ocs_msectime
if ((ocs_msectime() - node->time_last_gidpt_msec) < ocs->tgt_rscn_period_msec) {
node->time_last_gidpt_msec = ocs_msectime();
tstart = ocs_msectime();
telapsed = ocs_msectime() - tstart;
tstart = ocs_msectime();
telapsed = ocs_msectime() - tstart;