diskusage is a shell script, written for FreeBSD 3.x and higher.

It is an add on package for FreeBSD's du and du must be present 
for this program to work.  Shows current users diskusage in
human readable format and totals the output.  Assumes user's
home directory is /home/$USER and that user's mail directory is
/var/mail/$USER

WWW: http://www.maske.org/support/unix/apps/diskusage/

- Douglas A. Maske
  <maske@maske.org>