2010-02-23 Eric Blake <eblake@redhat.com>
+ warn-on-use: work with old autoconf
+ * m4/warn-on-use.m4 (gl_WARN_ON_USE_PREPARE): Accomodate older
+ AS_VAR semantics of autoconf 2.60.
+ Reported by Bruno Haible.
+
bootstrap: improve some comments
* build-aux/bootstrap: Drop unneeded emacs hint. Add some
clarification comments.