* to that. If we don't, just start from
* the activation time. */
- if (t->last_trigger.realtime > 0)
+ if (dual_timestamp_is_set(&t->last_trigger))
b = t->last_trigger.realtime;
else if (dual_timestamp_is_set(&UNIT(t)->inactive_exit_timestamp))
b = UNIT(t)->inactive_exit_timestamp.realtime;