An input file name
parameter must be entered
usage: pdm_userload -f [filename | -]
[-a (update all matching
data)]
[-c (check only, no
change to data)]
[-e (treat escapes
literally)]
[-h (help)]
[-m (notify domsrvr of
mass update)]
[-v (verbose)]
[-r (remove) | -u
(update only)]
[-x (use locale
sensitive numeric input formats)]