Moves the current seek offset.
Syntax
HRESULT Seek(
    LARGE_INTEGER dlibMove,
    DWORD dwOrigin,
    ULARGE_INTEGER *plibNewPosition
);
Parameters
- dlibMove
- [in] Large integer value that indicates how far to move the offset.
- dwOrigin
- [in] DWORD value that indicates where the move should begin.
- plibNewPosition
- [out] Address of an unsigned long integer value that indicates the new offset.
Return Value
Returns S_OK if successful, or E_FAIL if the protocol does not support seekable data retrieval.
Windows CE
Windows CE Use version 2.12 and later Minimum availability Internet Explorer 4.0 
See Also