Issue #8681: Make the zlib module's error messages more informative when
the zlib itself doesn't give any detailed explanation.
diff --git a/Misc/NEWS b/Misc/NEWS
index e46162d..803e060 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -62,6 +62,9 @@
 Library
 -------
 
+- Issue #8681: Make the zlib module's error messages more informative when
+  the zlib itself doesn't give any detailed explanation.
+
 - Issue #8571: Fix an internal error when compressing or decompressing a
   chunk larger than 1GB with the zlib module's compressor and decompressor
   objects.