anchor.diff:  stdenv.mkDerivation rec {
     name = "libgdata-${version}";
     versionMajor = "0.17";
  -  versionMinor = "4";
  +  versionMinor = "5";
     version = "${versionMajor}.${versionMinor}";
   
     src = fetchurl {
       url = "mirror://gnome/sources/libgdata/${versionMajor}/${name}.tar.xz";
  -    sha256 = "1xniw4y90hbk9fa548pa9pfclibw7amr2f458lfh16jdzq7gw5cz";
  +    sha256 = "b3fbdae075aa0d83897ae0e9daf3c29075dce1724c8b8a27e0735688756355e8";
     };
   
     nativeBuildInputs = [
  
positive.code:       codyopel
      ];
      platforms = with platforms;
        i686-linux
        ++ x86_64-linux;
    };
  
  }
  
negative.code:     "--disable-gtk-doc-pdf"
    ];
  
    meta = with stdenv.lib; {
      description = "GLib library for online service APIs using the GData protocol";
      homepage = https://wiki.gnome.org/Projects/libgdata;
  