Index: /trunk/src/VBox/Main/ConsoleVRDPServer.cpp
===================================================================
--- /trunk/src/VBox/Main/ConsoleVRDPServer.cpp	(revision 25631)
+++ /trunk/src/VBox/Main/ConsoleVRDPServer.cpp	(revision 25632)
@@ -1436,5 +1436,9 @@
         LogRel(("VRDPAUTH: ConsoleVRDPServer::Authenticate: loading external authentication library '%ls'\n", authLibrary.raw()));
 
+#ifdef RT_OS_DARWIN
+        int rc = RTLdrLoadAppPriv (filename.raw(), &mAuthLibrary);
+#else /* RT_OS_DARWIN */
         int rc = RTLdrLoad (filename.raw(), &mAuthLibrary);
+#endif /* RT_OS_DARWIN */
         if (RT_FAILURE(rc))
             LogRel(("VRDPAUTH: Failed to load external authentication library. Error code: %Rrc\n", rc));