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

/var/lib/dpkg/info/systemd-sysv.postinst

 #!/bin/sh
set -e

# update grub on first install, so that the alternative init system boot
# entries get updated
if [ "$1" = configure ] && [ -z "$2" ] && [ -e /boot/grub/grub.cfg ] && which update-grub >/dev/null 2>&1; then
    update-grub || true
fi