--- exim-4.63/src/configure.default~	2006-09-03 15:02:28.000000000 -0700
+++ exim-4.63/src/configure.default	2006-09-03 15:46:53.000000000 -0700
@@ -680,6 +680,12 @@ userforward:
   pipe_transport = address_pipe
   reply_transport = address_reply
 
+procmail:
+  driver = accept
+  check_local_user
+  require_files = ${local_part}:+${home}/.procmailrc:/usr/bin/procmail
+  transport = procmail
+  no_verify
 
 # This router matches local user mailboxes. If the router fails, the error
 # message is "Unknown user".
@@ -717,6 +723,16 @@ begin transports
 remote_smtp:
   driver = smtp
 
+# This transport invokes procmail to deliver mail
+procmail:
+  driver = pipe
+  command = "/usr/bin/procmail -d $local_part"
+  return_path_add
+  delivery_date_add
+  envelope_to_add
+  user = $local_part
+  initgroups
+  return_output
 
 # This transport is used for local delivery to user mailboxes in traditional
 # BSD mailbox format. By default it will be run under the uid and gid of the