$NetBSD: patch-ah,v 1.1.1.1 2004/03/01 22:46:26 heinz Exp $

--- lib-src/zipios++/src/directory.cpp.orig	Sat Oct  4 00:34:31 2003
+++ lib-src/zipios++/src/directory.cpp
@@ -24,7 +24,7 @@
 
 #include "directory.h"
 
-#if defined(unix) || defined(__unix) || defined(__unix__) || defined(MACOSX)
+#if defined(unix) || defined(__unix) || defined(__unix__) || defined(MACOSX) || defined(__NetBSD__) || defined (__FreeBSD__) || defined (__OpenBSD__)
 #  define BOOST_UNIX 1
 #elif defined(_WINDOWS) || defined(__MINGW32__)
 #  define BOOST_WINNT 1