Notes on upgrading from an older release
========================================
+o Upgrading from a version prior to 1.6.8:
+
+ Prior to sudo 1.6.8, if /var/run did not exist, sudo would put
+ the timestamp files in /tmp/.odus. As of sudo 1.6.8, the
+ timestamp files will be placed in /var/adm/sudo or /usr/adm/sudo
+ if there is no /var/run directory. This directory will be
+ created if it does not already exist.
+
o Upgrading from a version prior to 1.6:
As of sudo 1.6, parsing of runas entries and the NOPASSWD tag