[tz] zoneinfo vs zoneinfo-leaps

[Steve Allen]

On Mon 2015-11-16T22:07:19 +0000, John Haxby hath writ:
>  t + 86400 is this time tomorrow.

Except on the day of the daylight/standard transition, when
any code making that assumption fails.

--
Steve Allen                 <sla at ucolick.org>               WGS-84 (GPS)
UCO/Lick Observatory--ISB   Natural Sciences II, Room 165   Lat  +36.99855
1156 High Street            Voice: +1 831 459 3046          Lng -122.06015
Santa Cruz, CA 95064        http://www.ucolick.org/~sla/    Hgt +250 m