extern void interrupt_init();
extern void fake_foreign_function_call(os_context_t* context);
extern void undo_fake_foreign_function_call(os_context_t* context);
+extern void arrange_return_to_lisp_function(os_context_t *, lispobj);
extern void interrupt_handle_now(int, siginfo_t*, void*);
extern void interrupt_handle_pending(os_context_t*);
extern void interrupt_internal_error(int, siginfo_t*, os_context_t*,
boolean continuable);
-extern boolean handle_control_stack_guard_triggered(os_context_t *,void *);
+extern boolean handle_guard_page_triggered(os_context_t *,void *);
extern boolean interrupt_maybe_gc(int, siginfo_t*, void*);
#ifdef LISP_FEATURE_SB_THREAD
extern void interrupt_thread_handler(int, siginfo_t*, void*);
extern void sig_stop_for_gc_handler(int, siginfo_t*, void*);
+extern void thread_exit_handler(int, siginfo_t*, void*);
#endif
extern void undoably_install_low_level_interrupt_handler (int signal,
void