_thr_attr_getstacksize
__weak_reference(_thr_attr_getstacksize, pthread_attr_getstacksize);
__weak_reference(_thr_attr_getstacksize, _pthread_attr_getstacksize);
[PJT_ATTR_GETSTACKSIZE] = {DUAL_ENTRY(_thr_attr_getstacksize)},
int _thr_attr_getstacksize(const pthread_attr_t * __restrict,