PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR
#ifndef PTHREAD__ATOMIC_IS_MEMBAR