ZoneCnt has information on the zoning
nzone, 
nprint	/* nprint is how many zones to print */
nend[ITRDIM]	/* nend(iteration) is limiting number of zones for that iteration */
lgZoneSet	/* lgZonSet set if stopping zone specified */
lgZoneTrp	/* lgZoneTrp set if stopped due to zone number */
nEndDflt	/* default limit to number of zones */
lgEndDflt	/* lgEndDflt true if still at default */

