anchor.diff:      docbook_xml_dtd_43
     ];
   
  -  buildInputs = [ glib freetype cairo ] # recommended by upstream
  +  buildInputs = [ glib freetype fontconfig ]
       ++ lib.optionals withCoreText [ ApplicationServices CoreText ]
       ++ lib.optionals isNativeCompilation [ gobject-introspection ];
   
  
positive.code:     (mesonFeatureFlag "graphite" withGraphite2)
      (mesonFeatureFlag "icu" withIcu)
      (mesonFeatureFlag "coretext" withCoreText)
      (mesonFeatureFlag "introspection" isNativeCompilation)
    ];
  
  
negative.code: , pkg-config
  , glib
  , freetype
  , fontconfig
  , libintl
  , meson
  , ninja
  