I just got this error when trying to compile reactos:
reub2000@reub2000 ~/reactos $ svn up && make
clean && make
At revision 20661.
[CC] tools/rbuild/backend/msvc/vcprojmaker.cpp
[CC] tools/rbuild/module.cpp
[LD] output-i386/tools/rbuild/rbuild
[NCI] ntoskrnl/include/internal/napi.h
make: *** No rule to make target `drivers/net/npf/npf.xml', needed by
`makefile.auto'. Stop.