mac: fix for 10.12 having clockid_t
authorJens Axboe <axboe@fb.com>
Fri, 16 Sep 2016 16:05:44 +0000 (10:05 -0600)
committerJens Axboe <axboe@fb.com>
Fri, 16 Sep 2016 16:05:44 +0000 (10:05 -0600)
Previous versions did not have this type, so we defined our own.
As of 10.12 it does seem to, so add a configure test for this.

Signed-off-by: Jens Axboe <axboe@fb.com>

No differences found