message: Allow coordination between sub-makes.
  As all sub-Makefiles build a single file each, this currently doesn't change
  anything -- except for fixing a warning.  In the future, it will allow
  parallel builds.
diff: @@ -68,8 +68,8 @@ all: $(EXE) lib
  lib: libPCM.a
  daemon-binaries:
  - make -C daemon/daemon/Debug
  - make -C daemon/client/Debug
  + $(MAKE) -C daemon/daemon/Debug
  + $(MAKE) -C daemon/client/Debug
  klocwork: $(EXE)
  @@ -153,6 +153,6 @@ endif
  clean:
  rm -rf *.x *.o *~ *.d *.a *.so
  ifeq ($(UNAME), Linux)
  - make -C daemon/daemon/Debug clean
  - make -C daemon/client/Debug clean
  + $(MAKE) -C daemon/daemon/Debug clean
  + $(MAKE) -C daemon/client/Debug clean
  endif
  