anchor.diff:  		version=Version, connection=Connection,
   		method=Method, resp_compress=Compress,
   		resp_state=waiting, resp_headers=RespHeaders}) ->
  -	RespConn = response_connection(Headers, Connection),
   	HTTP11Headers = case Version of
   		{1, 1} -> [{<<"connection">>, atom_to_connection(Connection)}];
   		_ -> []
  
positive.code: 	case Body of
  		BodyFun when is_function(BodyFun) ->
  			%% We stream the response body until we close the connection.
  			{RespType, Req2} = response(Status, Headers, RespHeaders, [
  					{<<"connection">>, <<"close">>},
  					{<<"date">>, cowboy_clock:rfc1123()},
  					{<<"server">>, <<"Cowboy">>},
  					{<<"transfer-encoding">>, <<"identity">>}
  				], <<>>, Req#http_req{connection=close}),
  			if	RespType =/= hook, Method =/= <<"HEAD">> ->
  					BodyFun(Socket, Transport);
  				true -> ok
  			end;
  		{ContentLength, BodyFun} ->
  			%% We stream the response body for ContentLength bytes.
  			{RespType, Req2} = response(Status, Headers, RespHeaders, [
  					{<<"content-length">>, integer_to_list(ContentLength)},
  					{<<"date">>, cowboy_clock:rfc1123()},
  
negative.code: 				true -> ok
  			end;
  		_ when Compress ->
  			RespConn = response_connection(Headers, Connection),
  			Req2 = reply_may_compress(Status, Headers, Body, Req,
  				RespHeaders, HTTP11Headers, Method);
  		_ ->
  			RespConn = response_connection(Headers, Connection),
  			Req2 = reply_no_compress(Status, Headers, Body, Req,
  				RespHeaders, HTTP11Headers, Method, iolist_size(Body))
  	end,
  