+static int timer_init(Unit *u) {
+ int r;
+
+ assert(u);
+
+ /* Make sure this config file actually exists */
+
+ if ((r = unit_load_fragment_and_dropin(u)) <= 0)
+ return r < 0 ? r : -ENOENT;
+
+ return 0;
+}
+
+static UnitActiveState timer_active_state(Unit *u) {