--- valkyrie-2.0.0-orig/src/utils/vk_utils.cpp	2010-10-20 23:23:29.000000000 +1100
+++ valkyrie-2.0.0/src/utils/vk_utils.cpp	2012-10-06 09:54:12.960312714 +1000
@@ -22,6 +22,7 @@
 #include "utils/vk_config.h"        // vkname()
 
 #include <cstdlib>                  // exit, mkstemp, free/malloc, etc
+#include <unistd.h>                 // getpid
 
 #include <QDateTime>
 #include <QFile>