anchor.diff:        codyopel
       ];
       platforms = with platforms;
  -      i686-linux
  -      ++ x86_64-linux;
  +      x86_64-linux;
     };
   }
  
positive.code:     isocodes
      libxml2
      pango
      xorg.libX11
      xorg.libXext
      xorg.libxkbfile
  
negative.code: 
  stdenv.mkDerivation rec {
    name = "gnome-desktop-${version}";
    versionMajor = "3.20";
    versionMinor = "0";
    version = "${versionMajor}.${versionMinor}";
  
    src = fetchurl {
      url = "mirror://gnome/sources/gnome-desktop/${versionMajor}/${name}.tar.xz";
      sha256 = "18c7f818cfd91e25d242785c14d0d46dd8eeca3a0bde46949d387987badab08d";
    };
  
    nativeBuildInputs = [
  