so the packages can be built with different versions of PostgreSQL. The patch is
from crees@ with couple additions from me. It has some problems that prevents the
build with python3, but it was decided that it's better to add this as starting
point. Maintainership of this port also was passed to pgsql@ team.
PR: 166999
PR: 174152
Reported by: many
Approved by: pgsql (crees)
