ZPL_VERSION_STR
(void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR,
if (errnum = zap_lookup(dn, ZPL_VERSION_STR, &version, stack))
error = zap_lookup(os, MASTER_NODE_OBJ, ZPL_VERSION_STR,
dmu_tx_hold_zap(tx, MASTER_NODE_OBJ, B_FALSE, ZPL_VERSION_STR);
error = zap_update(os, MASTER_NODE_OBJ, ZPL_VERSION_STR,
pname = ZPL_VERSION_STR;
error = zap_update(os, moid, ZPL_VERSION_STR, 8, 1, &version, tx);