Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//etc/cron.daily/bsdmainutils

 #!/bin/sh
# /etc/cron.daily/calendar: BSD mainutils calendar daily maintenance script
# Written by Austin Donnelly <and1000@debian.org>

. /etc/default/bsdmainutils

[ x$RUN_DAILY = xtrue ] || exit 0

[ -x /usr/sbin/sendmail ] || exit 0

if [ ! -x /usr/bin/cpp ]; then
  echo "The cpp package is needed to run calendar."
  exit 1
fi

/usr/bin/calendar -a