GraphicsMode returns hardcoded mode on Mac OS X

        public GraphicsMode SelectGraphicsMode(ColorFormat color, int depth, int stencil, int samples, ColorFormat accum, int buffers, bool stereo)
        {
            GraphicsMode gfx = new GraphicsMode((IntPtr)1, color, depth, stencil, samples,
                                                 accum, buffers, stereo);
 
            System.Diagnostics.Debug.Print("Created dummy graphics mode.");
 
            return gfx;
        }