typedef struct tagWAVEOUTCAPS2W {
    WORD    wMid;                  
    WORD    wPid;                  
    MMVERSION vDriverVersion;      
    WCHAR   szPname[MAXPNAMELEN];  
    DWORD   dwFormats;             
    WORD    wChannels;             
    WORD    wReserved1;            
    DWORD   dwSupport;             
    GUID    ManufacturerGuid;      
    GUID    ProductGuid;           
    GUID    NameGuid;              
} WAVEOUTCAPS2W, *PWAVEOUTCAPS2W, *NPWAVEOUTCAPS2W, *LPWAVEOUTCAPS2W;

typedef PWAVEOUTCAPS2W PWAVEOUTCAPS2;