Re: GiST header cleanup

Patch applied.

Tom Lane wrote:
> One objection: I think the GiST amproc numbers (GIST_CONSISTENT_PROC
> and friends) *are* part of the API and should be in the public header,
> even if they happen not to be used by any C code at the moment.

Ok, I've moved these back to gist.h

> GISTNStrategies seems inherently bogus, since there's no essential limit
> on the number of strategies in a gist index.  I'd get rid of it.

Done.

> The "100" in pg_am.h is pretty nasty too, because it is on the one hand
> theoretically insufficient and on the other hand in practice way too
> much.

Yeah, I agree this is pretty ugly, but I'm not planning to fix it any
time soon, either...

-Neil