diff -up ./c++/drivers/base/src/SickBufferMonitor.hh.fixbuild ./c++/drivers/base/src/SickBufferMonitor.hh
--- ./c++/drivers/base/src/SickBufferMonitor.hh.fixbuild 2012-06-05 00:29:35.811240422 -0400
+++ ./c++/drivers/base/src/SickBufferMonitor.hh 2012-06-05 00:29:47.618715078 -0400
@@ -19,6 +19,7 @@
/* Dependencies */
#include <iostream>
#include <pthread.h>
+#include <unistd.h>
#include "SickException.hh"
/* Associate the namespace */
diff -up ./c++/drivers/base/src/SickLIDAR.hh.fixbuild ./c++/drivers/base/src/SickLIDAR.hh
--- ./c++/drivers/base/src/SickLIDAR.hh.fixbuild 2012-06-05 00:30:27.465333978 -0400
+++ ./c++/drivers/base/src/SickLIDAR.hh 2012-06-05 00:30:48.265187681 -0400
@@ -31,6 +31,7 @@
#define SICK_LIDAR
/* Definition dependencies */
+#include <unistd.h>
#include <new>
#include <string>
#include <iomanip>