MSG_process_create("emigrant", emigrant, NULL, MSG_get_host_by_name("Jacquelin"));
MSG_process_create("policeman", policeman, NULL, MSG_get_host_by_name("Boivin"));
MSG_process_create("emigrant", emigrant, NULL, MSG_get_host_by_name("Jacquelin"));
MSG_process_create("policeman", policeman, NULL, MSG_get_host_by_name("Boivin"));