atomic_and_ulong
atomic_and_ulong((volatile ulong_t *)(_p), (ulong_t)(_v))
extern void atomic_and_ulong(volatile ulong_t *, ulong_t);
{ atomic_and_ulong(&(BT_WIM(bitmap, bitindex)), ~BT_BIW(bitindex)); }
atomic_and_ulong(((volatile ulong_t *)(void *)(p)) + ((b) >> 6), \
atomic_and_ulong(maskp, ~bit);
atomic_and_ulong(maskp, ~bit);
atomic_and_ulong(ulp, ~(1ul << evb));
atomic_and_ulong(pendp, ~(1ul << ev));
__ATOMIC_OPXX(atomic_and_ulong, ulong_t, ulong_t, "and" SUF_LONG, "r")