gentoo-selinux-policies/dovecot_additional.te

policy_module(dovecot_additional, 0.0.4)

require {
  type dovecot_deliver_exec_t;
  type dovecot_deliver_t;
  type dovecot_t;
  type mail_spool_t;
}

mta_manage_spool(dovecot_deliver_t)
allow dovecot_t mail_spool_t:file map;
allow dovecot_deliver_t mail_spool_t:file map;