(KDC_OPT_RENEWABLE_OK).
**kdc_timesync**
- If this flag is true, client machines will compute the difference
- between their time and the time returned by the KDC in the
- timestamps in the tickets and use this value to correct for an
- inaccurate system clock when requesting service tickets or
- authenticating to services. This corrective factor is only used
- by the Kerberos library; it is not used to change the system
- clock. The default value is true.
+ The value of this relation must be an integer. If it is nonzero,
+ client machines will compute the difference between their time and
+ the time returned by the KDC in the timestamps in the tickets and
+ use this value to correct for an inaccurate system clock when
+ requesting service tickets or authenticating to services. This
+ corrective factor is only used by the Kerberos library; it is not
+ used to change the system clock. The default value is 1.
**kdc_req_checksum_type**
An integer which specifies the type of checksum to use for the KDC