RESULT audioTracks(ePtr<iAudioTrackSelection> &ptr) { ptr = 0; return -1; }
RESULT frontendStatusInfo(ePtr<iFrontendStatusInformation> &ptr) { ptr = 0; return -1; }
RESULT subServices(ePtr<iSubserviceList> &ptr) { ptr = 0; return -1; }
RESULT audioTracks(ePtr<iAudioTrackSelection> &ptr) { ptr = 0; return -1; }
RESULT frontendStatusInfo(ePtr<iFrontendStatusInformation> &ptr) { ptr = 0; return -1; }
RESULT subServices(ePtr<iSubserviceList> &ptr) { ptr = 0; return -1; }