apic_allocate_irq
newirq = apic_allocate_irq(apic_first_avail_irq);
if ((irqno = apic_allocate_irq(apic_first_avail_irq)) == -1) {
newirq = apic_allocate_irq(apic_first_avail_irq);
if ((irqno = apic_allocate_irq(apic_first_avail_irq)) ==
if ((irqno = apic_allocate_irq(apic_first_avail_irq)) ==
if ((irq = apic_allocate_irq(APIC_VECTOR(ipl))) != -1) {
extern int apic_allocate_irq(int irq);
if ((irqno = apic_allocate_irq(apic_first_avail_irq)) == -1) {
newirq = apic_allocate_irq(apic_first_avail_irq);