anchor.diff:      "-Denable_docs=false"  # gtk-doc
       "-Dgir=true"
     ];
  -
  -  postPatch = ''
  -    # Fix list being cast to a string
  -    sed -i meson.build \
  -      -e "/PKGCONFIG_CAIRO_REQUIRES/ s/pangocairo_requires/'''.join(pangocairo_requires)/"
  -  '';
   
     # preCheck = /* Fontconfig fails to load default config in test */
     #     optionalString doCheck ''
  
positive.code:     optionalString;
  
    channel = "1.42";
    version = "${channel}.0";
  in
  stdenv.mkDerivation rec {
    name = "pango-${version}";
  
negative.code:   src = fetchurl {
      url = "mirror://gnome/sources/pango/${channel}/${name}.tar.xz";
      hashOutput = false;
      sha256 = "b1e416b4d40416ef6c8224cf146492b86848703264ba88f792290992cf3ca1e2";
    };
  
    nativeBuildInputs = [
  