/* This function simply sends an IOCTL to the driver, which in turn ticks the PC Watchdog card to reset its internal timer so it doesn't trigger a computer reset.  */
static void keep_alive(void)
/* This function simply sends an IOCTL to the driver, which in turn ticks the PC Watchdog card to reset its internal timer so it doesn't trigger a computer reset.  */
static void keep_alive(void)
{
    int dummy;
    ioctl(fd, WDIOC_KEEPALIVE, &dummy);
}