UT_timediff

    UT_timediff       239 modules/ac/ac_persistence.c         if (UT_timediff(&acc->timestamp, &oldest_timestamp) > 0 &&
    UT_timediff       531 modules/ac/access_control.c   time_diff = UT_timediff(&leaf->timestamp, &current);
    UT_timediff      1179 modules/ac/access_control.c   if (UT_timediff(&clone.timestamp, &oldest_timestamp) > 0 &&
    UT_timediff      1220 modules/ac/access_control.c     exactinterval =  UT_timediff( &endtime, &begintime ); /* old endtime */
    UT_timediff      1288 modules/ac/access_control.c     elapsed = UT_timediff( &begintime, &endtime);
    UT_timediff       164 modules/pw/protocol_whois.c   elapsed = UT_timediff( &begintime, &endtime);
    UT_timediff       226 modules/sq/mysql_driver.c       seconds = UT_timediff( &start_time, &stop_time );
    UT_timediff       200 modules/ta/ta.c   session = UT_timediff( &tas->sessionstart, reftime );
    UT_timediff       201 modules/ta/ta.c   task    = UT_timediff( &tas->taskstart, reftime );
    UT_timediff       304 modules/ud/ud_process_stream.c   timediff = UT_timediff(psotime, &fotime);
    UT_timediff      1124 modules/ud/ud_process_stream.c   timediff = UT_timediff(&stime, &ftime);
    UT_timediff        30 modules/ut/timediff.h float UT_timediff( ut_timer_t *begintime, ut_timer_t *endtime );