anchor.diff:  , librsvg
   , gobject-introspection
   , libmypaint
  +, hicolor-icon-theme
   , mypaint-brushes
   , gdk-pixbuf
   , pkgconfig
  
positive.code:     swig
      wrapGAppsHook
      gobject-introspection # for setup hook
    ];
    buildInputs = [
      gtk3
      gdk-pixbuf
  
negative.code:     librsvg
      pycairo
      pygobject3
  
      # Mypaint checks for a presence of this theme scaffold and crashes when not present.
      hicolor-icon-theme
    ];
  
    propagatedBuildInputs = [
  