configure: harden clockid_t test
authorJens Axboe <axboe@fb.com>
Fri, 16 Sep 2016 16:08:15 +0000 (10:08 -0600)
committerJens Axboe <axboe@fb.com>
Fri, 16 Sep 2016 16:08:15 +0000 (10:08 -0600)
commita214d131483c58ab9f1456edaafc1eb8caa8711c
tree6eee98f288c9f06f65b78336df3c781027865864
parent25f8227d25a77d3bc41a2044d2e662e635fa32cd
configure: harden clockid_t test

Don't assume we can assign '0' to a clockid_t type, let's just
memset it to be on the safe side.

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