233 		if (timerisset(&aitv.it_value)) {  in xgetitimer()
235 			if (timercmp(&aitv.it_value, &now, <)) {  in xgetitimer()
236 				timerclear(&aitv.it_value);  in xgetitimer()
238 				timevalsub(&aitv.it_value, &now);  in xgetitimer()
251 		first = tv2hrt(&aitv.it_value);  in xgetitimer()
280 		hrt2tv(remain, &aitv.it_value);  in xgetitimer()
361 	if (itimerfix(&aitv.it_value, min) ||  in xsetitimer()
362 	    (itimerfix(&aitv.it_interval, min) && timerisset(&aitv.it_value)))  in xsetitimer()
396 		if (timerisset(&aitv.it_value)) {  in xsetitimer()
398 			timevaladd(&aitv.it_value, &now);  in xsetitimer()
400 			    p, hzto(&aitv.it_value));  in xsetitimer()
421 		if (!timerisset(&aitv.it_value)) {  in xsetitimer()
433 		when.cyt_when = (ts = gethrtime() + tv2hrt(&aitv.it_value));  in xsetitimer()
476 		hrt2tv(ts, &aitv.it_value);  in xsetitimer()
486 			timerclear(&itvp->it_value);  in xsetitimer()
589 	struct timeval *valp = &p->p_realitimer.it_value;  in realitexpire()
777 	if (itp->it_value.tv_usec < usec) {  in itimerdecr()
778 		if (itp->it_value.tv_sec == 0) {  in itimerdecr()
780 			usec -= itp->it_value.tv_usec;  in itimerdecr()
783 		itp->it_value.tv_usec += MICROSEC;  in itimerdecr()
784 		itp->it_value.tv_sec--;  in itimerdecr()
786 	itp->it_value.tv_usec -= usec;  in itimerdecr()
788 	if (timerisset(&itp->it_value))  in itimerdecr()
793 		itp->it_value = itp->it_interval;  in itimerdecr()
794 		itp->it_value.tv_usec -= usec;  in itimerdecr()
795 		if (itp->it_value.tv_usec < 0) {  in itimerdecr()
796 			itp->it_value.tv_usec += MICROSEC;  in itimerdecr()
797 			itp->it_value.tv_sec--;  in itimerdecr()
800 		itp->it_value.tv_usec = 0;		/* sec is already 0 */  in itimerdecr()