From d1e4e6e812a99274aa85a29c16093b87bebaa499 Mon Sep 17 00:00:00 2001
From: Jon Siwek <jsiwek@ncsa.illinois.edu>
Date: Wed, 6 Jun 2012 16:11:23 -0500
Subject: [PATCH] Include header for usleep(), caused compile failure on
 Archlinux.

---
 src/threading/MsgThread.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/threading/MsgThread.cc b/src/threading/MsgThread.cc
index c3f694cdc1..6a3d496325 100644
--- a/src/threading/MsgThread.cc
+++ b/src/threading/MsgThread.cc
@@ -4,6 +4,8 @@
 #include "MsgThread.h"
 #include "Manager.h"
 
+#include <unistd.h>
+
 using namespace threading;
 
 namespace threading  {