anchor.diff:  , fetchpatch
   , pkgconfig
   , gettext
  +, docbook_xsl
  +, docbook_xml_dtd_43
  +, gtk-doc
   , meson
   , ninja
   , python3
  
positive.code:   pname = "gtk+3";
    version = "3.24.12";
  
    outputs = [ "out" "dev" ];
    outputBin = "dev";
  
    setupHooks = [
  
negative.code:   '';
  
    nativeBuildInputs = [
      docbook_xml_dtd_43
      docbook_xsl
      gettext
      gtk-doc
      gobject-introspection
      makeWrapper
      meson
  