16 void begin(
const IPAddress& aDNSServer);
25 int inet_aton(
const char *aIPAddrString, IPAddress& aResult);
34 int getHostByName(
const char* aHostname, IPAddress& aResult);
37 uint16_t BuildRequest(
const char* aName);
38 uint16_t ProcessResponse(uint16_t aTimeout, IPAddress& aAddress);