Here is an interesting one

[Ivan Gyurdiev]

--- snmpd.te    2005-03-05 00:13:17.000000000 -0500
+++ snmpd.new   2005-03-05 00:13:46.000000000 -0500
@@ -45,6 +45,7 @@
 allow snmpd_t proc_t:dir search;
 allow snmpd_t proc_t:file r_file_perms;
 allow snmpd_t self:file { getattr read };
+allow snmpd_t self:fifo_file { read write };

 ifdef(`distro_redhat', `
 ifdef(`rpm.te', `

-- 
Ivan Gyurdiev <ivg2 at cornell.edu>
Cornell University