cvs commit: src/lib/libc/resolv res_comp.c

Pawel Worach pawel.worach at
Sat Feb 16 06:27:23 PST 2008

Dag-Erling Smørgrav wrote:
> "M. Warner Losh" <imp at> writes:
>> Plus there was a very long, very heated thread about removing _ as a
>> valid name years ago.  Have conditions changed since then?  Frankly,
>> I'd like to have seen a change like this discussed more widely.  There
>> was much debate before, and there turned out to be good reasons for
>> omitting the _.  I just can't recall them now.
> There are valid reasons for allowing it.  Somebody[tm] (I'll leave it up
> to you to guess who) thought it was a good idea to use _ in DNS names
> used for automatic detection of web proxies and domain controllers, IIRC.

BIND allows it in SRV records but not in A records.


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