anchor.diff:      substituteInPlace $out/share/applications/skypeforlinux.desktop \
         --replace /usr/bin/ $out/bin/ \
         --replace /usr/share/ $out/share/
  -
     '';
   
     meta = with stdenv.lib; {
       description = "Linux client for skype";
       homepage = https://www.skype.com;
       license = licenses.unfree;
  -    maintainers = with stdenv.lib.maintainers; [ panaeon ];
  +    maintainers = with stdenv.lib.maintainers; [ panaeon jraygauthier ];
       platforms = [ "x86_64-linux" ];
     };
   }
  -
  
positive.code:     fontconfig
      freetype
      glib
      libsecret
      glibc
      libstdcxx5
  
      gnome2.GConf
      gnome2.gdk_pixbuf
  
negative.code:     if stdenv.system == "x86_64-linux" then
        fetchurl {
          url = "https://repo.skype.com/deb/pool/main/s/skypeforlinux/skypeforlinux_${version}_amd64.deb";
          sha256 = "1dq7k4zlqqsx7786phialia5xbpc3cp1wrjhqrvga09yg4dl505c";
        }
      else
        throw "Skype for linux is not supported on ${stdenv.system}";
  