int seat_switch_to_previous(Seat *s);
int seat_active_vt_changed(Seat *s, unsigned int vtnr);
int seat_read_active_vt(Seat *s);
-int seat_preallocate_vts(Seat *s);
+// UNNEEDED int seat_preallocate_vts(Seat *s);
int seat_attach_session(Seat *s, Session *session);
void seat_complete_switch(Seat *s);
int seat_send_signal(Seat *s, bool new_seat);
int seat_send_changed(Seat *s, const char *properties, ...) _sentinel_;
-int bus_seat_method_terminate(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
+int bus_seat_method_terminate(sd_bus_message *message, void *userdata, sd_bus_error *error);