that newly made backup is included in the count in @code{kept-new-versions}.
By default, both variables are 2.
-@vindex trim-versions-without-asking
- If @code{trim-versions-without-asking} is non-@code{nil}, excess
+@vindex delete-old-versions
+ If @code{delete-old-versions} is non-@code{nil}, excess
middle versions are deleted without notification. If it is @code{nil}, the
default, you are asked whether the excess middle versions should
really be deleted.