sudo disappears after latest update

[Tim]

Allegedly, on or about 10 February 2016, Patrick O'Callaghan sent:
> I prefer to type less rather than more :-) 

Groan...

-- 
[tim at localhost ~]$ uname -rsvp
Linux 3.9.10-100.fc17.x86_64 #1 SMP Sun Jul 14 01:31:27 UTC 2013 x86_64

Boilerplate:  All mail to my mailbox is automatically deleted, there is
no point trying to privately email me, I only get to see the messages
posted to the mailing list.

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