{config, ...}: {
  home.sessionVariables = {
    PAGER = "less";
    MANPAGER = "less --color=d+r --color=u+b";

    # These are added here because adding them in the lesskey file somehow doesn't work.
    LESSHISTSIZE = 10000;
    LESSHISTFILE = "${config.xdg.dataHome}/less/history";
  };

  programs.less = {
    enable = true;
    keys =
      builtins.readFile ./command.less
      + builtins.readFile ./line-edit.less
      + builtins.readFile ./env.less;
  };
}