anchor.diff:    meta = with lib; {
       homepage = "https://amarok.kde.org";
       description = "A powerful music player with an intuitive interface";
  -    license = licenses.gpl2;
  +    license = licenses.gpl2Plus;
       maintainers = with maintainers; [ peterhoeg ];
     };
   }
  
positive.code: { mkDerivation, fetchgit, lib
  , extra-cmake-modules, kdoctools
  , qca-qt5, qjson, qtquickcontrols2, qtscript, qtwebengine
  , karchive, kcmutils, kconfig, kdnssd, kguiaddons, kinit, kirigami2, knewstuff, knotifyconfig, ktexteditor, kwindowsystem
  
negative.code: }:
  
  mkDerivation rec {
    pname = "amarok";
    version = "2.9.71";
  
    src = fetchurl {
      url = "mirror://kde/unstable/${pname}/${version}/${pname}-${version}.tar.xz";
      sha256 = "0kz8wixjmy4yxq2gk11ybswryxb6alfymd3bzcar9xinscllhh3a";
    };
  
    nativeBuildInputs = [ extra-cmake-modules kdoctools ];
  