INTEGER siobNstartdate2
& siobNstartdate1, siobNstartdate2,
I siobNstartdate1, siobNstartdate2,
IF(siobNstartdate2.EQ.UNSET_I ) siobNstartdate2=obcsNstartdate2
& siobNstartdate1, siobNstartdate2, siobNstartTime,
siobNstartdate2 = UNSET_I