zfs_get_zplprop
if (zfs_get_zplprop(os, ZFS_PROP_VERSION, &version) != 0) {
extern int zfs_get_zplprop(objset_t *os, zfs_prop_t prop, uint64_t *value);
if ((error = zfs_get_zplprop(os, prop, &value)) != 0)
VERIFY(zfs_get_zplprop(os, ZFS_PROP_NORMALIZE, &norm) == 0);
VERIFY(zfs_get_zplprop(os, ZFS_PROP_UTF8ONLY, &u8) == 0);
VERIFY(zfs_get_zplprop(os, ZFS_PROP_CASE, &sense) == 0);
if (zfs_get_zplprop(os, ZFS_PROP_VERSION, &zplversion) == 0)
error = zfs_get_zplprop(os, ZFS_PROP_VERSION, &zfsvfs->z_version);
error = zfs_get_zplprop(os, ZFS_PROP_NORMALIZE, &val);
error = zfs_get_zplprop(os, ZFS_PROP_UTF8ONLY, &val);
error = zfs_get_zplprop(os, ZFS_PROP_CASE, &val);