resolving NetBIOS names with a dot

[Luke Kenneth Casson Leighton]

> > Now, my idea is to be a bit more prudent about names with a '.' in them.
> > If it's a IP hostname, gethostbyname() will verify that and proceed as
> > usual.. If it doesn't, assume it's a NetBIOS name with a '.' in it.

yes, i got caught out by this one (ip addresses) when specifying "password
server = 10.10.0.1"!  password server must be a netbios name, by the
way...

luke