diff -Nur stanford_wbc-stanford_wbc-1.1.orig/jspace/jspace/test/util.cpp stanford_wbc-stanford_wbc-1.1/jspace/jspace/test/util.cpp
--- stanford_wbc-stanford_wbc-1.1.orig/jspace/jspace/test/util.cpp	2011-04-30 02:20:22.000000000 +0200
+++ stanford_wbc-stanford_wbc-1.1/jspace/jspace/test/util.cpp	2014-09-22 00:45:43.953735687 +0200
@@ -28,6 +28,7 @@
 #include <string.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <unistd.h>
 
 using namespace std;