anchor.diff:        "initstepslew ${toString cfg.initstepslew.threshold} ${concatStringsSep " " cfg.servers}"
       }
   
  -    driftfile ${stateDir}/chrony.drift
  +    driftfile ${driftFile}
       keyfile ${keyFile}
   
       ${optionalString (!config.time.hardwareClockInLocalTime) "rtconutc"}
  
positive.code: 
      systemd.tmpfiles.rules = [
        "d ${stateDir} 0755 chrony chrony - -"
        "f ${keyFile} 0640 chrony chrony -"
      ];
  
  
negative.code:   cfg = config.services.chrony;
  
    stateDir = "/var/lib/chrony";
    driftFile = "${stateDir}/chrony.drift";
    keyFile = "${stateDir}/chrony.keys";
  
    configFile = pkgs.writeText "chrony.conf" ''
  