zfs_ioctl_register
zfs_ioctl_register("snapshot", ZFS_IOC_SNAPSHOT,
zfs_ioctl_register("log_history", ZFS_IOC_LOG_HISTORY,
zfs_ioctl_register("space_snaps", ZFS_IOC_SPACE_SNAPS,
zfs_ioctl_register("send", ZFS_IOC_SEND_NEW,
zfs_ioctl_register("send_space", ZFS_IOC_SEND_SPACE,
zfs_ioctl_register("create", ZFS_IOC_CREATE,
zfs_ioctl_register("clone", ZFS_IOC_CLONE,
zfs_ioctl_register("remap", ZFS_IOC_REMAP,
zfs_ioctl_register("destroy_snaps", ZFS_IOC_DESTROY_SNAPS,
zfs_ioctl_register("hold", ZFS_IOC_HOLD,
zfs_ioctl_register("release", ZFS_IOC_RELEASE,
zfs_ioctl_register("get_holds", ZFS_IOC_GET_HOLDS,
zfs_ioctl_register("rollback", ZFS_IOC_ROLLBACK,
zfs_ioctl_register("bookmark", ZFS_IOC_BOOKMARK,
zfs_ioctl_register("get_bookmarks", ZFS_IOC_GET_BOOKMARKS,
zfs_ioctl_register("destroy_bookmarks", ZFS_IOC_DESTROY_BOOKMARKS,
zfs_ioctl_register("load-key", ZFS_IOC_LOAD_KEY,
zfs_ioctl_register("unload-key", ZFS_IOC_UNLOAD_KEY,
zfs_ioctl_register("change-key", ZFS_IOC_CHANGE_KEY,
zfs_ioctl_register("sync", ZFS_IOC_POOL_SYNC,
zfs_ioctl_register("channel_program", ZFS_IOC_CHANNEL_PROGRAM,
zfs_ioctl_register("zpool_checkpoint", ZFS_IOC_POOL_CHECKPOINT,
zfs_ioctl_register("zpool_discard_checkpoint",
zfs_ioctl_register("initialize", ZFS_IOC_POOL_INITIALIZE,
zfs_ioctl_register("trim", ZFS_IOC_POOL_TRIM,
zfs_ioctl_register("set_bootenv", ZFS_IOC_SET_BOOTENV,
zfs_ioctl_register("get_bootenv", ZFS_IOC_GET_BOOTENV,
zfs_ioctl_register("wait", ZFS_IOC_WAIT,