+define newline
+
+
+endef
+
+__tr_list = $(join $(join $(1),$(foreach char,$(1),$(comma))),$(2))
+__tr_head_stripped = $(subst $(space),,$(foreach cv,$(call __tr_list,$(1),$(2)),$$$(paren_left)subst$(cv)$(comma)))
+__tr_head = $(subst $(paren_left)subst,$(paren_left)subst$(space),$(__tr_head_stripped))
+__tr_tail = $(subst $(space),,$(foreach cv,$(1),$(paren_right)))
+__tr_template = $(__tr_head)$$(1)$(__tr_tail)
+
+$(eval toupper = $(call __tr_template,$(chars_lower),$(chars_upper)))
+$(eval tolower = $(call __tr_template,$(chars_upper),$(chars_lower)))
+
+version_abbrev = $(if $(if $(CHECK),,$(DUMP)),$(1),$(shell printf '%.8s' $(1)))
+