On 2013-01-14, at 1:42 PM, Paul Vixie wrote:
i'm +- on that. vi is optional in posix, meaning some systems don't have
to be able to install it, and it's optional in the field, meaning that
some systems actually don't have it.
It's unlikely a system having nmh installed will not have vi there as well.
And anyone using a system without vi will almost certainly have defined one of
EDITOR and VISUAL in their environment. And if not, they are obviously an
ed(1) user :-)
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