anchor.diff: -%%
  -%% %CopyrightBegin%
  -%%
  -%% Copyright Ericsson AB 2001-2016. All Rights Reserved.
  -%%
   %% Licensed under the Apache License, Version 2.0 (the "License");
   %% you may not use this file except in compliance with the License.
   %% You may obtain a copy of the License at
  
positive.code: %%                  {preprocess,true}]).
  %%
  %% The origin of this file is the edoc module otpsgml_layout.erl
  %% written by Richard Carlsson.
  
  -export([module/2, overview/2]).
  
  
negative.code: %% See the License for the specific language governing permissions and
  %% limitations under the License.
  %%
  %% Copyright (c) 2001-2016 Richard Carlsson. Parts written by Ericsson
  %% are Copyright (c) Ericsson AB 2001-2012. All Rights Reserved.
  %%
  
  -module(docgen_edoc_xml_cb).
  
  %% This is the EDoc callback module for creating erlref
  