vi `ei:' (`modeline')

[Guy Harris]

>Wait a minute... while it is true that AT&T vi/ex does not have
>the "set modeline" command, it also does not interpred ex:...:
>strings in the text of a file (i.e. you don't *need* the set
>modeline command).   Of course, I looked at Sys.Vr.3, which is what
>we are running here, Sys.Vr.2 might have inadvertently included that
>"feature" when they ported from BSD...

1) The "feature" to which they were referring was the interpretation of
   "ex:" strings, not the "modeline" flag to shut that off.

2) I'm not sure whether S5R2 had modelines; S5R3 definitely does (I
   looked at the source).