anchor.diff: -{ config, pkgs, ... }:
  +{ config, lib, pkgs, ... }:
   
   {
     imports = [ ./p300-hardware.nix ];
  
positive.code: 
    nixpkgs.config = {
      allowUnfree = true;
      
      chromium = {
        enablePepperFlash = true;
        enablePepperPDF = true;
  
negative.code:       127.0.0.1 nixus
        127.0.0.1 ftp.au.debian.org
        52.6.31.232 github
      '' + (lib.fileContents ./hosts);
  
      firewall = {
        allowedTCPPorts = [ 22 80 443 1723 5432 8080 9990 ];
  