@xref{Numbered Backups}.
In this example, the value says that @file{~rms/foo.~5~} is the name
-to use for the new backup file, and @file{~rms/foo.~3~} is an ``excess''
+to use for the new backup file, and @file{~rms/foo.~3~} is an excess
version that the caller should consider deleting now.
@smallexample