B_REGISTRAR_SIGNATURE
|| (strcasecmp(signature, B_REGISTRAR_SIGNATURE) != 0
if (BLaunchRoster().GetData(B_REGISTRAR_SIGNATURE, data) == B_OK) {
BServer(B_REGISTRAR_SIGNATURE, B_REGISTRAR_PORT_NAME, -1, false, _error),
B_EXCLUSIVE_LAUNCH | B_BACKGROUND_APP, &ref, B_REGISTRAR_SIGNATURE);
if (BPrivate::get_launch_data(B_REGISTRAR_SIGNATURE, data)