$NetBSD: patch-ag,v 1.1 2006/10/21 11:53:13 agc Exp $

--- ./async/aiod.h.orig	2002-10-29 06:29:02.000000000 +0000
+++ ./async/aiod.h
@@ -32,6 +32,9 @@
 
 struct aiod_req;
 
+class aiod;
+class aiofh;
+
 class aiobuf {
   friend class aiod;
   friend class aiofh;