std C/C++ patch

[Eddie Kohler]

> I'll send some more, less trivial, changes your way in a bit.  I hope
> you don't mind: I like to solicit opinions from KCC, gcc, and Sun CC,
> before declaring victory and moving on. You probably don't have the

No, should be fine. We'll make any reasonable changes. Of course, GCC is
our target compiler, especially since the Linux kernel module can only be
compiled with GCC (Linux's fault), but portability is good.

Eddie