anchor.diff:  };
   
   stdenv.mkDerivation rec {
  -  name = "harfbuzz-1.2.0";
  +  name = "harfbuzz-1.2.4";
   
     src = fetchurl {
  -    url = "http://www.freedesktop.org/software/harfbuzz/release/${name}.tar.bz2";
  -    sha256 = "11d6m8ykadxaf6pw5x24xqyjic434xhwk06splgr659x2l2m7zvr";
  +    url = "https://www.freedesktop.org/software/harfbuzz/release/${name}.tar.bz2";
  +    sha256 = "449dbdf12a8f94aedbdefaac831d8b1bf45e7decaa9192eaa4f74104ef9de491";
     };
   
     nativeBuildInputs = optionals doCheck [
  
positive.code:     "--disable-gtk-doc-pdf"
      (enFlag "introspection" (gobject-introspection != null) null)
      (wtFlag "glib" (glib != null) null)
      (wtFlag "gobject" (gobject-introspection != null) null)
      (wtFlag "cairo" (cairo != null) null)
      (wtFlag "fontconfig" (fontconfig != null) null)
      (wtFlag "icu" (icu != null) null)
  
negative.code:       codyopel
      ];
      platforms = with platforms;
        x86_64-linux;
    };
  }
  