4.4BSD/usr/src/contrib/mh-6.8/conf/config/crontab

00 5 * * * @(MHETCPATH)/conflict -mail PostMaster
05 5 * * * su bboards < @(BBHOME)/etc/bboards.daily
10 5 * * 0 su bboards < @(BBHOME)/etc/bboards.weekly