+if HAVE_GROFF
+ALL_LOCAL += manpage-check
+manpage-check: $(MANS) $(MAN_FRAGMENTS)
+ @manpages=; \
+ for d in $(MANS); do \
+ manpages="$$manpages `test -f $$d || echo $(VPATH)/`$$d"; \
+ done; \
+ LANG=en_US.UTF-8 groff -w mac -w delim -w escape -w input -w missing -w tab -T utf8 -man -p -z $$manpages && touch $@
+CLEANFILES += manpage-check
+endif
+