+0 2 * * * root /etc/daily
+30 3 * * 6 root /etc/weekly
+30 5 1 * * root /etc/monthly
+#
+# time zone change adjustment for wall cmos clock,
+# does nothing, if you have UTC cmos clock.
+# See adjkerntz(8) for details.
+0 3 * * * root /sbin/adjkerntz -a