What gets inserted, if anything, is determined by the variable
@code{auto-insert-alist}. The @sc{car}s of this list are each either
a mode name, making an element applicable when a buffer is in that
-mode. Or they can be a string, which is a regexp matched against the
+mode, or they can be a string, which is a regexp matched against the
buffer's file name. In that way different kinds of files that have
the same mode in Emacs can be distinguished. The @sc{car}s may also
be cons cells consisting of mode name or regexp as above and an