If I process this simple example, with `tex file', I get error. Please help
understand why and how to avoid it given that I need, in some macros of mine,
such a code as below. Thanks for any help.
Rodolfo
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\input eplain
\def\mytest{%
\edef\tempa{\refn{f}}%
}
\mytest
\vfill\eject\end
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