private extern static int waveOutGetDevCapsW(int uDeviceID,ref WAVEOUTCAPSW pwoc,int cbwoc);
private extern static int waveOutGetDevCapsW(int uDeviceID, ref WAVEOUTCAPSW pwoc, int cbwoc);
private extern static int waveOutGetDevCapsW(int uDeviceID,ref WAVEOUTCAPSW pwoc,int cbwoc);
private extern static int waveOutGetDevCapsW(int uDeviceID, ref WAVEOUTCAPSW pwoc, int cbwoc);