anchor.diff:    version = "${versionMajor}.${versionMinor}";
   
     src = fetchurl {
  -    url    = "mirror://gnome/sources/gstreamermm/${versionMajor}/" +
  -             "${name}.tar.xz";
  +    url = "mirror://gnome/sources/gstreamermm/${versionMajor}/"
  +        + "${name}.tar.xz";
       sha256 = "1ipbhbbcym33dqhw701nank3r0dim385qbwznyfad51m6rvz7d8j";
     };
   
  
positive.code:       codyopel
      ];
      platforms = with platforms;
        i686-linux
        ++ x86_64-linux;
    };
  
  }
  
negative.code:     libxmlxx
    ];
  
    meta = with stdenv.lib; {
      description = "C++ bindings for the GStreamer streaming multimedia library";
      homepage = http://www.gtkmm.org/;
  