Can AskBot forward all new questions into a IRC channel?
Not out of the box, but it can be configured to do that.
The repository version (not released at the moment) has the "new_question_posted" signal, which can be connected to the IRC channel or something else.
You can create a bot that reads the RSS feed from the site and post to IRC when it gets a new element or you can connect it with the signal as @Evgeny's answer.
There are a few irc bots projects written in python like bosnobot or pythonircbot that you can use for this.
To enter a block of code: