anchor.diff:      sha256 = "1qpbllwlha7cffsd5dlddb8rl22g9rar5zflkz1wrcllhvfkl7v4";
     };
   
  -  nativeBuildInputs = [ pkgconfig ];
  +  nativeBuildInputs = [ makeWrapper pkgconfig ];
   
     buildInputs = [ lzo openssl ]
                     ++ optionals stdenv.isLinux [ pam iproute ]
  
positive.code: { stdenv, fetchurl, fetchpatch, pkgconfig
  , iproute, lzo, openssl, pam
  , useSystemd ? stdenv.isLinux, systemd ? null, utillinux ? null
  , pkcs11Support ? false, pkcs11helper ? null,
  
negative.code: with stdenv.lib;
  
  let
    # Check if the script needs to have other binaries wrapped when changing this.
    update-resolved = fetchurl {
      url = "https://raw.githubusercontent.com/jonathanio/update-systemd-resolved/v1.3.0/update-systemd-resolved";
      sha256 = "021qzv1k0zxgv1rmyfpqj3zlzqr28xa7zff1n7vrbjk36ijylpsc";
    };
  
  in stdenv.mkDerivation rec {
  