|Microsoft DirectX 9.0|
Frees the specified private data associated with this volume.
REFGUID refguid );
- [in] Reference to (C++) or address of (C) the globally unique identifier that identifies the private data to free.
If the method succeeds, the return value is D3D_OK.
If the method fails, the return value can be one of the following values.
D3DERR_INVALIDCALL The method call is invalid. For example, a method's parameter may have an invalid value. D3DERR_NOTFOUND The requested item was not found.
Microsoft?Direct3D?calls this method automatically when a volume is released.