Typedefs starting with `t' in osfmk/kern

• Task osfmk/kern/task.h:209
• task_t osfmk/kern/kern_types.h:68
• Thread_Activation osfmk/kern/thread_act.h:313
• thread_call_data_t osfmk/kern/thread_call_private.h:50
• thread_call_func_t osfmk/kern/thread_call.h:46
• thread_call_param_t osfmk/kern/thread_call.h:43
• thread_call_t osfmk/kern/thread_call.h:42
• thread_pool_t osfmk/kern/thread_pool.h:130
• Thread_Shuttle osfmk/kern/thread.h:367
• thread_shuttle_t osfmk/kern/kern_types.h:67
• thread_t osfmk/kern/kern_types.h:66
• timer_data_t osfmk/kern/timer.h:94
• timer_save_t osfmk/kern/timer.h:120
• timer_t osfmk/kern/timer.h:95