anchor.diff:  assert cecSupport   -> libcec != null;
   
   let
  -  ffmpeg_2_4_4 = fetchurl {
  -    url = "https://github.com/xbmc/FFmpeg/archive/2.4.4-Helix.tar.gz";
  -    sha256 = "1pkkmnq0kbwb13ps1wk01709lp3l2dzbfay6l29zj1204lbc3anb";
  +  rel = "Helix";
  +  ffmpeg_2_4_6 = fetchurl {
  +    url = "https://github.com/xbmc/FFmpeg/archive/2.4.6-${rel}.tar.gz";
  +    sha256 = "1kxp2z2zgcbplm5398zrfgwcfacfzvbg9y9wwrmm8vgwfmj32wh8";
     };
   in stdenv.mkDerivation rec {
  -    name = "kodi-14.0";
  +    name = "kodi-" + version;
  +    version = "14.1";
   
       src = fetchurl {
  -      url = "https://github.com/xbmc/xbmc/archive/14.0-Helix.tar.gz";
  -      sha256 = "14hip50gg3qgfb0mw7wrdqvw77mxdg9x1abfrqv1ydjrrjansx0i";
  +      url = "https://github.com/xbmc/xbmc/archive/${version}-${rel}.tar.gz";
  +      sha256 = "1mjmf8ag8dg5brzxy7cmnz72b1b85p69zr1li28j71fgjbi5k053";
       };
   
       buildInputs = [
  
positive.code:       description = "Media center";
        license = stdenv.lib.licenses.gpl2;
        platforms = platforms.linux;
        maintainers = [ maintainers.iElectric maintainers.titanous ];
      };
  }
  
negative.code:         --replace 'usr/share/zoneinfo' 'etc/zoneinfo'
        substituteInPlace tools/depends/target/ffmpeg/autobuild.sh \
          --replace "/bin/bash" "${bash}/bin/bash -ex"
        cp ${ffmpeg_2_4_6} tools/depends/target/ffmpeg/ffmpeg-2.4.6-${rel}.tar.gz
      '';
  
      preConfigure = ''
  