[klibc] Patch to klibc to work with headers from make install_headers

[H. Peter Anvin]

Jeff Bailey wrote:
> Hi!  Now that there are usable userspace headers, we should use the
> data from those.  In this case, the workaround in
> usr/include/sys/types.h was missing some header definitions.  Rather
> than adding the definitions, I figured that the most correct thing to
> do was to just use them from the kernel.
> 
> Build tested on i386 and x86_64.
> 
> Signed-Off-By: Jeff Bailey <jbailey at ubuntu.com>

By the way, Jeff -- sorry for the huge delay in getting back to you on 
this -- what is actually missing?

	-hpa