运行phpize时出现:Cannot find autoconf. Please check your autoconf installation

运行/usr/local/php/bin/phpize时出现 Cannot find autoconf. Please check your autoconf installation:

Configuring for:
PHP Api Version:         20041225
Zend Module Api No:      20060613
Zend Extension Api No:   220060519
Cannot find autoconf. Please check your autoconf installation and the
$PHP_AUTOCONF environment variable. Then, rerun this script.

根据网上的解决办法是:

cd /usr/src
wget http://ftp.gnu.org/gnu/m4/m4-1.4.16.tar.gz
tar -zvxf m4-1.4.16.tar.gz
cd m4-1.4.16/
./configure && make && make install
cd ../
wget http://ftp.gnu.org/gnu/autoconf/autoconf-2.69.tar.gz
tar -zvxf autoconf-2.69.tar.gz
cd autoconf-2.69/
./configure && make && make install
2012-06-06 10:29229phpizePHPquestionerror