-XBT_PUBLIC(int) TRACE_start ();
-XBT_PUBLIC(int) TRACE_end ();
-XBT_PUBLIC(void) TRACE_global_init(int *argc, char **argv);
-XBT_PUBLIC(void) TRACE_help(int detailed);
-XBT_PUBLIC(void) TRACE_surf_resource_utilization_alloc();
-XBT_PUBLIC(void) TRACE_surf_resource_utilization_release();
+XBT_PUBLIC int TRACE_start();
+XBT_PUBLIC int TRACE_end();
+XBT_PUBLIC void TRACE_global_init();
+XBT_PUBLIC void TRACE_help(int detailed);