typedef struct yamaha_adpmcwaveformat_tag {
        WAVEFORMATEX    wfx;

} YAMAHA_ADPCMWAVEFORMAT;

typedef YAMAHA_ADPCMWAVEFORMAT *PYAMAHA_ADPCMWAVEFORMAT;

typedef YAMAHA_ADPCMWAVEFORMAT NEAR *NPYAMAHA_ADPCMWAVEFORMAT;

typedef YAMAHA_ADPCMWAVEFORMAT FAR  *LPYAMAHA_ADPCMWAVEFORMAT;