[Bug 33144] DnsQuery_A API returns DNS_ERROR_BAD_PACKET when querying for MX records.

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=33144

--- Comment #11 from Hans Leidekker <hans at meelstraat.net> 2013-03-08 10:43:12 CST ---
(In reply to comment #10)
> Yes, I did and this works in Windows just fine. The DNS responses in Wireshark
> are roughly the same in Windows and OS X. Could this be addressed by checking
> the return value of res_query against NS_PACKETSZ and then dynamically
> reallocating the buffer if necessary?

I suspect these large packets have a maximum size too. If it's EDNS it
appears to be 4096 bytes. I don't know what else might be needed to parse
them correctly.

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