> pgsql@mohawksoft.com writes:
> We have taken a policy decision to keep the PG core distribution
> (including contrib) straight BSD license --- and in my mind that
> definitely includes not depending on any outside functionality that is
> both (a) essential and (b) not available anywhere as BSD-license code.
> It should be possible to build a PG installation that is pure BSD.
> Whether people actually choose to do so is not the point.
OK, that is more or less the answer to the question I originally posed.
Thanks.