sbool doIHavePublicIPs_verbose;

static bool doIHavePublicIPs() {
  for (S ip : getMyIPs()) {
    bool b = isPublicIP(ip);
    if (doIHavePublicIPs_verbose)
      print("IP " + ip + " => " + (b ? "public" : "private"));
    if (b) true;
  }
  false;
}