anchor.diff:      sha256 = "0kifp6g1dsr16m6ngjq2hx19h851fqg326ps3krnhpyix963h3x5";
     };
   
  -  nativeBuildInputs = [ cmake pkgconfig ];
  +  nativeBuildInputs = [ cmake pkgconfig makeWrapper ];
   
     buildInputs = [ SDL SDL_image SDL_mixer SDL_net SDL_ttf pango gettext boost
                     libvorbis fribidi dbus libpng pcre ];
  
positive.code:   cmakeFlags = [ "-DENABLE_TOOLS=${if enableTools then "ON" else "OFF"}" ];
  
    enableParallelBuilding = true;
  
    meta = with stdenv.lib; {
      description = "The Battle for Wesnoth, a free, turn-based strategy game with a fantasy theme";
  
negative.code: { stdenv, fetchurl, cmake, pkgconfig, SDL, SDL_image, SDL_mixer, SDL_net, SDL_ttf
  , pango, gettext, boost, freetype, libvorbis, fribidi, dbus, libpng, pcre
  , makeWrapper, enableTools ? false
  }:
  
  stdenv.mkDerivation rec {
  