GC_thread_exit_proc  546 gc/aix_irix_threads.c     pthread_cleanup_push(GC_thread_exit_proc, 0);
GC_thread_exit_proc 1177 gc/pthread_support.c     pthread_cleanup_push(GC_thread_exit_proc, 0);
GC_thread_exit_proc   20 gc/win32_threads.c   void GC_thread_exit_proc(void *arg);
GC_thread_exit_proc  688 gc/win32_threads.c     pthread_cleanup_push(GC_thread_exit_proc, (void *)me);