public static extern int EnumerateInterfaceAddresses( IPv4AddressDiscoveredCallback ipv4Found, IPv6AddressDiscoveredCallback?ipv6Found, LinkLayerAddressDiscoveredCallback?linkLayerFound);
public static extern int EnumerateInterfaceAddresses( IPv4AddressDiscoveredCallback ipv4Found, IPv6AddressDiscoveredCallback ipv6Found, LinkLayerAddressDiscoveredCallback linkLayerFound);