-SG_BEGIN_DECL()
-/* Actions and models are highly connected structures... */
-
-/* user-visible parameters */
-extern XBT_PRIVATE double sg_tcp_gamma;
-extern XBT_PRIVATE double sg_sender_gap;
-extern XBT_PRIVATE double sg_latency_factor;
-extern XBT_PRIVATE double sg_bandwidth_factor;
-extern XBT_PRIVATE double sg_weight_S_parameter;
-extern XBT_PRIVATE int sg_network_crosstraffic;
-