Index: src/examples/message_example.cpp
--- src/examples/message_example.cpp.orig
+++ src/examples/message_example.cpp
@@ -37,6 +37,7 @@ using namespace gloox;
 #include <string>
 
 #include <cstdio> // [s]print[f]
+#include <ctime>
 
 #if defined( WIN32 ) || defined( _WIN32 )
 # include <windows.h>