+=item teefile
+
+The B<teefile> parameter allows the calling program to capture the tee stream.
+This stream is only created if requested with one of the 'tee' parameters,
+a B<--tee-pod> , B<--tee-block-comments>, B<--tee-side-commnts>, or B<--tee-all-comments>.
+
+=item debugfile
+
+The B<debugfile> parameter allows the calling program to capture the stream
+produced by the B<--DEBUG> parameter. This parameter is mainly used for
+debugging perltidy itself.
+