From 5a7d30ea849472c1479fa47eebd8dcf1bafc4978 Mon Sep 17 00:00:00 2001
From: Matteo Cypriani <matteo.cypriani@uqat.ca>
Date: Wed, 1 May 2013 13:41:05 -0400
Subject: [PATCH] [Positioner] InputUDPSocket: include unistd.h

Fixes compilation on DragonFly.
---
 owlps-positioner/src/inputudpsocket.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/owlps-positioner/src/inputudpsocket.cc b/owlps-positioner/src/inputudpsocket.cc
index 0439f34..e1d7070 100644
--- a/owlps-positioner/src/inputudpsocket.cc
+++ b/owlps-positioner/src/inputudpsocket.cc
@@ -48,6 +48,7 @@
 
 #include <iostream>
 #include <cstdio> // For perror()
+#include <unistd.h> // For close()
 #include <arpa/inet.h> // For inet_ntop()
 #include <boost/tr1/unordered_map.hpp>