K 10 svn:author V 3 mux K 8 svn:date V 27 2002-11-13T15:14:57.000000Z K 7 svn:log V 293 Add the sys/stddef.h header, so that we can have ptrdiff_t definition in the kernel. It also includes the offsetof() definition which, according to bde@ should be here and not in sys/types.h, and the definition of NULL so that we're closer to make it closer to standard C. Reviewed by: mike END