+define __gen_config
+ @echo restarting configuration...
+ @$(LBUILD) --gen-config $(lbuild_dir)
+endef
+
+define __gen_build
+ @echo restarting configuration...
+ @$(LBUILD) --gen-build $(lbuild_dir)
+endef
+
+define __gen_both
+ @echo restarting configuration...
+ @$(LBUILD) --gen-build --gen-config $(lbuild_dir)
+endef