power_status
power_status(ctl_fd, 0, &reply.batterystate);
power_status(ctl_fd, 1, 0);
power_status(ctl_fd, 1, &pinfo);
status = power_status(ctl_fd, 0, 0);
power_status(ctl_fd, 0, &pinfo);
(power_status(ctl_fd, 0, 0) & POWER_STATUS_ACON)) {
static int power_status (int fd, int force, struct apm_power_info *pinfo);