case 'D':
opt_domains = 2;
break;
+#ifdef PCI_USE_DNS
case 'q':
opt_query_dns++;
break;
case 'Q':
opt_query_all = 1;
break;
+#else
+ case 'q':
+ case 'Q':
+ die("DNS queries are not available in this version");
+#endif
default:
if (parse_generic_option(i, pacc, optarg))
break;