-#ifdef USE_THREADS
-
-PERLVAR(oursv, SV *)
-PERLVAR(cvcache, HV *)
-PERLVAR(self, perl_os_thread) /* Underlying thread object */
-PERLVAR(flags, U32)
-PERLVAR(threadsv, AV *) /* Per-thread SVs ($_, $@ etc.) */
-PERLVAR(threadsvp, SV **) /* AvARRAY(threadsv) */
-PERLVAR(specific, AV *) /* Thread-specific user data */
-PERLVAR(errsv, SV *) /* Backing SV for $@ */
-PERLVAR(mutex, perl_mutex) /* For the fields others can change */
-PERLVAR(tid, U32)
-PERLVAR(prev, struct perl_thread *)
-PERLVAR(next, struct perl_thread *)
- /* Circular linked list of threads */
-
-#ifdef HAVE_THREAD_INTERN
-PERLVAR(i, struct thread_intern)
- /* Platform-dependent internals */
-#endif
-
-PERLVAR(trailing_nul, char) /* For the sake of thrsv and oursv */