anchor.diff:        /etc/nixos/hardware-configuration.nix
       ];
   
  +
  +
     nixpkgs.config = {
       allowUnfree = true;
       packageOverrides = pkgs: {
         vaapiIntel = pkgs.vaapiIntel.override { enableHybridCodec = true; };
         unstable = import unstableTarball {
  +        config = config.nixpkgs.config;
  +      };
  +      cyplo = import "/home/cyryl/dev/nixpkgs/" {
           config = config.nixpkgs.config;
         };
       };
  
positive.code: { config, pkgs, ... }:
  
  let
    unstableTarball =
      fetchTarball
        https://github.com/NixOS/nixpkgs-channels/archive/nixos-unstable.tar.gz;
  
  in
  {
    imports =
  
negative.code:   };
  
    services = {
      physlock.enable = true;
      fwupd.enable = true;
  
  