659     historicRules = NULL;  in clearTransitionRules()
680     if (historicRules != NULL) {  in deleteTransitionRules()
682             if (historicRules[i] != NULL) {  in deleteTransitionRules()
683                 delete historicRules[i];  in deleteTransitionRules()
686         uprv_free(historicRules);  in deleteTransitionRules()
770                     if (historicRules == NULL) {  in initTransitionRules()
772 …historicRules = (TimeArrayTimeZoneRule**)uprv_malloc(sizeof(TimeArrayTimeZoneRule*)*historicRuleCo…  in initTransitionRules()
773                         if (historicRules == NULL) {  in initTransitionRules()
781                             historicRules[i] = NULL;  in initTransitionRules()
784 …                 historicRules[typeIdx] = new TimeArrayTimeZoneRule((dst == 0 ? stdName : dstName),  in initTransitionRules()
787                     if (historicRules[typeIdx] == NULL) {  in initTransitionRules()
799                     *initialRule, *historicRules[typeIdx]);  in initTransitionRules()
861             prevRule = historicRules[typeMapData[transCount - 1]];  in initTransitionRules()
902     if (historicRules != NULL) {  in getNextTransition()
924             TimeZoneRule *to = historicRules[typeMapData[ttidx + 1]];  in getNextTransition()
925             TimeZoneRule *from = historicRules[typeMapData[ttidx]];  in getNextTransition()
968     if (historicRules != NULL) {  in getPreviousTransition()
985             TimeZoneRule *to = historicRules[typeMapData[ttidx]];  in getPreviousTransition()
986             TimeZoneRule *from = historicRules[typeMapData[ttidx-1]];  in getPreviousTransition()
1017     if (historicRules != NULL) {  in countTransitionRules()
1021             if (historicRules[i] != NULL) {  in countTransitionRules()
1054     if (historicRules != NULL && trscount > cnt) {  in getTimeZoneRules()
1058             if (historicRules[i] != NULL) {  in getTimeZoneRules()
1059                 trsrules[cnt++] = historicRules[i];  in getTimeZoneRules()