From Debian package 0.0.20090621-1
In Manoj's topic-debadim branch
In Russell's 2010-07-08 patch

Allow dpkg to list ptys (why?)

Index: policy/modules/admin/dpkg.te
===================================================================
--- policy/modules/admin/dpkg.te.orig
+++ policy/modules/admin/dpkg.te
@@ -151,6 +151,8 @@
 # for installing kernel packages
 storage_raw_read_fixed_disk(dpkg_t)
 
+term_list_ptys(dpkg_t)
+
 auth_relabel_all_files_except_auth_files(dpkg_t)
 auth_manage_all_files_except_auth_files(dpkg_t)
 auth_dontaudit_read_shadow(dpkg_t)