anchor.diff:             encoding          = Encoding,
              date              = make_date_header(),
              server            = make_server_header(),
  +           last_modified     = make_last_modified_header(UT#urltype.finfo),
              etag              = make_etag_header(UT#urltype.finfo),
              content_range     = make_content_range_header(Range),
              content_length    = make_content_length_header(Length),
  
positive.code:                      undefined -> make_content_encoding_header(H#outh.encoding);
                       CE        -> CE
                   end,
      {LastModified, Expires, CacheControl} =
          case erase(file_info) of
              undefined ->
                  {H#outh.last_modified, H#outh.expires, H#outh.cache_control};
              FI ->
                  LM = case H#outh.last_modified of
                           undefined ->
                               make_last_modified_header(FI);
                           _ ->
                               H#outh.last_modified
                       end,
                  {E, CC} = case {H#outh.expires, H#outh.cache_control} of
                                {undefined, undefined} ->
                                    CT = outh_get_content_type(),
  
negative.code:                               _ ->
                                    {H#outh.expires, H#outh.cache_control}
                            end,
                  {E, CC}
          end,
  
      %% Add 'Accept-Encoding' in the 'Vary:' header if the compression is enabled
  