anchor.diff:  
   python3.pkgs.buildPythonApplication rec {
     pname = "gtk-doc";
  -  version = "1.33.1";
  +  version = "1.33.2";
  +
  +  outputDevdoc = "out";
   
     format = "other";
   
  
positive.code: 
    pythonPath = with python3.pkgs; [
      pygments # Needed for https://gitlab.gnome.org/GNOME/gtk-doc/blob/GTK_DOC_1_32/meson.build#L42
      (anytree.override { withGraphviz = false; })
      lxml
    ];
  
  
negative.code: 
    buildInputs = [
      docbook_xml_dtd_43
      docbook-xsl-nons
      libxslt
    ] ++ lib.optionals withDblatex [
      dblatex
  