_FUTEX_ROBUST_HEAD_NWORDS
uint32_t rhead32[_FUTEX_ROBUST_HEAD_NWORDS];
for (int i = 0; i < _FUTEX_ROBUST_HEAD_NWORDS; i++) {
sizeof(*rhead) * _FUTEX_ROBUST_HEAD_NWORDS);
u_long rhead[_FUTEX_ROBUST_HEAD_NWORDS];
#define _FUTEX_ROBUST_HEAD_SIZE (_FUTEX_ROBUST_HEAD_NWORDS * \
#define _FUTEX_ROBUST_HEAD_SIZE32 (_FUTEX_ROBUST_HEAD_NWORDS * \