return http.Header{}
	}

	return tw.handlerHeaders
}

func (tw *baseTimeoutWriter) Write(p []byte) (int, error) {
	tw.mu.Lock()
	defer tw.mu.Unlock()

	if tw.timedOut {
		return 0, http.ErrHandlerTimeout
	}
	if tw.hijacked {
		return 0, http.ErrHijacked
	}

	if !tw.wroteHeader {
		copyHeaders(tw.w.Header(), tw.handlerHeaders)
		tw.wroteHeader = true
	}
	return tw.w.Write(p)