Am Mittwoch, 18. Juli 2007 16:16 schrieb Tom Lane:
> You should *not* have to inform the machine that NULL is a pointer.
For variadic functions, that expectation is invalid, AFAIK.
It might be good to check the actual definition of NULL in this case, however,
before wondering further.
--
Peter Eisentraut
http://developer.postgresql.org/~petere/