INT4_IRQ_NUM
#define IMR_MINT4 (1 << INT4_IRQ_NUM) /* Mask External INT4 */
#define IWR_INT4 (1 << INT4_IRQ_NUM) /* External INT4 */
#define ISR_INT4 (1 << INT4_IRQ_NUM) /* External INT4 */
#define IPR_INT4 (1 << INT4_IRQ_NUM) /* External INT4 */