$NetBSD: patch-aa,v 1.1 2013/10/03 11:15:39 drochner Exp $

--- examples/read/read.cpp.orig	2009-03-11 15:29:44 +0200
+++ examples/read/read.cpp	2009-03-11 15:35:35 +0200
@@ -56,6 +56,9 @@
 #  define PORT_GETCWD _getcwd
 # endif
 #else
+extern "C" {
+#include <unistd.h>
+}
 # define PORT_PATH_MAX PATH_MAX
 # define DIR_SEPERATOR '/'
 # define uriFilenameToUriString uriUnixFilenameToUriStringA