ZFS_IOC_POOL_UPGRADE
{ (uint_t)ZFS_IOC_POOL_UPGRADE, "ZFS_IOC_POOL_UPGRADE",
if (zfs_ioctl(hdl, ZFS_IOC_POOL_UPGRADE, &zc) != 0)
ZFS_IOC_POOL_UPGRADE,
CHECK(ZFS_IOC_BASE + 9 == ZFS_IOC_POOL_UPGRADE);
zfs_ioctl_register_pool_modify(ZFS_IOC_POOL_UPGRADE,