alpha_shared_intr_get_sharetype
int alpha_shared_intr_get_sharetype(struct alpha_shared_intr *,
alpha_shared_intr_get_sharetype(jensenio_eisa_intr,
alpha_shared_intr_get_sharetype(pc->pc_shared_intrs,
alpha_shared_intr_get_sharetype(sio_intr, irq));