1699     PyObject *di_current;  member
1708     Py_XDECREF(di->di_current);  in odictiter_dealloc()
1719     Py_VISIT(di->di_current);  /* A key could be any type, not just str. */  in odictiter_traverse()
1735     if (di->di_current == NULL)  in odictiter_nextkey()
1752     node = _odict_find_node(di->di_odict, di->di_current);  in odictiter_nextkey()
1755             PyErr_SetObject(PyExc_KeyError, di->di_current);  in odictiter_nextkey()
1757         Py_CLEAR(di->di_current);  in odictiter_nextkey()
1760     key = di->di_current;  in odictiter_nextkey()
1766         di->di_current = NULL;  in odictiter_nextkey()
1769         di->di_current = _odictnode_KEY(node);  in odictiter_nextkey()
1770         Py_INCREF(di->di_current);  in odictiter_nextkey()
1838     Py_CLEAR(di->di_current);  in odictiter_iternext()
1854     Py_XINCREF(tmp.di_current);  in odictiter_reduce()
1859     Py_XDECREF(tmp.di_current);  in odictiter_reduce()
1928     di->di_current = node ? _odictnode_KEY(node) : NULL;  in odictiter_new()
1929     Py_XINCREF(di->di_current);  in odictiter_new()