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From: brian@shift.utell.net (Brian Somers)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: 2.2.1 libresolv.a - gethostbyname() always return NULL
Date: 8 Apr 1997 14:45:50 GMT
Organization: Awfulhak Ltd.
Lines: 28
Message-ID: <5idlmu$fj6@ui-gate.utell.co.uk>
References: <5id2rj$75a@hpg30a.csc.cuhk.edu.hk>
<5id4ms$8md@ui-gate.utell.co.uk>
Reply-To: brian@awfulhak.org, brian@utell.co.uk
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In article <5id4ms$8md@ui-gate.utell.co.uk>,
brian@shift.utell.net (Brian Somers) writes:
> In article <5id2rj$75a@hpg30a.csc.cuhk.edu.hk>,
> ktso@dcns.csc.cuhk.edu.hk (SO Kwok Tsun) writes:
>> As subject, I have upgraded one of our FreeBSD box from 2.1.7 to
>> 2.2.1. I notice a problem with the following program:
>>
>> #include <netdb.h>
>> #include <stdio.h>
>>
>> main(){
>> if (gethostbyname("cuhk.edu.hk")==NULL)
>> printf("Null\n");
>> }
>>
>> and I compile it using "cc dns.c -lresolv". It always return "Null".
>> Anyone met the same problem?
>
> You've got a resolver problem. This program should work, and does
> work for me ;) It's easier to say "nslookup cuhk.edu.hk".
To be fair though, I built the 2.2 system myself. If there is a
bug in gethostbyname(), it's not on my system.
--
Brian <brian@awfulhak.org> <brian@freebsd.org>
<http://www.awfulhak.demon.co.uk>
Don't _EVER_ lose your sense of humour !