+* Send hunks #3 and #4 of patch-aclocal.m4 to the upstream.
+* Send patch-configure.ac to the upstream.
+* Send patch-libraries-integer-gmp_configure.ac to the upstream.
+* Send patch-rules_hs-suffix-rules-srcdir.mk to the upstream.
+* Modify configure.ac and rules/build-package-data.mk to allow
+ ``--with-curses-{includes,libraries}`` to be passed to the top-level
+ ``configure``, and send a patch to the upstream.
+* Explain about files/bootstrap-main.c and files/capi-wrappers-*.c
+ in this guide, and fix the upstream to throw them away.