NAME

       autoupdate - Update a configure.in to a newer Autoconf

SYNOPSIS

       autoupdate [OPTION] ...  [TEMPLATE-FILE...]

DESCRIPTION

       Update   the   TEMPLATE-FILE...   if   given,   or  `configure.ac'  if  present,  or  else
       `configure.in', to the syntax of the current version of Autoconf.  The original files  are
       backed up.

   Operation modes:
       -h, --help
              print this help, then exit

       -V, --version
              print version number, then exit

       -v, --verbose
              verbosely report processing

       -d, --debug
              don't remove temporary files

   Library directories:
       -A, --autoconf-dir=ACDIR
              Autoconf's macro files location (rarely needed)

       -l, --localdir=DIR
              location of `aclocal.m4'

   Environment variables:
       M4     GNU M4 1.4 or above

       AUTOCONF
              autoconf 2.52.20150926

AUTHOR

       Written by David J. MacKenzie and Akim Demaille.

REPORTING BUGS

       Report bugs to <dickey@invisible-island.net>.

COPYRIGHT

       Copyright 1994, 1999, 2000, 2001 Free Software Foundation, Inc.
       This  is  free software; see the source for copying conditions.  There is NO warranty; not
       even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

SEE ALSO

       autoconf(1),  automake(1),  autoreconf(1),  autoupdate(1),   autoheader(1),   autoscan(1),
       config.guess(1), config.sub(1), ifnames(1), libtool(1).

       The  full documentation for autoupdate is maintained as a Texinfo manual.  If the info and
       autoupdate programs are properly installed at your site, the command

              info autoupdate

       should give you access to the complete manual.