TESTR(r, pthread_setspecific(k2, 0), "failed to clear tsd");
TESTR(r, pthread_key_delete(k1), "failed to destroy key");
TESTR(r, pthread_key_delete(k2), "failed to destroy key");
TESTR(r, pthread_setspecific(k2, 0), "failed to clear tsd");
TESTR(r, pthread_key_delete(k1), "failed to destroy key");
TESTR(r, pthread_key_delete(k2), "failed to destroy key");