Changed NO_IPV6 to USE_IPV6. Also, using inet_ntop() everywhere.
Changed NO_IPV6 to USE_IPV6. Also, using inet_ntop() everywhere.

commshare/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,commshare/civet-webserver,commshare/civet-webserver,commshare/civet-webserver,commshare/civet-webserver,GerHobbelt/civet-webserver,commshare/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,commshare/civet-webserver