--- spampd.orig	2013-12-09 21:05:43.757669743 +1100
+++ spampd	2013-12-10 05:39:13.299825730 +1100
@@ -898,7 +898,7 @@
 				syslog_facility => 'mail',
 				background => $background,
 				# setsid => 1,
-				pid_file => $pidfile,
+				pid_file => $background ? $pidfile : undef,
 				user => $user,
 				group => $group,
 				max_servers => $children,