$NetBSD$

--- nucleo/helpers/Phone.cxx.orig	2007-06-12 15:00:07.000000000 +0000
+++ nucleo/helpers/Phone.cxx
@@ -18,6 +18,7 @@
 #include <fcntl.h>
 #include <sys/ioctl.h>
 #include <errno.h>
+#include <unistd.h>
 
 #include <iostream>
 #include <sstream>
