ISAPNP_IRQTYPE_LEVEL_PLUS
#define LEVEL_IRQ (ISAPNP_IRQTYPE_LEVEL_PLUS|ISAPNP_IRQTYPE_LEVEL_MINUS)
case ISAPNP_IRQTYPE_LEVEL_PLUS:
if (irq->flags & ISAPNP_IRQTYPE_LEVEL_PLUS)
p->flags = ISAPNP_IRQTYPE_LEVEL_PLUS;