func (c *conn) finalFlush() {
	if c.bufr != nil {
		// Steal the bufio.Reader (~4KB worth of memory) and its associated
		// reader for a future connection.
		putBufioReader(c.bufr)
		c.bufr = nil
	}

	if c.bufw != nil {
		c.bufw.Flush()
		// Steal the bufio.Writer (~4KB worth of memory) and its associated
		// writer for a future connection.
		putBufioWriter(c.bufw)
		c.bufw = nil
	}
}

			bufrw.Write([]byte("[hijack-to-bufw]"))
			bufrw.Flush()
			conn.Write([]byte("[hijack-to-conn]"))
			conn.Close()
			wrotec <- true
		}()
	})
	ln := &oneConnListener{conn: conn}
	go Serve(ln, handler)
	<-conn.closec
	<-wrotec
	if g, w := buf.String(), "[hijack-to-bufw][hijack-to-conn]"; g != w {
		t.Errorf("wrote %q; want %q", g, w)
	}
}

func TestDoubleHijack(t *testing.T) {

}

func FormatMessage(flags uint32, msgsrc uintptr, msgid uint32, langid uint32, buf []uint16, args *byte) (n uint32, err error) {
	var _p0 *uint16
	if len(buf) > 0 {
		_p0 = &buf[0]
	}
	r0, _, e1 := syscall.Syscall9(procFormatMessageW.Addr(), 7, uintptr(flags), uintptr(msgsrc), uintptr(msgid), uintptr(langid), uintptr(unsafe.Pointer(_p0)), uintptr(len(buf)), uintptr(unsafe.Pointer(args)), 0, 0)
	n = uint32(r0)
	if n == 0 {