configure: error: PDO_MYSQL configure failed. Please check config.log for more information
./configure
--enable-pdo --with-pdo-mysql=/usr/sbin/mysql_config 即可
正常安装语句：
./configure --prefix=/usr/local/php --with-mysql --enable-pdo --with-pdo-mysql=/usr/sbin/mysql_config --with-apxs2=/usr/local/apache2/bin/apxs --with-libxml-dir=/usr/local --with-mysql-sock=/tmp/ --with-zlib-dir