since_epoch      1717 lib/common/iso8601.c     char *since_epoch = NULL;
since_epoch      1725 lib/common/iso8601.c             since_epoch = ctime(&a_time);
since_epoch      1728 lib/common/iso8601.c         since_epoch = ctime(when);
since_epoch      1731 lib/common/iso8601.c     if (since_epoch == NULL) {
since_epoch      1734 lib/common/iso8601.c         return pcmk__trim(since_epoch);