437) Added a check-only mode to visudo to check an existing sudoers
file for sanity.
-438) visudo can now edit an alternate sudoers file
+438) Visudo can now edit an alternate sudoers file.
439) If sudo is configured with S/Key support and the system has
skeyaccess(3) use that to determine whether or not to allow
a normal Unix password or just S/Key.
-440) Fixed CIDR handling in sudoers
+440) Fixed CIDR handling in sudoers.
441) Fixed a segv if the local hostname is not resolvable and
the 'fqdn' option is set.
449) Dump list of local IP addresses and environment variables to clear
when 'sudo -V' is run as root.
-450) Reorganize the lexer a bit and add more states. Sudo now does a
+450) Reorganized the lexer a bit and added more states. Sudo now does a
better job of parsing command arguments in the sudoers file.
451) Wrap each call to syslog() with openlog()/closelog() since some