396 itimerfix(struct timeval *tv)  in itimerfix()  argument
399     if (tv->tv_sec < 0 || tv->tv_usec < 0 || tv->tv_usec >= 1000000)  in itimerfix()
401     if (tv->tv_sec == 0 && tv->tv_usec != 0 && tv->tv_usec < tick)  in itimerfix()
402         tv->tv_usec = tick;  in itimerfix()
488     struct timeval tv, delta;  in ratecheck()  local
491     getmicrouptime(&tv);        /* NB: 10ms precision */  in ratecheck()
492     delta = tv;  in ratecheck()
501         *lasttime = tv;  in ratecheck()
547 tvtohz(tv)  in tvtohz()  argument
548     struct timeval *tv;  in tvtohz()
573     sec = tv->tv_sec;
574     usec = tv->tv_usec;