list servers that time out in dig +nssearch

bin/dig/dighost.c

@@ -2983,7 +2983,15 @@ connect_timeout(isc_task_t *task, isc_event_t *event) {
 			check_next_lookup(l);
 		}
 	} else {
-		if (!l->ns_search_only) {
+		if (l->ns_search_only) {
+			isc_netaddr_t netaddr;
+			char buf[ISC_NETADDR_FORMATSIZE];
+
+			isc_netaddr_fromsockaddr(&netaddr, &query->sockaddr);
+			isc_netaddr_format(&netaddr, buf, sizeof(buf));
+
+			printf(";; no response from %s\n", buf);
+		} else {
 			fputs(l->cmdline, stdout);
 			printf(";; connection timed out; no servers could be "
 			       "reached\n");

doc/arm/notes.xml

@@ -108,6 +108,12 @@
 	  [RT #43670]
 	</para>
       </listitem>
+      <listitem>
+	<para>
+	  <command>dig +nssearch</command> will now list name servers
+	  that have timed out, in addition to those that respond. [GL #64]
+	</para>
+      </listitem>
     </itemizedlist>
   </section>