	sc->sc_iobase = iobase;	sc->sc_irq = ia->ia_irq;	sc->sc_state = 0;	outb(iobase + lpt_control, LPC_NINIT);	if (ia->ia_irq != IRQUNK)		sc->sc_ih = isa_intr_establish(ia->ia_irq, IST_EDGE, IPL_NONE,		    lptintr, sc);}