On 2012-11-29, at 17:24, Casimiro de Almeida Barreto <casimiro.barreto at gmail.com> wrote:

> Ok, I ltraced  & guess what: Fedora sometimes just does not have the
> /usr/lib/libXX.so but only /usr/lib/libXX.so.1 (or whathever). Fixed,
> got things running.


Your code should be looking for /usr/lib/libXX.so.1 not /usr/lib/libXX.so on Linux. Adding the symlink is *not* the right way to work around that.

This is how the library versioning system was designed. Just do an "ldd" an any executable and you will see they all link to the versioned file names.

- Bert -