Install PECL modules without the prompts

Question

I just installed PHP on Ubuntu Natty from source.

I\'m trying to use PECL to install additional modules like APC and Memcache. I\'m using something like this:

Answer 1

Obinwanne's Hill answer nailed it for me, so I'm not providing anything new here, but the following seems like the absolute shortest also without any fancy tools.

echo '' | pecl install apc