[CentOS] Suspend2 rpm for Centos 4.5 and 5.0?

Mon Jun 11 23:37:48 UTC 2007
Robert Moskowitz <rgm at htt-consult.com>

Is there a source for Suspend2 available as an rpm for Centos 4.5 and/or 
5.0?

And to use it would it be necessary to recompile the kernel?