anchor.diff:        reclaim the throne of Wesnoth, or take hand in any number of other
         adventures.
       '';
  -    
  +
       homepage = http://www.wesnoth.org/;
       license = licenses.gpl2;
       maintainers = [ maintainers.kkallio ];
  
positive.code: 
    configurePhase = ''
      ./autogen.sh --prefix=$out --with-boost=${boost} \
                   --with-preferences-dir=.${name} \
                   --with-datadir-name=${name}
    '';
  
    # Make the package build with the gcc currently available in Nixpkgs.
  
negative.code: , fribidi, asciidoc }:
  
  stdenv.mkDerivation rec {
    pname = "wesnoth";
    version = "1.8.6";
  
    name = "${pname}-${version}";
  
    src = fetchurl {
      url = "mirror://sourceforge/sourceforge/${pname}/${name}.tar.bz2";
      sha256 = "10c01ys846zsy831gprdy2nx3qlzv65s4jy99lw6misak3x07rjg";
    };
  
    buildInputs = [ SDL SDL_image SDL_mixer SDL_net SDL_ttf pango gettext zlib boost fribidi
                    automake autoconf freetype libpng pkgconfig lua dbus fontconfig libtool ];
  
    # The preInstall sed substitution fix errors which I
    # believe arise from autotools version mismatches.  Rather than
    # hunt for the correct automake and autoconf versions these changes
    # make the build work with the versions current in Nixpkgs.
  