197 			struct shared *tz;	/* timezone of this event */  member
1134 	struct shared *tz = NULL;  in readcron()  local
1177 			if (tz == NULL || strcmp(&line[cursor], get_obj(tz))) {  in readcron()
1178 				rel_shared(tz);  in readcron()
1179 				tz = create_shared_str(&line[cursor]);  in readcron()
1253 		e->of.ct.tz = dup_shared(tz);  in readcron()
1283 	rel_shared(tz);  in readcron()
1909 	if (e->of.ct.tz != NULL) {  in next_time()
1912 		(void) putenv((char *)get_obj(e->of.ct.tz));  in next_time()
2142 		rel_shared(e2->of.ct.tz);  in rm_ctevents()
2541 		if (e->of.ct.tz) {  in ex()
2542 			(void) putenv((char *)get_obj(e->of.ct.tz));  in ex()
3145 	char *hz, *tz;  in defaults()  local
3158 	    ((tz = getenv("TZ")) != NULL) ? tz : DEFTZ);  in defaults()