pkgs:

let
  callPackage = pkgs.callPackageWith (pkgs // self);

  self = {
    cliparg = callPackage ./cliparg.nix {};
    rebuild-system = callPackage ./rebuild-system.nix {};
    pulseaudio-ctl = callPackage ./pulseaudio-ctl.nix {};
    monitor-uucp = callPackage ./monitor-uucp.nix {};
    rolling-directory = callPackage ./rolling-directory.nix {};
  };
in self