anchor.diff:          after = [ "zfs-import.target" ];
           serviceConfig = {
             Type = "oneshot";
  -          ExecStart = "${zfsAutoSnap} frequent ${toString cfgSnapshots.frequent}";
  +          ExecStart = "${zfsAutoSnap} ${cfgSnapFlags} frequent ${toString cfgSnapshots.frequent}";
           };
           restartIfChanged = false;
           startAt = "*:15,30,45";
  
positive.code:           You can override a child dataset to use, or not use auto-snapshotting
            by setting its flag with the given interval:
            <literal>zfs set com.sun:auto-snapshot:weekly=false DATASET</literal>
          '';
        };
  
  
negative.code:         after = [ "zfs-import.target" ];
          serviceConfig = {
            Type = "oneshot";
            ExecStart = "${zfsAutoSnap} ${cfgSnapFlags} daily ${toString cfgSnapshots.daily}";
          };
          restartIfChanged = false;
          startAt = "daily";
  