gistfile1.txt

            if (secured || !store.cookie.secure) {
                // Send an updated cookie to the browser
                store.cookie.expires = typeof store.cookie.persistent === 'undefined' || store.cookie.persistent ? new Date(Date.now() + store.maxAge) : null;

                // Multiple Set-Cookie headers
                headers = headers || {};
                var cookie = utils.serializeCookie(key, req.sessionID, store.cookie);
                if (headers['Set-Cookie']) {
                    headers['Set-Cookie'] += '\r\nSet-Cookie: ' + cookie;
                } else {
                    headers['Set-Cookie'] = cookie;
                }
            }