--- mstools/samples/rpc/whello/whello.idl	2018/08/09 18:20:56	1.1
+++ mstools/samples/rpc/whello/whello.idl	2018/08/09 18:22:02	1.1.1.2
@@ -1,8 +1,8 @@
-[ uuid (12345678-1234-1234-1234-123456789ABC),
-  version (1.0) ]
+[ uuid (2F5F6520-CA46-1067-B319-00DD010662DA),
+  version (1.0),
+  pointer_default(unique)]
 interface whello
-
 {
-void HelloProc([in, string, ref] char * pszString);
+void HelloProc([in, string, ref] unsigned char * pszString);
 void Shutdown(void);
 }