int
send(int to, int from, int count)
{
    int n = (count + 7) / 8;
    switch (count % 8) {
    case 0: do { to = from++;
    case 7:      to = from++;
    case 6:      to = from++;
    case 5:      to = from++;
    case 4:      to = from++;
    case 3:      to = from++;
    case 2:      to = from++;
    case 1:      to = from++;
            } while (--n > 0);
    }
}

int main(void)
{
}