char *addr;
char buffer[INET6_ADDRSTRLEN];
...
+ /*
+ * Main Body
+ */
if ((argc - optind) != 1) {
printf("Wrong number of arguments %d\n", argc - optind);
usage();
}
+ /* get resolution */
data = gethostbyname(argv[1]);
if (data == NULL) {
herror("Errore di risoluzione");