Fix lsort to use def_spooldir (not spooldir).
Fix lsort to use def_spooldir (not spooldir).

This fixes fallout from this
commit e8b618172a32789de6ca4c237b3a1cc65949e253
Author: Matthias Andree <matthias.andree@gmx.de>
Date:   2004-01-16 18:28:06 +0100

    Drop lockfile. Rename config.c's spooldir to def_spooldir.

Reported by Adam Funk who found that "make update" no longer worked and
complained that it could not open groupinfo.old.

BackupTheBerlios/leafnode,BackupTheBerlios/leafnode,BackupTheBerlios/leafnode,BackupTheBerlios/leafnode