anchor.diff:          multi-platform deployment, or when building virtual machines.
         '';
       };
  -
     };
   
     config = {
  -    _module.args.pkgs = import ../../.. {
  -      system = config.nixpkgs.system;
  -
  -      inherit (config.nixpkgs) config;
  -    };
  +    _module.args.pkgs = import ../../.. config.nixpkgs;
     };
   }
  
positive.code:       '';
      };
  
      nixpkgs.system = mkOption {
        type = types.str;
        example = "i686-linux";
        description = ''
  
negative.code: in
  
  {
    options.nixpkgs = {
      config = mkOption {
        default = {};
        example = literalExample
          ''
  