> I can confirm that it is a POSIX standard. Section 8.1.1 "Extensions
> to Time Functions" of POSIX 1003.1-1988 says TZ can be of the form
> :characters
> for implementation-defined behaviour or else
> std offset [dst [offset][,start[/time],end[/time]]]
> (spaces for readability only) where std is three or more bytes
> designating the standard time zone (any characters except a leading
> colon, digits, comma, minus, plus or NUL allowed) and offset is the
> value one must add to the local time to arrive at Coordinated
> Universal Time. offset is of the form hh[:mm[:ss]] with hh required
> and may be a single digit. Followed by gory details about the rest of
> the fields. Phew.
Thanks for the info. How do they define "the standard time zone"? Is
it *any* time zone, or "GMT", or some other set of choices?
- Thomas
--
Thomas Lockhart lockhart@alumni.caltech.edu
South Pasadena, California