$NetBSD: patch-an,v 1.1 2006/02/24 20:32:19 joerg Exp $ --- src/flow-header.c.orig 2006-02-24 20:29:49.000000000 +0000 +++ src/flow-header.c @@ -32,6 +32,7 @@ #include <stdio.h> #include <stdlib.h> +#include <unistd.h> void usage(void);