337 				timerclear(&aitv.it_value);  in getitimer()
339 				aitv.it_value = p->p_rtime;  in getitimer()
340 				timevalsub(&aitv.it_value, &now);  in getitimer()
343 			timerclear(&aitv.it_value);  in getitimer()
363 		user_itv.it_value.tv_sec = aitv.it_value.tv_sec;  in getitimer()
364 		user_itv.it_value.tv_usec = aitv.it_value.tv_usec;  in getitimer()
371 		user_itv.it_value.tv_sec = (user32_time_t)aitv.it_value.tv_sec;  in getitimer()
372 		user_itv.it_value.tv_usec = aitv.it_value.tv_usec;  in getitimer()
405 			aitv.it_value.tv_sec = (__darwin_time_t)user_itv.it_value.tv_sec;  in setitimer()
406 			aitv.it_value.tv_usec = user_itv.it_value.tv_usec;  in setitimer()
414 			aitv.it_value.tv_sec = user_itv.it_value.tv_sec;  in setitimer()
415 			aitv.it_value.tv_usec = user_itv.it_value.tv_usec;  in setitimer()
424 	if (itimerfix(&aitv.it_value) || itimerfix(&aitv.it_interval)) {  in setitimer()
431 		if (timerisset(&aitv.it_value)) {  in setitimer()
433 			timevaladd(&p->p_rtime, &aitv.it_value);  in setitimer()
452 		if (timerisset(&aitv.it_value)) {  in setitimer()
464 		if (timerisset(&aitv.it_value)) {  in setitimer()
656 	if (itp->it_value.tv_usec < usec) {  in itimerdecr()
657 		if (itp->it_value.tv_sec == 0) {  in itimerdecr()
659 			usec -= itp->it_value.tv_usec;  in itimerdecr()
662 		itp->it_value.tv_usec += 1000000;  in itimerdecr()
663 		itp->it_value.tv_sec--;  in itimerdecr()
665 	itp->it_value.tv_usec -= usec;  in itimerdecr()
667 	if (timerisset(&itp->it_value)) {  in itimerdecr()
674 		itp->it_value = itp->it_interval;  in itimerdecr()
675 		if (itp->it_value.tv_sec > 0) {  in itimerdecr()
676 			itp->it_value.tv_usec -= usec;  in itimerdecr()
677 			if (itp->it_value.tv_usec < 0) {  in itimerdecr()
678 				itp->it_value.tv_usec += 1000000;  in itimerdecr()
679 				itp->it_value.tv_sec--;  in itimerdecr()
683 		itp->it_value.tv_usec = 0;              /* sec is already 0 */  in itimerdecr()