ctypes NULL function pointers have a boolean False value now.
diff --git a/Misc/NEWS b/Misc/NEWS
index 2838887..90f7d61 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -63,6 +63,9 @@
 Library
 -------
 
+- Issue #1797 (partial fix): ctypes NULL function pointers have a
+  False boolean value now.
+
 - Issue #2985: Allow 64-bit integer responses (``<i8>``) in XMLRPC
   transfers.