avrt: Add initial stub implementation.
diff --git a/include/avrt.h b/include/avrt.h
index 691d36a..2d0ab09 100644
--- a/include/avrt.h
+++ b/include/avrt.h
@@ -57,7 +57,7 @@
     LPCSTR TaskName);
 BOOL WINAPI AvRtCreateThreadOrderingGroupExW(
     PHANDLE Context, PLARGE_INTEGER Period,
-    GUID *ThreadOrderingGuid, PLARGE_INTEGER Timeout
+    GUID *ThreadOrderingGuid, PLARGE_INTEGER Timeout,
     LPCSTR TaskName);
 #define AvRtCreateThreadOrderingGroupEx WINELIB_NAME_AW(AvRtCreateThreadOrderingGroupEx)