$NetBSD: patch-ad,v 1.2 2010/02/13 06:28:21 obache Exp $

--- common/safe_strsig.cc.orig	2009-06-25 16:00:55.000000000 +0000
+++ common/safe_strsig.cc
@@ -19,6 +19,7 @@
 #include <common/ac/stdio.h>
 #include <common/ac/stdlib.h>
 #include <common/ac/string.h>
+#include <common/ac/unistd.h>
 
 #include <common/safe_strsig.h>