+clean:
+ @$(MAKE) $(MKFLAGS) -C usr clean -I $(mkinc_dir)
+ @$(MAKE) $(MKFLAGS) -C scripts clean -I $(mkinc_dir)
+ @$(MAKE) $(MKFLAGS) -C tests/units clean
+ @$(MAKE) -f kernel.mk clean -I $(mkinc_dir)
+
+ @rm -rf $(kbuild_dir) || exit 1
+ @rm -rf .builder || exit 1
+
+export CFLAGS=-include $(lbuild_config_h)
+unit-test: $(lbuild_config_h)
+ @$(MAKE) $(MKFLAGS) -C tests/units run
\ No newline at end of file