* bin/autoheader.in ($localdir, $m4, $SIMPLE_BACKUP_SUFFIX):

* bin/autoheader.in ($localdir, $m4, $SIMPLE_BACKUP_SUFFIX):
Remove, dead.
* bin/autoreconf.in (&autoreconf): Do not run gettextize when
`intl' is already present, as it refuses unless --force.
(&parse_args): Use -I, --include instead of the old Autoconf
options.
($localdir, $autoconf_dir): Remove.
(@include): New.
(&maybe_autoreconf): New, to preserve $_ for File::Find.