Index: trunk/wifidog/src/ping_thread.h
===================================================================
--- trunk/wifidog/src/ping_thread.h	(revision 182)
+++ trunk/wifidog/src/ping_thread.h	(revision 486)
@@ -28,4 +28,6 @@
 #define _PING_THREAD_H_
 
+#define MINIMUM_STARTED_TIME 1041379200 /* 2003-01-01 */
+
 /** @brief Periodically checks on the auth server to see if it's alive. */
 void thread_ping(void *arg);