Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> writes:
> Yeah, the changes I was thinking about are all in libpq-int.h so that's
> not really a problem. But one enum in libpq-fe.h renumbers values, and
> I think it's better to keep the old value labelled as "unused" to avoid
> any changes.
Oh, yeah, can't do that. libpq-fe.h probably shouldn't change at all;
but certainly we can't renumber existing enum values there.
regards, tom lane