diff --git a/sys/dev/gpio/gpiobus.c b/sys/dev/gpio/gpiobus.c
index 13768c37354..f8b3b46f4c2 100644
--- a/sys/dev/gpio/gpiobus.c
+++ b/sys/dev/gpio/gpiobus.c
@@ -96,6 +96,14 @@ gpio_alloc_intr_resource(device_t consumer_dev, int *rid, u_int alloc_flags,
 	return (bus_alloc_resource(consumer_dev, SYS_RES_IRQ, rid,
 	    irqnum, irqnum, 1, alloc_flags));
 }
+#else
+struct resource *
+gpio_alloc_intr_resource(device_t consumer_dev, int *rid, u_int alloc_flags,
+    gpio_pin_t pin, uint32_t intr_mode)
+{
+
+	return (NULL);
+}
 #endif
 
 int
diff --git a/sys/dev/gpio/gpiobusvar.h b/sys/dev/gpio/gpiobusvar.h
index a103b739fa0..f6b6d68f185 100644
--- a/sys/dev/gpio/gpiobusvar.h
+++ b/sys/dev/gpio/gpiobusvar.h
@@ -128,10 +128,8 @@ int gpio_pin_is_active(gpio_pin_t pin, bool *active);
 int gpio_pin_set_active(gpio_pin_t pin, bool active);
 int gpio_pin_setflags(gpio_pin_t pin, uint32_t flags);
 #endif
-#ifdef INTRNG
 struct resource *gpio_alloc_intr_resource(device_t consumer_dev, int *rid,
     u_int alloc_flags, gpio_pin_t pin, uint32_t intr_mode);
-#endif
 int gpio_check_flags(uint32_t, uint32_t);
 device_t gpiobus_attach_bus(device_t);
 int gpiobus_detach_bus(device_t);