RectangleKernel   444 magick/morphology.c     case RectangleKernel:    /* Rectangle - set size defaults */
RectangleKernel  1002 magick/morphology.c     case RectangleKernel:
RectangleKernel  1555 magick/morphology.c     case RectangleKernel:
RectangleKernel  1152 magick/option.c     { "Rectangle", RectangleKernel, UndefinedOptionFlag, MagickFalse },