I'm having a similar issue. I do not have root access on the system and I installed the files on my home directory. I've installed giblib and feh was installed without any problems.
I type the following to set my background
feh –bg-scale `dcop kdesktop KBackgroundIface currentWallpaper 1`
and I get the following error when I do that
error while loading shared file libraries: libgiblib.so.1 : cannot open shared object file : no such file or directory
I installed the libraries in the following directory