anchor.diff:        "--disable-gtk"
         "--disable-sdl"
         "--disable-vnc"
  +      "--disable-kvm"
         "--target-list=${cpuTarget}"
         "--enable-pie"
  -      "--enable-kvm"
         "--sysconfdir=/etc"
         "--localstatedir=/var"
       ];
  
positive.code:   ];
  
    buildInputs = [
      zlib glib pixman ncurses attr libcap
      vde2 libuuid lzo snappy libcap_ng gnutls
    ] ++ optionals (stdenv.isLinux) [ libaio ];
  
    enableParallelBuilding = true;
  
  
negative.code: { stdenv, fetchurl, afl, python2, zlib, pkgconfig, glib, perl
  , texinfo, libuuid, flex, bison, pixman, autoconf
  }:
  
  with stdenv.lib;
  