atomic_dec_int_nv
#define atomic_dec_int_nv(_p) _atomic_dec_int_nv((_p))
#define atomic_dec_int_nv(_p) _atomic_addic_int_nv((_p), -1)
#define atomic_dec_int_nv(_p) _atomic_addic_int_nv((_p), -1)
#define atomic_dec_int_nv(_p) atomic_sub_int_nv((_p), 1)