Over in Fedora-land they're trying to institute support for ARM64, which among other things means autoconf 2.69 or later: http://lists.fedoraproject.org/pipermail/devel/2013-February/178273.html
We are behind the curve. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers