The 10.5 SDK has broken CMSG macros in 64 bit; compile in 32 bit to avoid. (Plus avoid unsafe ObjC use after fork.)

BUG=chromium-os:32701
TEST=it works

Change-Id: I380e0d170f287cd76970171eeed762b541d2ad8f
Reviewed-on: https://gerrit.chromium.org/gerrit/32272
Commit-Ready: Avi Drissman <avi@chromium.org>
Reviewed-by: Avi Drissman <avi@chromium.org>
Tested-by: Avi Drissman <avi@chromium.org>
3 files changed
tree: 942b776cb9a8fece505bc22abb88896515f8c83c
  1. linux/
  2. mac/
  3. windows/
  4. README
  5. README_formats.txt