extern void task_set_main_thread_qos(task_t task, thread_t main_thread);
extern void proc_set_task_spawnpolicy(task_t task, int apptype, int qos_clamp, int role,
ipc_port_t * portwatch_ports, int portwatch_count);
+extern void proc_inherit_task_role(task_t new_task, task_t old_task);
/* IO Throttle tiers */
#define THROTTLE_LEVEL_NONE -1