/usr/share/autoconf2.59/ is in autoconf2.59 2.59+dfsg-0.1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/autoconf2.59/Autom4te/
/usr/share/autoconf2.59/Autom4te/C4che.pm
/usr/share/autoconf2.59/Autom4te/ChannelDefs.pm
/usr/share/autoconf2.59/Autom4te/Channels.pm
/usr/share/autoconf2.59/Autom4te/Configure_ac.pm
/usr/share/autoconf2.59/Autom4te/FileUtils.pm
/usr/share/autoconf2.59/Autom4te/General.pm
/usr/share/autoconf2.59/Autom4te/Request.pm
/usr/share/autoconf2.59/Autom4te/Struct.pm
/usr/share/autoconf2.59/Autom4te/XFile.pm
/usr/share/autoconf2.59/INSTALL
/usr/share/autoconf2.59/autoconf/
/usr/share/autoconf2.59/autoconf/autoconf.m4
/usr/share/autoconf2.59/autoconf/autoconf.m4f
/usr/share/autoconf2.59/autoconf/autoheader.m4
/usr/share/autoconf2.59/autoconf/autoscan.m4
/usr/share/autoconf2.59/autoconf/autotest.m4
/usr/share/autoconf2.59/autoconf/autoupdate.m4
/usr/share/autoconf2.59/autoconf/c.m4
/usr/share/autoconf2.59/autoconf/fortran.m4
/usr/share/autoconf2.59/autoconf/functions.m4
/usr/share/autoconf2.59/autoconf/general.m4
/usr/share/autoconf2.59/autoconf/headers.m4
/usr/share/autoconf2.59/autoconf/lang.m4
/usr/share/autoconf2.59/autoconf/libs.m4
/usr/share/autoconf2.59/autoconf/oldnames.m4
/usr/share/autoconf2.59/autoconf/programs.m4
/usr/share/autoconf2.59/autoconf/specific.m4
/usr/share/autoconf2.59/autoconf/status.m4
/usr/share/autoconf2.59/autoconf/types.m4
/usr/share/autoconf2.59/autom4te.cfg
/usr/share/autoconf2.59/autoscan/
/usr/share/autoconf2.59/autoscan/autoscan.list
/usr/share/autoconf2.59/autotest/
/usr/share/autoconf2.59/autotest/autotest.m4
/usr/share/autoconf2.59/autotest/autotest.m4f
/usr/share/autoconf2.59/autotest/general.m4
/usr/share/autoconf2.59/m4sugar/
/usr/share/autoconf2.59/m4sugar/m4sh.m4
/usr/share/autoconf2.59/m4sugar/m4sh.m4f
/usr/share/autoconf2.59/m4sugar/m4sugar.m4
/usr/share/autoconf2.59/m4sugar/m4sugar.m4f
/usr/share/autoconf2.59/m4sugar/version.m4