postinst is in courier-authlib-postgresql 0.68.0-4build1.
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 14 15 16 17 | #!/bin/sh
set -e
add_override() {
if ! dpkg-statoverride --list $4 >/dev/null; then
dpkg-statoverride --update --add $1 $2 $3 $4
fi
}
if [ "$1" = "configure" ]; then
add_override root courier 0640 /etc/courier/authpgsqlrc
fi
exit 0
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