As of spampd-2.30-16, the software has been converted to systemd.
The PID file is no longer created, because spampd does not background itself.
To enable and start the service, use the usual:
systemctl enable spampd.service
systemctl start spampd.service
The environment file, /etc/sysconfig/spampd, now has a slighly different
format. Instead of using options, use SPAMPD_OPTIONS. For instance: