592     PyObject *myerrno = NULL, *strerror = NULL, *filename = NULL;  in EnvironmentError_init()  local
603                            &myerrno, &strerror, &filename)) {  in EnvironmentError_init()
606     Py_INCREF(myerrno);  in EnvironmentError_init()
607     Py_XSETREF(self->myerrno, myerrno);  in EnvironmentError_init()
629     Py_CLEAR(self->myerrno);  in EnvironmentError_clear()
647     Py_VISIT(self->myerrno);  in EnvironmentError_traverse()
679         if (self->myerrno) {  in EnvironmentError_str()
680             Py_INCREF(self->myerrno);  in EnvironmentError_str()
681             PyTuple_SET_ITEM(tuple, 0, self->myerrno);  in EnvironmentError_str()
703     else if (self->myerrno && self->strerror) {  in EnvironmentError_str()
717         if (self->myerrno) {  in EnvironmentError_str()
718             Py_INCREF(self->myerrno);  in EnvironmentError_str()
719             PyTuple_SET_ITEM(tuple, 0, self->myerrno);  in EnvironmentError_str()
746     {"errno", T_OBJECT, offsetof(PyEnvironmentErrorObject, myerrno), 0,
826     Py_CLEAR(self->myerrno);  in WindowsError_clear()
844     Py_VISIT(self->myerrno);  in WindowsError_traverse()
862     if (self->myerrno == NULL)  in WindowsError_init()
867     errcode = PyInt_AsLong(self->myerrno);  in WindowsError_init()
872     Py_XSETREF(self->winerror, self->myerrno);  in WindowsError_init()
878     self->myerrno = o_errcode;  in WindowsError_init()
977     {"errno", T_OBJECT, offsetof(PyWindowsErrorObject, myerrno), 0,