Making procmail the local delivery agent

I hope I said that right.. I am looking for a howto/link/.. to explain how to
make procmail the delivery agent with sendmail.

TIA
-- 
-------------------------------------------------------------------
Ron Rosson                      ... and a UNIX user said ...
The InSaNe One                             rm -rf *
insane(_at_)oneinsane(_dot_)net         and all was null and void
-------------------------------------------------------------------
    It's so nice to be insane, nobody asks you to explain.