Fix man page re interface labels and add warning when used badly.
diff --git a/src/dnsmasq.c b/src/dnsmasq.c
index 456b0e8..d2cc7cc 100644
--- a/src/dnsmasq.c
+++ b/src/dnsmasq.c
@@ -771,6 +771,8 @@
 
   if (option_bool(OPT_NOWILD))
     warn_bound_listeners();
+  else if (!option_bool(OPT_CLEVERBIND))
+    warn_wild_labels();
 
   warn_int_names();