isa_intrhand
struct isa_intrhand *ih_next;
struct isa_intrhand *isa_intrhand[ICU_LEN];
struct isa_intrhand *q;
for (q = isa_intrhand[irq]; q; q = q->ih_next)
for (q = isa_intrhand[irq]; q; q = q->ih_next)
if (isa_intrhand[irq])
struct isa_intrhand **p, *q, *ih;
static struct isa_intrhand fakehand = {NULL, fakeintr};
for (p = &isa_intrhand[irq]; (q = *p) != NULL; p = &q->ih_next)
struct isa_intrhand *ih;
ih = isa_intrhand[isa_vector];
struct isa_intrhand *ih = isa_intrhand[irq];