zfs_send
err = zfs_send(zhp, fromsnap, ndmpd_zfs_args->nz_snapname, &flags,
err = zfs_send(zhp, fromname, toname, &flags, STDOUT_FILENO, NULL, 0,
if (zfs_send(zhp, NULL, bt->obe_snap_name, &send_flags,
extern int zfs_send(zfs_handle_t *, const char *, const char *,