sourcefile + fixed suffix "_[A|C|CPP|CXX]FLAGS" apps/examples/hello/Makefile: $(SRCDIR)/hello_main.c_CFLAGS = -DTEST
README.txt ^^^^^^^^^^ ostest.zfpproj is a simple ZDS-II project that will allow you to use the ZDS-II debugger. Before using, copy the following files from the toplevel directory: nuttx.hex, nuttx.map, nuttx.lod to this directory as: ostest.hex, ostest.map, ostest.lod