with import <nixpkgs> {
  # overlays = [
  #   (final: prev: {
  #     tcc-mob = final.callPackage ./nix/tinycc.nix { stdenv = final.gcc13Stdenv; };
  #     chicken = final.callPackage ./nix/chicken.nix {
  #       stdenv = final.gcc13Stdenv;
  #       version = "6.0.0-8c16ffb";
  #     };
  #   })
  # ];
};
mkShell {
  packages = with pkgs; [
    # tcc-mob
    chicken
  ]
  ++ (with pkgs.chickenPackages_5.chickenEggs; [
    apropos
    chicken-doc
    srfi-1
    srfi-18
    srfi-34
    srfi-35
    srfi-152
    srfi-158
    test
    csm
  ]);
}