Average16InterpolatePixel 1120 magick/option.c     { "Average16", Average16InterpolatePixel, UndefinedOptionFlag, MagickFalse },
Average16InterpolatePixel 4290 magick/pixel.c     case Average16InterpolatePixel:      /* nearest 16 neighbours */
Average16InterpolatePixel 4303 magick/pixel.c         if (interpolate == Average16InterpolatePixel)