http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47147
--- Comment #6 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-01-12 21:34:13 UTC --- ./gcc/include/stddef.h is being included, but it doesn't define size_t <machine/ansi.h> has the header guard _X86_64_ANSI_H_ but it appears that gcc's stddef.h is expecting _MACHINE_ANSI_H_
