devclass_get_devices
error = devclass_get_devices(dc, &devlp, &devlcnt);
devclass_get_devices(acpi_cst_devclass, &acpi_cst_devices,
error = devclass_get_devices(acpi_pst_devclass, &devices, &ndevices);
devclass_get_devices(acpi_tz_devclass, &devs, &devcount);
if (devclass_get_devices(agp_devclass, &children, &count) != 0)
if (devclass_get_devices(atapi_cam_devclass, &devlist, &devcount)
if (devclass_get_devices(ipmi_devclass, &devs, &count) != 0)
devclass_get_devices(pci_devclass, &pci_devices, &pci_count);
devclass_get_devices(sio_devclass, &devs, &count);
int devclass_get_devices(devclass_t dc, device_t **listp, int *countp);