100644 blob fc3cbd87358e6281c515f10d70acc693319629e0	DeviceNull.cpp
100644 blob 153a6b29cf4cd4cbe950f52045ba2d373d5da099	DeviceNull.h
100644 blob 476f71f86e6d83e50e5ca1fb362a7e676339a4cc	NullBackend.cpp