postrm is in grub-ipxe 1.0.0+git-20180124.fbe8c52d-0ubuntu2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 | #!/bin/sh
set -e
case "$1" in
remove)
command -v update-grub > /dev/null && update-grub || :
;;
esac
exit 0
|