--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mingw-5.1.4/win32/include/idispids.h	Fri Apr 03 17:16:45 2009 +0100
@@ -0,0 +1,10 @@
+#ifndef _IDISPIDS_H
+#define _IDISPIDS_H
+#if __GNUC__ >=3
+#pragma GCC system_header
+#endif
+
+#define DISPID_AMBIENT_OFFLINEIFNOTCONNECTED (-5501)
+#define DISPID_AMBIENT_SILENT (-5502)
+
+#endif