DEFINE_GUID(IID_IDirectMusicSynthSink,0x09823663,0x5c85,0x11d2,0xaf,0xa6,0x00,0xaa,0x00,0x24,0xd8,0xb6);
DEFINE_GUID(IID_IKsFastClock,0xc9902485,0xc180,0x11d2,0x84,0x73,0xd4,0x23,0x94,0x45,0x9e,0x5e);
DEFINE_GUID(KSDATAFORMAT_SUBTYPE_PCM, 0x00000001, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
+DEFINE_GUID(KSDATAFORMAT_SUBTYPE_IEEE_FLOAT, 0x00000003, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
/* Match ms dxsdk 2004 dec these guids exist in dxguid, tested by Magnus Olsen */
DEFINE_GUID(CLSID_DirectMusicAudioPathConfig, 0xEE0B9CA0, 0xA81E, 0x11D3, 0x9B, 0xD1, 0x00, 0x80, 0xC7, 0x15, 0x0A, 0x74);