PJT_ATTR_GETGUARDSIZE
STUB_FUNC2(pthread_attr_getguardsize, PJT_ATTR_GETGUARDSIZE, int, void *, void *)
[PJT_ATTR_GETGUARDSIZE] = {PJT_DUAL_ENTRY(stub_zero)},
[PJT_ATTR_GETGUARDSIZE] = {DUAL_ENTRY(_thr_attr_getguardsize)},