- Provide lobby provider COM object header file and stub implementation
- Break out dpl and dp service provider intialization
- Add missing definition of E_PENDING
- Resolve a few fixmes
- Fix includes for dplay.h

diff --git a/include/objbase.h b/include/objbase.h
index af22e36..52c04ab 100644
--- a/include/objbase.h
+++ b/include/objbase.h
@@ -26,7 +26,9 @@
 #include <stdlib.h>
 #endif
 
+#ifndef INITGUID
 #include "cguid.h"
+#endif
 
 #ifdef __cplusplus
 extern "C" {