Anonymous Declarationenum : unsigned int { ... }; TopicsConstantsEXTERNAL_1394_DA_STREAMEXTERNAL_1394_DV_STREAM_SOUNDTRACKEXTERNAL_ADATEXTERNAL_ANALOG_CONNECTOREXTERNAL_DIGITAL_AUDIO_INTERFACEEXTERNAL_LEGACY_AUDIO_CONNECTOREXTERNAL_LINE_CONNECTOREXTERNAL_MADIEXTERNAL_SPDIF_INTERFACEEXTERNAL_TDIFEXTERNAL_UNDEFINED