Minor tweak for compatibility with BSD: Use MAP_ANON instead of MAP_ANONYMOUS.

The former is deprecated on Linux, but it is equivalent, and
MAP_ANONYMOUS isn't valid at all on BSD. (The alternative for BSD
compatibility is to use #ifdefs, but that seems gratuitously
heavyweight to me.)

Change-Id: I9c0b2cc78c4d7edc633487d5b0dde5b2f928247e
1 file changed