RE: include/msvcrt: Make sure size_t is properly defined for 64-bit.

[Ge van Geldorp]

> From: Ge van Geldorp [mailto:ge(a)gse.nl]
>
> Yes, this works fine, both with and without the change to 
> include/msvcrt/string.h.

Sorry, I only tested dlls/msvcrt. When doing a full rebuild I get errors,
will investigate and let you know.

Ge.