Must a NULL pointer be a 0 bit patte

[Ron Natalie <ron>]

> It seems to me that K&R guarantees that globals are initialized to zero,
> not to a nil pointer.  A lot of code will bite the dust given a machine
> with a non-zero nil pointer.
> 
> -- Jim Balter, INTERACTIVE Systems (ima!jim)

BUT that still doesn't make it legal to 0-> something.

-Ron