I've reverted from ClanLib-0.5.3 to ClanLib-0.5.1, yet since the 0.5.3 version was in the distro only a few days, I've not put an Epoch in the latest 0.5.1 Cooker RPM ; thus you have to manually "-Uvh --oldpackage" to get Cooker's packages.
-- Guillaume Cottenceau - http://people.mandrakesoft.com/~gc/