--- /usr/sbin/amavisd-new-cronjob       2009-02-06 12:55:27.000000000 +0000
+++ /tmp/amavisd-new-cronjob    2009-02-06 12:58:27.000000000 +0000
@@ -8,6 +8,8 @@
 #              sa-sync:        spamassassin fast sync
 #              sa-clean:       spamassassin cleanup

+egrep -q "^[ \t]*use_bayes[ \t]*0" /etc/spamassassin/local.cf && exit 0
+
 test -e /usr/bin/sa-learn || exit 0
 test -e /usr/sbin/amavisd-new || exit 0