Moved UUID type to rpcdce.h, as in the MS RPC headers.
Removed redundant prototype.

diff --git a/include/rpcdce.h b/include/rpcdce.h
index dbaeb2b..8026023 100644
--- a/include/rpcdce.h
+++ b/include/rpcdce.h
@@ -40,6 +40,11 @@
 #include "guiddef.h"
 #endif
 
+#ifndef UUID_DEFINED
+#define UUID_DEFINED
+typedef GUID UUID;
+#endif
+
 typedef void* RPC_AUTH_IDENTITY_HANDLE;
 typedef void* RPC_AUTHZ_HANDLE;
 typedef void* RPC_IF_HANDLE;