> Notice that cutils.o (from Makefile) is built in the root dir, and > cutils.o (from Makefile.user) is built into libuser/ directory.
Ah, since that was the file that was built, that would be a problem with my reasoning. Definitely I saw the following in the log AR libuser.a CC cutils.o error: invalid cutils.o or something like that. > VPATH vs vpath problems? Definitely a possibility. Paolo