anchor.diff:    };
   
     mesonFlags = [
  -    # TODO: https://gitlab.gnome.org/GNOME/folks/issues/108
  -    "-Ddocs=false"
  +    "-Ddocs=true"
     ];
   
     nativeBuildInputs = [
       gettext
       gobject-introspection
       gtk3
  +    gtk-doc
  +    docbook-xsl-nons
  +    docbook_xml_dtd_43
       meson
       ninja
       pkgconfig
  
positive.code:   pname = "folks";
    version = "0.13.2";
  
    outputs = [ "out" "dev" ];
  
    src = fetchurl {
      url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
  
negative.code: , python3
  , readline
  , gtk3
  , gtk-doc
  , docbook-xsl-nons
  , docbook_xml_dtd_43
  }:
  
  # TODO: enable more folks backends
  