... checking whether /bin/sh -n is known to work... no checking for characters that cannot appear in file names... none checking whether directories can have trailing spaces... yes checking for expr... /usr/bin/expr checking for GNU M4 that supports accurate traces... configure: error: no acceptable m4 could be found in $PATH. GNU M4 1.4.6 or later is required; 1.4.13 is recommended make: *** [/srv/buildroot/output/stamps/host_autoconf_configured] Error 1 root@r61:/srv/buildroot# root@r61:/srv/buildroot# m4 --version m4 (GNU M4) 1.4.13 Copyright (C) 2009 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Written by Rene' Seindal. root@r61:/srv/buildroot#
This seems to be the same issue as in #679. Could you try changing the version number at the top of package/autoconf/autoconf.mk to 2.63 instead and try again? *** This bug has been marked as a duplicate of bug 679 ***
it seems to be working...