Subject: Re: getaddrinfo and numeric IP addresses
To: Christoph Kaegi <email@example.com>
From: None <firstname.lastname@example.org>
Date: 05/06/2003 15:41:26
>>I hope, this is not too offtopic:
>>Why does the following code not do, what the manpage suggests it should?
>>On my NetBSD 1.6.1 box it says: "Hostname is (null)"
>>On Solaris it says: "Hostname is 18.104.22.168"
>>Both do not return the canonical hostname.
>>Am I missing something?
> the standard NetBSD 1.6.1 is based (RFC2553) does not have any
> recommendation for ai_canonname value. new standard (RFC3493)
> recommends Solaris behavior. in the near future NetBSD will behave
> as RFC3493 suggests.
therefore, if you want to write a portable application, you shouldn't
rely on ai_canonname being non-NULL when hostname is numeric.