$OpenBSD: patch-src_preferences_cpp,v 1.1 2009/11/11 16:01:34 jasper Exp $
--- src/preferences.cpp.orig	Fri Jun 12 15:30:32 2009
+++ src/preferences.cpp	Fri Jun 12 15:30:52 2009
@@ -31,6 +31,8 @@
 
 #include <sys/stat.h> // for setting the permissions of the preferences file
 
+#include <unistd.h>
+
 namespace {
 
 bool colour_cursors = false;
