typedef void(JNICALL *jvmtiEventSingleStep)(jvmtiEnv *jvmti_env
void(* FinalizerFunc)(java_handle_t *h, void *data)
void finalizer_join_thread()
static void * attach_custom_finalizer(java_handle_t *h, FinalizerFunc f, void *data)
bool finalizer_start_thread()
void finalizer_run(void *o, void *p)
static void reinstall_custom_finalizer(java_handle_t *h)