Issue #19623: Fixed writing to unseekable files in the aifc module.
Fixed writing 'ulaw' (lower case) compressed AIFC files.
diff --git a/Misc/NEWS b/Misc/NEWS
index 327c3d7..3c94814 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -23,6 +23,9 @@
 Library
 -------
 
+- Issue #19623: Fixed writing to unseekable files in the aifc module.
+  Fixed writing 'ulaw' (lower case) compressed AIFC files.
+
 - Issue #17919: select.poll.register() again works with poll.POLLNVAL on AIX.
   Fixed integer overflow in the eventmask parameter.