v2.3.15 IMAP connection hangs

[Simon Matter]

>> From: Bron Gondwana [mailto:brong at fastmail.fm]
>>...
>> Hmm - question: do you have zlib support compiled in?
>>
>> [brong at utility1 ~]$ ldd /usr/cyrus/bin/imapd | grep libz
>> 	libz.so.1 => /usr/lib/libz.so.1 (0x55990000)
>>
>> Maybe there's a bug in the codepaths for COMPRESS when zlib doesn't
>> exist (because they're all #ifdef HAVE_ZLIB - maybe things don't work
>> nicely without it!)
>>
>> Long shot - but you might want to try it with the attached patch
>> applied.
>> It rewrites the zlib handling logic quite a lot, though it wasn't
>> originally
>> designed to deal with your problem!  I'm going to push it to CVS soon.
>
> I already have the patch installed because we have an old version of Zlib.
>  Could the patch be causing the problem?

Hi,

I have the same patch in my RPMs and tested it on a ancient OS/zlib and
didn't see any problems. Of course it doesn't mean much because I'm
running Linux.
Did you already try to build and run without zlib support?

Simon