internal static void Bind(Handle handle, bind bind, bind6 bind6, IPAddress ipAddress, int port, bool dualstack) { Ensure.AddressFamily(ipAddress); int r; if (ipAddress.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork) { sockaddr_in address = UV.ToStruct(ipAddress.ToString(), port); r = bind(handle.NativeHandle, ref address, 0); } else { sockaddr_in6 address = UV.ToStruct6(ipAddress.ToString(), port); r = bind6(handle.NativeHandle, ref address, (uint)(dualstack ? 0 : 1)); } Ensure.Success(r); }