1 files changed, 2 insertions, 0 deletions
diff --git a/int2fwin.h b/int2fwin.h
index 255cdd7..abd5f2e 100644
--- a/int2fwin.h
+++ b/int2fwin.h
@@ -45,6 +45,8 @@ enum int2f_functions
 {
 	/** Notification sent when Windows386 is starting up. */
 	INT2F_NOTIFY_WIN386_STARTUP    = 0x1605,
+	/** Notification sent when Windows386 is terminating. */
+	INT2F_NOTIFY_WIN386_SHUTDOWN   = 0x1606,
 	/** Notification sent by a VxD that wants to invoke a function in a real-mode driver. */
 	INT2F_NOTIFY_DEVICE_CALLOUT    = 0x1607,