How to identify a "raw" zone file

[Tony Finch]

Evan Hunt <each at isc.org> wrote:
>
> I'd recommend checking the next four octets as well; they'll be "00 00 00 00"
> or "00 00 00 01".  The first of those is the format that's always been used
> up to now; the second is the format that will be used in 9.9.0, starting
> with the next beta.

Would it be possible for bind to auto-detect the format?

Tony.
-- 
f.anthony.n.finch  <dot at dotat.at>  http://dotat.at/
Biscay: North or northwest, backing west, 5 to 7. Rough or very rough. Rain or
showers. Moderate or good.