GetNextDevice
status_t GetNextDevice(BDiskDevice* device);
while (roster.GetNextDevice(&device) == B_OK) {
while (diskDeviceRoster.GetNextDevice(&device) == B_OK) {
while (roster.GetNextDevice(&device) == B_OK) {
while (roster.GetNextDevice(&device) == B_OK) {
while (roster.GetNextDevice(&device) == B_OK) {
status_t status = roster.GetNextDevice(device);
while (!terminatedEarly && GetNextDevice(useDevice) == B_OK)
while (GetNextDevice(useDevice) == B_OK) {