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