public static Guid BlockOutsideDns( IntPtr sessionHandle, Guid providerId, Guid sublayerId, DisplayData displayData, Layer layer, Action action, uint weight, Guid calloutId, uint index) { var id = Guid.Empty; AssertSuccess(() => PInvoke.BlockOutsideDns( sessionHandle, ref providerId, ref sublayerId, ref displayData, (uint)layer, (uint)action, weight, ref calloutId, index, ref id)); return(id); }