Issue #12303: Add sigwaitinfo() and sigtimedwait() to the signal module.
diff --git a/Doc/whatsnew/3.3.rst b/Doc/whatsnew/3.3.rst
index e1d1cb4..4374d02 100644
--- a/Doc/whatsnew/3.3.rst
+++ b/Doc/whatsnew/3.3.rst
@@ -169,6 +169,10 @@
* :func:`~signal.pthread_kill`: send a signal to a thread ;
* :func:`~signal.sigpending`: examine pending functions ;
* :func:`~signal.sigwait`: wait a signal.
+ * :func:`~signal.sigwaitinfo`: wait for a signal, returning detailed
+ information about it.
+ * :func:`~signal.sigtimedwait`: like :func:`~signal.sigwaitinfo` but with a
+ timeout.
* The signal handler writes the signal number as a single byte instead of
a nul byte into the wakeup file descriptor. So it is possible to wait more