libc5 on freebsd 6.3

lenny at lenny at
Tue Feb 19 12:26:30 UTC 2008

Thank you for your response, but it doesn't really help with the situation,
besides the software I'm talking about has been recompiled many time over
since the upgrade.  Just to make sure, I recompiled again and it linked to
both libc5 and libc6 right away. That's my issue.

> lenny at wrote:
>> after several years of relatively trouble free system ( 5 > 6.3 ) and
>> port
>> upgrades, I started having some issues with timesieved daemon of cyrus
>> imap.
>> nothing in the software configuration has changed, but the cyrus port
>> was
>> recently upgraded ( around the same time that the system was upgraded
>> from
>> 6.2 to 6.3 )
>> the only thing that looks suspicious is the fact that most ( or all )
>> cyrus binaries are linked to both libc5 and libc6.  in fact, after some
>> digging around, I discovered that many other binaries on the system seem
>> be linked to both libraries. I suspect that libc5 is the remnant of 5x
>> installation.
>>  What's the safest thing to do ?
>>  remove libc5 and link libc5 to libc6  ?
>> rebuild affected software ? ( couldn't find a relevant make.conf option,
>> so what might a flag like that look like ? WITH_LIBC_VER=6   ?
> You have to recompile all your installed ports as part of your upgrade
> to a new version of FreeBSD (e.g. 5.x -> 6.x, 6.x -> 7.x, etc).  The
> only reason this is necessary is to prevent this kind of problem from
> creeping in as you incrementally rebuild your ports over time.  Binaries
> linked to incompatible or inconsistent sets of libraries like two
> different versions of libc will behave unpredictably and may crash.  No
> special care needs to be taken when recompiling, just make sure to
> recompile everything (portupgrade -fa or -faPP or similar).
> Kris

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