SND_CNT
for (i = 0; i < BITS_TO_LONGS(SND_CNT); i++)
[EV_SND] = SND_CNT,
vi->idev->sndbit, SND_CNT);
unsigned long sndbit[BITS_TO_LONGS(SND_CNT)];
unsigned long snd[BITS_TO_LONGS(SND_CNT)];