PM_GET_NUM_COMPONENTS
ncomp = ioctl(pm_fd, PM_GET_NUM_COMPONENTS, &pmreq);
{ (uint_t)PM_GET_NUM_COMPONENTS, "PM_GET_NUM_COMPONENTS",
{ (uint_t)PM_GET_NUM_COMPONENTS, "PM_GET_NUM_COMPONENTS",
case PM_GET_NUM_COMPONENTS:
{PM_GET_NUM_COMPONENTS, "PM_GET_NUM_COMPONENTS", 1, PM_REQ, INWHO,