From: Hans  Fugal <fugalh@...>
Date: 2005-10-11T04:06:54+09:00
Subject: Re: QtRuby OS X Tiger

>> at least it compiles now), and libsmoke is not being found in /usr/lib
>> for some reason by require 'Qt', so I did
>>
>> ln -s /usr/lib/libsmoke* /Developer/qt/lib
>
> This sounds like the dynamic linker just needs a refresh.  I don't have my Mac
> in front of me right now, but I'll play with it a little later and see if I
> can't reproduce the issue.

I figured this one out. Somehow My DYLD_FALLBACK_LIBRARY_PATH got set
to ":". Setting it to its nominal default (according to [1])
"$HOME/lib:/usr/local/lib:/usr/lib" made it work without the symlinks.

1.
http://developer.apple.com/documentation/DeveloperTools/Conceptual/DynamicLibraries/index.html