postrm is in postgres-xc-server-dev 1.1-2ubuntu2.
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 | #!/bin/sh
set -e
case "$1" in
remove|abort-install|disappear)
dpkg-divert --package postgres-xc-server-dev --remove --rename --divert /usr/bin/pg_config.libpq-dev /usr/bin/pg_config
;;
esac
|