anchor.diff:      })
     ];
   
  +  postFixup = ''
  +    # config_gnome3 uses the helper to find GNOME proxy settings
  +    wrapProgram $out/libexec/pxgsettings --prefix XDG_DATA_DIRS : "${gsettings-desktop-schemas}/share/gsettings-schemas/${gsettings-desktop-schemas.name}"
  +  '';
  +
     doCheck = false; # fails 1 out of 10 tests
   
     meta = with stdenv.lib; {
  
positive.code: , networkmanager
  , spidermonkey_38
  , pcre
  , python2
  , python3
  , SystemConfiguration
  
negative.code:   nativeBuildInputs = [
      pkgconfig
      cmake
      makeWrapper
    ];
  
    buildInputs = [
  