====== Remove installation sets ======

  * Show files that will be removed:

  # /usr/sbin/mtree -C -f /etc/mtree/set.xcomp | grep type=file | cut -f1 -d ' ' | xargs echo rm -rf

  * Remove files:

  # /usr/sbin/mtree -C -f /etc/mtree/set.xcomp | grep type=file | cut -f1 -d ' ' | xargs rm -rf