anchor.diff: -{ stdenv, fetchurl, pythonPackages, intltool, libvirt, libxml2Python }:
  +{ stdenv, fetchurl, pythonPackages, intltool, libvirt, libxml2Python, curl }:
   
   with stdenv.lib;
   
  
positive.code: 
        mkdir -p $out/etc
        cp etc/nova-api.conf $out/etc/
      '';
  
    doCheck = false; # !!! fix
  
negative.code:       # Set the built-in state location to something sensible.
        sed -i nova/flags.py \
          -e "/DEFINE.*'state_path'/ s|../|/var/lib/nova|"
  
        substituteInPlace nova/virt/images.py --replace /usr/bin/curl ${curl}/bin/curl
      '';
    
    buildPhase = "python setup.py build";
  