+extern double sg_latency_factor;
+extern double sg_bandwidth_factor;
+extern double sg_weight_S_parameter;
+extern int sg_maxmin_selective_update;
+extern int sg_network_fullduplex;
+#ifdef HAVE_GTNETS
+ extern double sg_gtnets_jitter;
+ extern int sg_gtnets_jitter_seed;
+#endif