Log Message:
Update to 7.0.12:

Adam Jackson (1):
      x11proto 7.0.12

Alan Coopersmith (1):
      Make Xalloca.h work with Sun C++ compiler

Ben Byer (1):
      fd_mask needs to be defined on OS X, too

Daniel Stone (1):
      Check headers before testing for fds_bits access method (bug #8442)

Jeremy Huddleston (2):
      Changed __DARWIN__ to __APPLE__
      Fixed #ifdef checks that were using i386 to use __i386__