[CentOS] How to disable hal's polling of CD-ROM drive in CentOS 5.1?

On Tuesday 11 December 2007 10:35:01 am Craig White wrote:
> On Tue, 2007-12-11 at 10:29 -0500, Steve Snyder wrote:
> > Given that I hardly ever use the CD-ROM drive, it makes no sense to
> > have hal constantly polling it for new media.
> >
> > How can I disable this polling in CentOS 5.1?
>
> ----
> runlevel 3

I'm already at run level 3.