# egrep "spooler|boot|mail" /etc/syslog.conf local7.* /var/log/boot.logmail.* -/var/log/maillognews.* -/var/log/spooleruucp.* -/var/log/spooler
I think qmail and qpsmtpd were configured to log to multilog instead of syslog sometime around the introduction of SME 7.