--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/samples/sample.yml2	Mon Jul 11 23:15:28 2016 +0200
@@ -0,0 +1,7 @@
+include idl.yml2
+
+module blub {
+    interface bla {
+        int f(in long a, out long b);
+    }
+}