anchor.diff:  
   %% otp_xmlify_a_href(Href0, Es0) -> {Href1, Es1}
   %%   Href = string()
  -otp_xmlify_a_href("#"++_ = Marker, Es0) -> % <seealso marker="#what">
  -    {Marker, Es0};
  +otp_xmlify_a_href("#"++_ = Marker, Es0) -> % <see* marker="#what">
  +    {make_mfa_anchor(Marker), Es0};
   otp_xmlify_a_href("http:"++_ = URL, Es0) -> % external URL
       {URL, Es0};
   otp_xmlify_a_href("https:"++_ = URL, Es0) -> % external URL
  
positive.code: 		       attributes = Attrs}.
  
  %%--Misc help functions used by otp_xmlify/1 et al---------------------
  
  %% find_next(Tag, Es) -> {Es1, Es2}
  %% Returns {Es1, Es2} where Es1 is the list of all elements up to (but
  
negative.code:  				    case get_attrval(href, E) of
   					"" ->
   					    {c,Expr1};
   					Ref0 ->
                                              {Ref, _Es2} = otp_xmlify_a_href(Ref0, [E]),
   					    {seealso, [{marker, Ref}], Expr1}
   				    end
  			    end,
  