On Jan 22, 2012, at 2:30 AM, Manu wrote:
> 
> Also size_t and ptrdiff_t are not necessarily the same size.
> Is there a signed size_t type? Is there an unsigned ptrdiff_t type? What are 
> they?

There's ssize_t in the Posix world.  ptrdiff_t is the closes you can get in C99 
though, I believe.

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