@ stdcall CombineRgn(long long long long) gdi32.CombineRgn @ stdcall CreatePolygonRgn(ptr long long) gdi32.CreatePolygonRgn @ stdcall CreateRectRgn(long long long long) gdi32.CreateRectRgn @ stdcall CreateRectRgnIndirect(ptr) gdi32.CreateRectRgnIndirect @ stdcall EqualRgn(long long) gdi32.EqualRgn @ stdcall ExtCreateRegion(ptr long ptr) gdi32.ExtCreateRegion @ stdcall FillRgn(long long long) gdi32.FillRgn @ stdcall GetRegionData(long long ptr) gdi32.GetRegionData @ stdcall GetRgnBox(long ptr) gdi32.GetRgnBox @ stdcall IntersectClipRect(long long long long long) gdi32.IntersectClipRect @ stdcall OffsetRgn(long long long) gdi32.OffsetRgn @ stdcall RectInRegion(long ptr) gdi32.RectInRegion @ stdcall SelectClipRgn(long long) gdi32.SelectClipRgn @ stdcall SetMetaRgn(long) gdi32.SetMetaRgn @ stdcall SetPolyFillMode(long long) gdi32.SetPolyFillMode @ stdcall SetRectRgn(long long long long long) gdi32.SetRectRgn