#endif
XBT_PUBLIC void sg_actor_set_host(sg_actor_t actor, sg_host_t host);
-XBT_PUBLIC void sg_actor_join(sg_actor_t actor, double timeout);
+XBT_PUBLIC void sg_actor_join(const_sg_actor_t actor, double timeout);
XBT_PUBLIC void sg_actor_kill(sg_actor_t actor);
XBT_PUBLIC void sg_actor_kill_all();
XBT_PUBLIC void sg_actor_set_kill_time(sg_actor_t actor, double kill_time);