anchor.diff:      homepage = "https://wiki.gnome.org/Projects/Tracker";
       description = "Desktop-neutral user information store, search tool and indexer";
       maintainers = teams.gnome.members;
  -    license = licenses.gpl2;
  +    license = licenses.gpl2Plus;
       platforms = platforms.linux;
     };
   }
  
positive.code:     sha256 = "V3lSJEq5d8eLC4ji9jxBl+q6FuTWa/9pK39YmT4GUW0=";
    };
  
    nativeBuildInputs = [
      meson ninja vala pkgconfig gettext libxslt wrapGAppsHook gobject-introspection
      gtk-doc docbook_xsl docbook_xml_dtd_412 docbook_xml_dtd_43 glibcLocales
      python3 # for data-generators
      systemd # used for checks to install systemd user service
      dbus # used for checks and pkgconfig to install dbus service/s
    ];
  
    buildInputs = [
      glib libxml2 sqlite upower icu networkmanager libsoup libuuid json-glib libstemmer
    ];
  
    mesonFlags = [
      # TODO: figure out wrapping unit tests, some of them fail on missing gsettings-desktop-schemas
      "-Dfunctional_tests=false"
      "-Ddocs=true"
    ];
  
    patches = [
      (substituteAll {
        src = ./fix-paths.patch;
        gdbus = "${glib.bin}/bin/gdbus";
      })
    ];
  
    postPatch = ''
  
negative.code: { stdenv
  , fetchurl
  , gettext
  , meson
  , ninja
  , pkgconfig
  , gobject-introspection
  , python3
  , gtk-doc
  , docbook_xsl
  , docbook_xml_dtd_412
  , docbook_xml_dtd_43
  , glibcLocales
  , libxml2
  , upower
  , glib
  , wrapGAppsHook
  , vala
  , sqlite
  , libxslt
  , libstemmer
  , gnome3
  , icu
  , libuuid
  , networkmanager
  , libsoup
  , json-glib
  , systemd
  , dbus
  , substituteAll
  }:
  
  stdenv.mkDerivation rec {
    pname = "tracker";
  