-$(DOCNAME).dvi: $(SRC)
- @TEX=ptex texi2dvi -q --texinfo=@afourpaper -o $@ $<
- @rm -rf $(DOCNAME).aux $(DOCNAME).cp $(DOCNAME).cps $(DOCNAME).fn $(DOCNAME).ky $(DOCNAME).log $(DOCNAME).pg $(DOCNAME).pgs $(DOCNAME).tmp $(DOCNAME).toc $(DOCNAME).tp $(DOCNAME).vr
+# makeで作成されたドキュメントはすべて削除
+distclean: clean texinfo-distclean
+ $(RM) install.txt *.info *.html *_html *.pdf