ref: d9ff373a3ca08c97227c031a8d43bd7b1eae16cb
dir: /atomics9.h/
long atomic_fetch_add(long *i, long v); long atomic_fetch_sub(long *i, long v); long atomic_fetch_and(long *i, long v); long atomic_fetch_or(long *i, long v); long atomic_fetch_xor(long *i, long v); long atomic_exchange(long *i, long v);