typedef struct tagWAVEINCAPSA {
    WORD    wMid;                    
    WORD    wPid;                    
    MMVERSION vDriverVersion;        
    CHAR    szPname[MAXPNAMELEN];    
    DWORD   dwFormats;               
    WORD    wChannels;               
    WORD    wReserved1;              
} WAVEINCAPSA, *PWAVEINCAPSA, *NPWAVEINCAPSA, *LPWAVEINCAPSA;

typedef LPWAVEINCAPSA LPWAVEINCAPS;