pub unsafe extern "system" fn StgCreatePropStg(
    punk: IUnknown,
    fmtid: *const GUID,
    pclsid: *const GUID,
    grfflags: u32,
    dwreserved: u32,
    pppropstg: *mut IPropertyStorage
) -> HRESULT
Expand description

Required features: "Win32_System_Com_StructuredStorage"