args @ { fetchurl, ... }:
rec {
  baseName = ''cl+ssl'';
  version = ''cl+ssl-20161208-git'';

  description = ''Common Lisp interface to OpenSSL.'';

  deps = [ args."bordeaux-threads" args."cffi" args."flexi-streams" args."trivial-garbage" args."trivial-gray-streams" args."uiop" ];

  src = fetchurl {
    url = ''http://beta.quicklisp.org/archive/cl+ssl/2016-12-08/cl+ssl-20161208-git.tgz'';
    sha256 = ''0x9xa2rdfh9gxp5m27cj0wvzjqccz4w5cvm7nbk5shwsz5xgr7hs'';
  };

  overrides = x: {
    postInstall = ''
        echo "$CL_SOURCE_REGISTRY"
        NIX_LISP_PRELAUNCH_HOOK='nix_lisp_run_single_form "(asdf:load-system :cl+ssl)"' "$out/bin/cl+ssl-lisp-launcher.sh" ""
    '';
  };
}