4 RESULT offsetof (struct pthread, result)
5 TID offsetof (struct pthread, tid)
6 PID offsetof (struct pthread, pid)
7 CANCELHANDLING offsetof (struct pthread, cancelhandling)
8 CLEANUP_JMP_BUF offsetof (struct pthread, cleanup_jmp_buf)
9 MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads)
10 SYSINFO_OFFSET offsetof (tcbhead_t, sysinfo)
11 CLEANUP offsetof (struct pthread, cleanup)
12 CLEANUP_PREV offsetof (struct _pthread_cleanup_buffer, __prev)
13 MUTEX_FUTEX offsetof (pthread_mutex_t, __data.__lock)
14 POINTER_GUARD offsetof (tcbhead_t, pointer_guard)
15 #ifndef __ASSUME_PRIVATE_FUTEX
16 PRIVATE_FUTEX offsetof (tcbhead_t, private_futex)