proposed changes to eliminate P macro

[Ken Pizzini]

On Tue, Nov 13, 2007 at 09:46:13AM -0500, Arthur David Olson wrote:
> My own use of "register" isn't to provide compilers with hints but
> rather to avoid unintended calls by reference;

Is it possible to make "unintended calls by reference", without at
least a stern warning from the compiler (if not an outright error)
in the world of prototyped function calls?  Passing a pointer-to-T
is quite different from passing a value of type T, after all.

		--Ken Pizzini