Add new RIL requests

    int RIL_REQUEST_SET_CARRIER_INFO_IMSI_ENCRYPTION = 141;

    int RIL_REQUEST_START_NETWORK_SCAN = 142;

    int RIL_REQUEST_STOP_NETWORK_SCAN = 143;

    int RIL_REQUEST_GET_SLOT_STATUS = 144;

    int RIL_REQUEST_SET_LOGICAL_TO_PHYSICAL_SLOT_MAPPING = 145;

    int RIL_RESPONSE_ACKNOWLEDGEMENT = 800;

    int RIL_UNSOL_MODEM_RESTART = 1047;

    int RIL_UNSOL_CARRIER_INFO_IMSI_ENCRYPTION = 1048;

    int RIL_UNSOL_NETWORK_SCAN_RESULT = 1049;

    int RIL_UNSOL_ICC_SLOT_STATUS = 1050;

}