nixos-conf/machine-confs/generic.nix

{ config, pkgs, ... }:
{
  networking.hostName = "nixos";

  imports = [ ../base.nix ];

  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  #Many installs will need this, and it won't hurt either way
  services.qemuGuest.enable = true;

  swapDevices = [
    {
      device = "/var/lib/swapfile";
      size = 8 * 1024;
    }
  ];
}