Add support so using autoheader to generate autoconf.h, and add
-rw-r--r-- 1106 COPYRIGHT
-rw-r--r-- 1383 CREDITS
-rw-r--r-- 5730 INSTALL
-rw-r--r-- 18083 LICENSE
-rw-r--r-- 1586 Make.inc.in
-rw-r--r-- 3022 Makefile
-rw-r--r-- 4070 README
-rw-r--r-- 13457 acinclude.m4
-rw-r--r-- 254279 aclocal.m4
-rwxr-xr-x 324 autogen.sh
-rwxr-xr-x 43207 config.guess
-rwxr-xr-x 31240 config.sub
-rwxr-xr-x 797073 configure
-rw-r--r-- 26075 configure.in
drwxr-xr-x - debian
drwxr-xr-x - dialup_admin
drwxr-xr-x - doc
-rwxr-xr-x 5598 install-sh
drwxr-xr-x - libltdl
-rwxr-xr-x 96333 ltconfig
-rwxr-xr-x 183935 ltmain.sh
drwxr-xr-x - man
drwxr-xr-x - mibs
-rwxr-xr-x 10270 missing
drwxr-xr-x - raddb
drwxr-xr-x - redhat
drwxr-xr-x - scripts
drwxr-xr-x - share
drwxr-xr-x - src
drwxr-xr-x - suse
drwxr-xr-x - todo