anchor.diff:  #
   #  schroedinger = callPackage ../development/libraries/schroedinger { };
   #
  -#  SDL = callPackage ../development/libraries/SDL {
  -#    openglSupport = mesaSupported;
  -#    alsaSupport = stdenv.isLinux;
  -#    x11Support = true;
  -#    pulseaudioSupport = config.pulseaudio or true;
  -#  };
  +  SDL = callPackage ../development/libraries/SDL {
  +    openglSupport = mesaSupported;
  +    alsaSupport = stdenv.isLinux;
  +    x11Support = true;
  +    pulseaudioSupport = config.pulseaudio or true;
  +  };
   #
   #  SDL_gfx = callPackage ../development/libraries/SDL_gfx { };
   #
  
positive.code: #
  #  libpar2 = callPackage ../development/libraries/libpar2 { };
  #
  #  libpcap = callPackage ../development/libraries/libpcap { };
  #
  #  libpipeline = callPackage ../development/libraries/libpipeline { };
  #
  
negative.code: #
  #  cpp-netlib = callPackage ../development/libraries/cpp-netlib { };
  #
    cppunit = callPackage ../development/libraries/cppunit { };
  #
  #  cracklib = callPackage ../development/libraries/cracklib { };
  #
  