Problem with libpng + Mozilla applications on FreeBSD 8.3

Manish Jain bourne.identity at
Sat Oct 27 13:28:39 UTC 2012

> On Fri, Oct 26, 2012 at 11:06 PM, Polytropon <freebsd at> wrote:
>> On Sat, 27 Oct 2012 00:06:44 +0530, Manish Jain wrote:
>>> Hello Polytropon,
>>> Thanks for replying.
>>>   > Maybe an update of FF and TB would be sufficient, so it can link
>>>   > to the present (or at least expected) libraries accordingly.
>>> Maybe I did not make it clear enough in the original message. The only
>>> thing I installed from the installation DVD was the OS and the GNOME2
>>> metaport. Everything else including FF and TB was installed from ports,
>>> the tarball of which I downloaded just a couple of days back. I hope you
>>> are not suggesting that I build the GNOME2 metaport too from the ports
>>> directory : with my internet connection, that really would take me into
>>> the next century.
>> Exactly that would have been the preferred solution. :-)
>>>> You should not manually copy things. At some point, something will
>>>> crash, and the ports infrastructure cannot take care of it. It's
>>>> easier to use a port management tool (like portmaster) to deal
>>>> with installing and updating of ports.
>>> For the present issue, it seems logical that I would need 2 versions of
>>> libpng : one for GNOME and one for the ports being installed. Having the
>>> two versions reside independently in /usr/lib and /usr/local/lib seems
>>> to be the only way out. I still must admit that it defeats the purpose
>>> of having port management tools.
>> It also blurs the line between OS (/usr/lib) and additional
>> software (/usr/local/lib) directories. However, both directories
>> are used by the linker, so it looks possible (and probably better
>> than messing with symlinks in /usr/local/lib). Problems _might_
>> occur when updating world.
>> --
>> Polytropon
>> Magdeburg, Germany
>> Happy FreeBSD user since 4.0
>> Andra moi ennepe, Mousa, ...
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 > Sometimes placing symlink to the newer version of library instead of
 > older version helps.

There is only one symlink (/usr/local/bin/ and it points to 
the newer version.


Manish Jain
bourne.identity at

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