$NetBSD: patch-ac,v 1.2 2005/05/26 20:14:21 adrianp Exp $

--- configure.in.orig	2005-05-26 19:42:13.000000000 +0100
+++ configure.in
@@ -159,7 +159,7 @@ dnl ************************************
 dnl Checks for header files.
 dnl ***********************************************************************
 AC_HEADER_STDC
-AC_CHECK_HEADERS(string.h sys/types.h stdint.h netinet/in.h)
+AC_CHECK_HEADERS(string.h sys/types.h stdint.h netinet/in.h bits/ioctls.h)
 
 dnl ***********************************************************************
 dnl Checks for data types.