4515 NDMP hangs when restore/backup spans multiple volumes and produces huge ndmplog file
Reviewed by: Albert Lee <trisk@nexenta.com>
Approved by: Gordon Ross <gwr@nexenta.com>
3091 add -n to zlogin so its more compatible with rsh command line
Reviewed by: Garrett D'Amore <garrett@damore.org>
Reviewed by: Robert Mustacchi <rm@joyent.com>
Approved by: Richard Lowe <richlowe@richlowe.net>
	[illumos-gate merge]

commit 279721bf8b1e82fe699f6770d68519cfef17d10c
    3091 add -n to zlogin so its more compatible with rsh command line
commit a23888a301b4822208e58d55cccf1b42c8e46cc7
    4515 NDMP hangs when restore/backup spans multiple volumes and produces huge ndmplog file