anchor.diff:                      {[{<<"_rev">>, ?l2b(Rev)},{<<"_deleted">>,true}]}))
       end;
   
  -db_doc_req(#httpd{method='GET'}=Req, Db, DocId) ->
  +db_doc_req(#httpd{method = 'GET', mochi_req = MochiReq} = Req, Db, DocId) ->
       #doc_query_args{
           rev = Rev,
           open_revs = Revs,
  
positive.code:         send_doc(Req, Doc, Options);
      _ ->
          {ok, Results} = couch_db:open_doc_revs(Db, DocId, Revs, Options),
          AcceptedTypes = case couch_httpd:header_value(Req, "Accept") of
              undefined       -> [];
              AcceptHeader    -> string:tokens(AcceptHeader, ", ")
          end,
          case lists:member("multipart/mixed", AcceptedTypes) of
          false ->
              {ok, Resp} = start_json_response(Req, 200),
              send_chunk(Resp, "["),
  
negative.code: 
  send_doc_efficiently(Req, #doc{atts=[]}=Doc, Headers, Options) ->
          send_json(Req, 200, Headers, couch_doc:to_json_obj(Doc, Options));
  send_doc_efficiently(#httpd{mochi_req = MochiReq} = Req,
      #doc{atts = Atts} = Doc, Headers, Options) ->
      case lists:member(attachments, Options) of
      true ->
          case MochiReq:accepts_content_type("multipart/related") of
          false ->
              send_json(Req, 200, Headers, couch_doc:to_json_obj(Doc, Options));
          true ->
  