C>inline HRESULT HR_FROM_WIN32 (DWORD dwErrCode)
C>{ 
C>    if(dwErrCode & 0x80000000)
C>        return dwErrCode;

C>    return dwErrCode <= 0 ? (HRESULT)dwErrCode : (HRESULT) (((dwErrCode) & 0x0000FFFF) | FACILITY_WIN32 << 16) | 0x80000000);
C>}
C>