On 07/01/2012 04:40 PM, Bruno Haible wrote: > I would therefore propose (b), that is, to bump the required Autoconf > version in the DEPENDENCIES file and gnulib-tool to 2.64.
Given your description of the hassles involved in supporting older Autoconf versions, this seems like the better way to go. Thanks for looking into it. For what it's worth, Emacs (which is pretty conservative about this sort of thing) requires Autoconf 2.65 or later.