1305 set_inheritable(int fd, int inheritable, int raise, int *atomic_flag_works)  in set_inheritable()  argument
1322     assert(!(atomic_flag_works != NULL && inheritable));  in set_inheritable()
1324     if (atomic_flag_works != NULL && !inheritable) {  in set_inheritable()
1325         if (*atomic_flag_works == -1) {  in set_inheritable()
1329             *atomic_flag_works = !isInheritable;  in set_inheritable()
1332         if (*atomic_flag_works)  in set_inheritable()
1463 _Py_set_inheritable(int fd, int inheritable, int *atomic_flag_works)  in _Py_set_inheritable()  argument
1465     return set_inheritable(fd, inheritable, 1, atomic_flag_works);  in _Py_set_inheritable()
1472 _Py_set_inheritable_async_safe(int fd, int inheritable, int *atomic_flag_works)  in _Py_set_inheritable_async_safe()  argument
1474     return set_inheritable(fd, inheritable, 0, atomic_flag_works);  in _Py_set_inheritable_async_safe()
1483     int *atomic_flag_works;  in _Py_open_impl()  local
1489     atomic_flag_works = &_Py_open_cloexec_works;  in _Py_open_impl()
1492     atomic_flag_works = NULL;  in _Py_open_impl()
1529     if (set_inheritable(fd, 0, gil_held, atomic_flag_works) < 0) {  in _Py_open_impl()