"Magnus Hagander" <mha@sollentuna.net> writes:
> Indeed that was the problem. Attached patch fixes the issue here and for
> Merlin :-)
This is not a good patch because it will treat the predictable pre-1970
failure as meaning the TZ should be rejected entirely. What we want to
do is treat a null result as a non-match and score the TZ according to
the number of prior successful matches.
regards, tom lane