Index: src/examples/flexoff_example.cpp
--- src/examples/flexoff_example.cpp.orig
+++ src/examples/flexoff_example.cpp
@@ -28,6 +28,7 @@ using namespace gloox;
 #include <string>
 
 #include <cstdio> // [s]print[f]
+#include <ctime>
 
 class FlexOffTest : public MessageHandler, ConnectionListener, FlexibleOfflineHandler,
                            LogHandler