Patch #656590: /dev/ptmx support for ptys.
diff --git a/Misc/NEWS b/Misc/NEWS
index 9ffc915..a5dbd94 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -359,6 +359,8 @@
 Extension modules
 -----------------
 
+- posix.openpty now works on all systems that have /dev/ptmx.
+
 - A module zipimport exists to support importing code from zip
   archives.