FIND_NODE_BY_DRIVER
(FIND_NODE_BY_DRIVER | FIND_NODE_BY_NODENAME | FIND_NODE_BY_ADDR);
if (by == FIND_NODE_BY_DRIVER) {
} else if (by == FIND_NODE_BY_DRIVER) {
by |= dname ? FIND_NODE_BY_DRIVER : FIND_NODE_BY_ADDR;
FIND_NODE_BY_DRIVER, NULL);
FIND_NODE_BY_DRIVER|FIND_ADDR_BY_INIT, NULL));