include sys/sysmacros.h for major()

The major() func is defined in the sys/sysmacros.h header, so include it
explicitly for the prototype.  Upstream C libs are moving away from having
sys/types.h include it all the time implicitly.

BUG=None
TEST=precq passes
BRANCH=None

Change-Id: I56b84138f08ded2376193403f9c9db22c5f24f71
Reviewed-on: https://chromium-review.googlesource.com/339680
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Bill Richardson <wfrichar@google.com>
2 files changed