Use local variables to test that functionality.

bird.conf

@@ -11,8 +11,10 @@ define xyzzy = 120+10;
 function callme ( int arg1; int arg2 )
 int local1;
 int local2;
+int i;
 {
 	print "Function callme called arguments " arg1 " and " arg2;
+	i = arg2;
 
 	case arg1 {
 	2: print "dva"; print "jeste jednou dva";
@@ -64,6 +66,9 @@ int j;
 	print "This route was from " rta.from;
 	j = 7;
 	j = 17;
+	if rta.rip_metric > 15 then
+		print "RIP Metric is more than infinity";
+
 	accept;
 }