Illumos #3909

3909 "zfs send -D" does not work
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Approved by: Christopher Siden <christopher.siden@delphix.com>

References:

https://www.illumos.org/issues/3909
illumos/illumos-gate@36f7455d36b60be70d7aae5959fa19e71954678e

Ported-by: Richard Yao <ryao@gentoo.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #1775