From Debian package 0.2.20100524-5
0077-courier-policy-adjustments-Label-courier-socket-file.patch (part of)

  * Label courier socket files as courier_var_run_t

Labelling of sockets was done upstream in 2aa70bc0 (2011-03-09)
Label of authdaemond was merged upstream in contrib 11388469 (2011-11-16)

Index: policy/modules/contrib/courier.te
===================================================================
--- policy/modules/contrib/courier.te.orig
+++ policy/modules/contrib/courier.te
@@ -24,6 +24,7 @@
 
 type courier_var_run_t;
 files_pid_file(courier_var_run_t)
+files_pid_filetrans(courier_authdaemon_t, courier_var_run_t, { file sock_file })
 
 type courier_exec_t;
 mta_agent_executable(courier_exec_t)
@@ -33,6 +34,7 @@
 
 courier_domain_template(sqwebmail)
 typealias courier_sqwebmail_exec_t alias sqwebmail_cron_exec_t;
+files_pid_filetrans(courier_sqwebmail_t, courier_var_run_t, { file sock_file })
 
 manage_files_pattern(courier_sqwebmail_t, courier_sqwebmail_cache_t, courier_sqwebmail_cache_t)