diff --git a/contrib/examples/example_app/test_configs/opt_no_udp_ipv6only.h b/contrib/examples/example_app/test_configs/opt_no_udp_ipv6only.h
index 7c751932..0572798b 100644
--- a/contrib/examples/example_app/test_configs/opt_no_udp_ipv6only.h
+++ b/contrib/examples/example_app/test_configs/opt_no_udp_ipv6only.h
@@ -2,6 +2,3 @@
 
 #undef LWIP_UDP
 #define LWIP_UDP 0
-
-#foo
-void x
diff --git a/contrib/ports/unix/example_app/iteropts.sh b/contrib/ports/unix/example_app/iteropts.sh
index 44c0f39a..c844c73c 100755
--- a/contrib/ports/unix/example_app/iteropts.sh
+++ b/contrib/ports/unix/example_app/iteropts.sh
@@ -23,4 +23,5 @@ done
 echo done, cleaning
 make clean > /dev/null
 popd
+echo Exit value: $RETVAL
 exit $RETVAL