100644 blob 7024c7a1cd46ad6e5ba78522c38de2954a655ee2	DeviceNull.cpp
100644 blob 17e7756568c91bdac1d7d481146c1b2236c3bdc3	DeviceNull.h
100644 blob a48dcdccc4e9dbfca755a64123ea1204da6e0c32	NullBackend.cpp