anchor.diff:  }:
   
   let
  -  version = "2.0.8";
  +  version = "2.1.0";
   in
   stdenv.mkDerivation rec {
     name = "lxc-${version}";
   
     src = fetchurl {
       url = "https://linuxcontainers.org/downloads/lxc/lxc-${version}.tar.gz";
  -    multihash = "QmZ297kwawB5LaEMXMwgEzjwoYZF8xAd4jTfXvFzhmuz1j";
  +    multihash = "QmfUMfD5dd9afbfsdeWoXy9RDmpjMZybgNF6zECNNQt5CT";
       hashOutput = false;
  -    sha256 = "0d8e34b302cfe4c40c6c9ae5097096aa5cc2c1dfceea3f0f22e3e16c4a4e8494";
  +    sha256 = "394407305a409eb1f95fe06e7718acfe89b1d5df267b0c6aafb1d714e2038de2";
     };
   
     nativeBuildInputs = [
       autoconf
       automake
       docbook2x
  -    python3Packages.python
     ];
   
     buildInputs = [
  
positive.code: , fetchurl
  , docbook2x
  , docbook_xml_dtd_45
  , python3Packages
  
  , cgmanager
  , dbus
  
negative.code:   configureFlags = [
      "--localstatedir=/var"
      "--sysconfdir=/etc"
      "--disable-werror"
      "--enable-rpath"
      "--enable-doc"
      "--disable-api-docs"
      "--with-init-script=none"
      "--with-distro=nixos" # just to be sure it is "unknown"
      "--disable-apparmor"
      "--enable-gnutls"
      "--enable-selinux"
      "--enable-seccomp"
      "--enable-cgmanager"
      "--enable-capabilities"
      "--disable-examples"
      "--disable-python"
      "--disable-lua"
      "--disable-bash"
      "--with-rootfs-path=/var/lib/lxc/rootfs"
    ];
  
  