Function With-Utime-Decoding

( with-utime-decoding (utime &optional zone) &body < body > )
UTIME is a universal-time, ZONE is a number of hours offset from UTC, or NIL to use local time. Execute BODY in an environment where SECOND MINUTE HOUR DAY-OF-MONTH MONTH YEAR DAY-OF-WEEK DAYLIGHT-P ZONE are bound to the decoded components of the universal time