/**
* Handle to the core service (NULL until we've connected to it).
*/
-struct GNUNET_CORE_Handle *core;
+static struct GNUNET_CORE_Handle *core;
/**
* Handle to the hostlist client's advertisement handler
*/
-GNUNET_CORE_MessageCallback client_adv_handler = NULL;
+static GNUNET_CORE_MessageCallback client_adv_handler = NULL;
/**
* Handle to hostlist client's connect handler
*/
-GNUNET_CORE_ConnectEventHandler client_ch = NULL;
+static GNUNET_CORE_ConnectEventHandler client_ch = NULL;
/**
* Handle to hostlist client's disconnect handler
*/
-GNUNET_CORE_DisconnectEventHandler client_dh = NULL;
+static GNUNET_CORE_DisconnectEventHandler client_dh = NULL;
/**
* Handle to hostlist server's connect handler
*/
-GNUNET_CORE_ConnectEventHandler server_ch = NULL;
+static GNUNET_CORE_ConnectEventHandler server_ch = NULL;
/**
* Handle to hostlist server's disconnect handler
*/
-GNUNET_CORE_DisconnectEventHandler server_dh = NULL;
+static GNUNET_CORE_DisconnectEventHandler server_dh = NULL;
/**
* gnunet-daemon-hostlist command line options.