anchor.diff:      license = licenses.lgpl21Plus;
       maintainers = with maintainers; [
         codyopel
  +      wkennington
       ];
       platforms = with platforms;
         x86_64-linux;
  
positive.code:     libarchive
      libsoup
      libyaml
      pango
      sqlite
      util-linux_lib
    ];
  
    configureFlags = [
      "--enable-largefile"
      "--${boolEn (gobject-introspection != null)}-introspection"
      "--enable-nls"
      "--enable-rpath"
      "--disable-gtk-doc"
      "--disable-gtk-doc-html"
      "--disable-gtk-doc-pdf"
      "--enable-firmware"
      "--enable-fonts"
      "--enable-builder"
      "--disable-rpm"
      # Flag is not a boolean
      #"--disable-alpm"
      "--disable-man"
      "--enable-dep11"
      #"--${boolEn (snowball-stemmer != null)}-stemmer"
    ];
  
    meta = with lib; {
  
negative.code:     boolEn;
  in
  stdenv.mkDerivation rec {
    name = "appstream-glib-0.7.0";
  
    src = fetchurl {
      url = "https://people.freedesktop.org/~hughsient/appstream-glib/"
        + "releases/${name}.tar.xz";
      multihash = "Qmb4Z1eSy4UpvXTHfn3KpVrLh6P4Kf1nqb65NgwCF6n2cf";
      sha256 = "08c3655a54af958263800f1f4a5ef4e6a1da4e6db2432006b1ea07b94f4bc106";
    };
  
    nativeBuildInputs = [
      docbook_xml_dtd_42
      docbook-xsl
      gettext
      gperf
      libxslt
      meson
      ninja
    ];
  
    buildInputs = [
  