Patch merged into coreboot/master: aa3f428 stddef.h: Add standard defines for KiB, MiB, GiB, and TiB

the following patch was just integrated into master:
commit aa3f4287d40f7f3c7b1fca1af5cfa426ff4fa27f
Author: Ronald G. Minnich 
Date:   Fri Mar 15 20:17:26 2013 -0700

stddef.h: Add standard defines for KiB, MiB, GiB, and TiB

Paul points out that some people like 1024*1024, others like
    1048576, but in any case these are all open to typos.

Define KiB, MiB, GiB, and TiB as in the standard so people can use them.

Change-Id: Ic1b57e70d3e9b9e1c0242299741f71db91e7cd3f
    Signed-off-by: Ronald G. Minnich 
    Reviewed-on: http://review.coreboot.org/2769
    Reviewed-by: Paul Menzel 
    Tested-by: build bot (Jenkins)

Build-Tested: build bot (Jenkins) at Sat Mar 16 11:30:45 2013, giving +1
See http://review.coreboot.org/2769 for details.

-gerrit