buildconf stopped working for me

Haven't built HEAD on Linux for a while but when I tried today buildconf didn't like my autoconf: sb@wopr-mobile php-5.1 % ./buildconf using default Zend directory buildconf: checking installation... buildconf: autoconf version 2.13 (ok) buildconf: libtool version 1.5.10 (ok) rebuilding aclocal.m4 rebuilding configure FATAL ERROR: Autoconf version 2.50 or higher is required for this script rebuilding acconfig.h rebuilding main/php_config.h.in FATAL ERROR: Autoconf version 2.50 or higher is required for this script This is on a Gentoo Linux (~x86) box that has, as part of the standard toolchain, both autoconf 2.13 and 2.59 installed which are wrapped by autoconf-wrapper. -- Sebastian Bergmann http://www.sebastian-bergmann.de/ GnuPG Key: 0xB85B5D69 / 27A7 2B14 09E4 98CD 6277 0E5B 6867 C514 B85B 5D69