NGX_ESCAPE_MEMCACHED  229 http/modules/ngx_http_memcached_module.c     escape = 2 * ngx_escape_uri(NULL, vv->data, vv->len, NGX_ESCAPE_MEMCACHED);
NGX_ESCAPE_MEMCACHED  259 http/modules/ngx_http_memcached_module.c                                             NGX_ESCAPE_MEMCACHED);