Bering-uClibc versions 2.0 and 2.1 use lrpkg.cfg also in the standard floppy image to have one place for adding/removing packages, regardless you use a floppy with a few packages, or a large medium and installation with a lot of packages.

To add or remove packages just edit lrpkg.cfg - all entries on one line. It looks like:

root,etc,local,modules,pump,keyboard,shorwall,dnscache,weblet