anchor.diff: -{pkgs, config, ...}:
  +{ config, pkgs, ... }:
   
   with pkgs.lib;
   
  
positive.code:       HaltCmd=${config.system.build.upstart}/sbin/halt
        RebootCmd=${config.system.build.upstart}/sbin/reboot
        ${optionalString (config.system.boot.loader.id == "grub") ''
          BootManager=Grub
        ''}
  
        [X-*-Core]
  
negative.code:     users.extraUsers = singleton
        { name = "kdm";
          uid = config.ids.uids.kdm;
          description = "KDM user";
        };
  
    };
  