+ // Wait before re-locking
+ sleep(DOOR_UNLOCKED_DELAY);
+
+ if( write(door_serial_handle, "ATH0\n", 5) != 5 ) {
+ fprintf(stderr, "Oh, hell! Door not re-locking, big error (sending ATH0 failed)\n");
+ perror("Sending ATH0");
+ return -1;
+ }
+
+ close(door_serial_handle);