> The DNS is case insensitive, but I believe most old versions of BIND
> (I would guess even the -current netbsd one) use case sensitive cache
> entries (ie if it knows netbsd.org, and you lookup NetBSD.ORG it wont
> find it in the cache & will have to go find it again. (Probably not
> directly relevant, but maybe useful to know :)

I have never seen a DNS implementation broken in that way, though I
heve seen many other kinds of brokenness.  I just looked at the sources
for bind 4.8.1 (from 1986) and it correctly does strcasecmp() in the
appropriate place.

--apb (Alan Barrett)