acx to version 19, Fix ACX_MALLOC for redefined malloc error, Fix GETADDRINFO_WITH_INCLUDES to add -lws2_32.
acx to version 19,
Fix ACX_MALLOC for redefined malloc error,
Fix GETADDRINFO_WITH_INCLUDES to add -lws2_32.


benlaurie/ldns,benlaurie/ldns,gegenschall/ldns,threatstack/libldns,NLnetLabs/ldns,threatstack/libldns,benlaurie/ldns,gegenschall/ldns,NLnetLabs/ldns,NLnetLabs/ldns,threatstack/libldns,benlaurie/ldns,gegenschall/ldns,NLnetLabs/ldns,threatstack/libldns,gegenschall/ldns,threatstack/libldns