anchor.diff:  , libjpeg
   , libtiff
   , libpng
  +, tbb
   , Cocoa
   , CoreSymbolication
   , OpenGL
  
positive.code:     "-Dfftw3=OFF"
      "-Dfitsio=OFF"
      "-Dfortran=OFF"
      "-Dimt=OFF"
      "-Dgfal=OFF"
      "-Dgviz=OFF"
      "-Dhdfs=OFF"
  
negative.code:     libpng
      nlohmann_json
      python.pkgs.numpy
      tbb
    ]
    ++ lib.optionals (!stdenv.isDarwin) [ libX11 libXpm libXft libXext libGLU libGL ]
    ++ lib.optionals (stdenv.isDarwin) [ Cocoa CoreSymbolication OpenGL ]
  