pub unsafe extern "system" fn OleCreateEx(
    rclsid: *const GUID,
    riid: *const GUID,
    dwflags: u32,
    renderopt: u32,
    cformats: u32,
    rgadvf: *mut u32,
    rgformatetc: *mut FORMATETC,
    lpadvisesink: IAdviseSink,
    rgdwconnection: *mut u32,
    pclientsite: IOleClientSite,
    pstg: IStorage,
    ppvobj: *mut *mut c_void
) -> HRESULT
Expand description

Required features: "Win32_System_Ole", "Win32_System_Com_StructuredStorage"