Issue #3101: Helper functions _add_one_to_C() and _add_one_to_F() become
_Py_add_one_to_C() and _Py_add_one_to_F(), respectively.
diff --git a/Misc/NEWS b/Misc/NEWS
index 372b0b3..1055165 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -354,6 +354,9 @@
 Build
 -----
 
+- Issue #3101: Helper functions _add_one_to_C() and _add_one_to_F() become
+  _Py_add_one_to_C() and _Py_add_one_to_F(), respectively.
+
 - Issue #9700: define HAVE_BROKEN_POSIX_SEMAPHORES under AIX 6.x.  Patch by
   Sébastien Sablé.