HDB_WLOCK
code = db->hdb_lock(context, db, HDB_WLOCK);
code = db->hdb_lock(context, db, HDB_WLOCK);
if ((code = (*db->hdb_lock)(context, db, HDB_WLOCK)))
code = (*db->hdb_lock)(context, db, HDB_WLOCK);
code = db->hdb_lock(context, db, HDB_WLOCK);
code = db->hdb_lock(context, db, HDB_WLOCK);
ret = db->hdb_lock(context, db, HDB_WLOCK);
ret = hdb_lock(old_lock_fd, HDB_WLOCK);
ret = hdb_lock(new_lock_fd, HDB_WLOCK);
code = db->hdb_lock(context, db, HDB_WLOCK);
ret = db->hdb_lock(context, db, HDB_WLOCK);