+## Not strictly necessary, but speeds things up a bit by stopping
+## the info-dir rule from running when not needed.
+## Hopefully doc/misc/*.texi is not too long for some systems?
+info_dir_deps = ${srcdir}/build-aux/dir_top \
+ ${srcdir}/doc/emacs/emacs.texi \
+ ${srcdir}/doc/lispintro/emacs-lisp-intro.texi \
+ ${srcdir}/doc/lispref/elisp.texi ${srcdir}/doc/misc/*.texi
+