[root@~]# pecl install uploadprogress
WARNING: channel "pecl.php.net" has updated its protocols, use "channel-update pecl.php.net" to update
downloading uploadprogress-1.0.1.tgz ...
Starting to download uploadprogress-1.0.1.tgz (8,536 bytes)
.....done: 8,536 bytes

Warning: strtotime(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'America/Denver' for 'MST/-7.0/no DST' instead in PEAR/Validate.php on line 489

Warning: strtotime(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'America/Denver' for 'MST/-7.0/no DST' instead in /usr/share/pear/PEAR/Validate.php on line 489
4 source files, building
running: phpize
Configuring for:
PHP Api Version:         20090626
Zend Module Api No:      20090626
Zend Extension Api No:   220090626
/usr/bin/phpize: /var/tmp/uploadprogress/build/shtool: /bin/sh: bad interpreter: Permission denied
Cannot find autoconf. Please check your autoconf installation and the
$PHP_AUTOCONF environment variable. Then, rerun this script.

ERROR: `phpize' failed

[root@~]# yum -y install php-devel
Loaded plugins: fastestmirror, priorities
Loading mirror speeds from cached hostfile
 * atomic: www4.atomicorp.com
 * rpmforge: fr2.rpmfind.net
702 packages excluded due to repository priority protections
Setting up Install Process
Package php-devel-5.3.6-3.el5.art.x86_64 already installed and latest version
Package php-devel-5.3.6-3.el5.art.i386 already installed and latest version
Nothing to do

[root@~]# yum install autoconf automake gcc-c++ make
Loaded plugins: fastestmirror, priorities
Loading mirror speeds from cached hostfile
 * atomic: www4.atomicorp.com
 * rpmforge: fr2.rpmfind.net
702 packages excluded due to repository priority protections
Setting up Install Process
Package autoconf-2.59-12.noarch already installed and latest version
Package automake-1.9.6-2.3.el5.noarch already installed and latest version
Package gcc-c++-4.1.2-50.el5.x86_64 already installed and latest version
Package 1:make-3.81-3.el5.x86_64 already installed and latest version
Nothing to do