[exsencon]

In usr there is only one directory lib.
In it are the 4 items I gave.

When I do uname -r:

zeger@linux-71q9:~> uname -r
2.6.27.7-9-pae

For me libusb is there,maybe when I do rpm -ivh to install the canon scanner drivers he can not find it or it is the wrong libusb
It's a mystery to me.