+ guint32 (*callback)(gpointer arg);
+ gpointer param;
+} ApcInfo;
+
+extern gboolean _wapi_thread_apc_pending (gpointer handle);
+extern gboolean _wapi_thread_cur_apc_pending (void);
+extern gboolean _wapi_thread_dispatch_apc_queue (gpointer handle);
+extern void _wapi_thread_own_mutex (gpointer mutex);
+extern void _wapi_thread_disown_mutex (gpointer mutex);
+extern gpointer _wapi_thread_handle_from_id (pthread_t tid);
+extern void _wapi_thread_set_termination_details (gpointer handle,
+ guint32 exitstatus);
+extern void _wapi_thread_cleanup (void);