[tz] LST

[Robert Elz]

    Date:        Fri, 14 Oct 2011 11:29:16 +0100
    From:        Zefram <zefram at fysh.org>
    Message-ID:  <20111014102916.GM10036 at lake.fysh.org>

  | FWIW, the POSIX standard for $TZ

And is totally irrelevant, as that's an input to the tz conversion routines,
and we're discussing an output.   They could be the same thing, but don't
have to be (that is, there's no requirement that the abbreviation output be
useful as a TZ value).

kre