% \nopdfcompression

\setupinteraction[state=start]

\definesymbol     [attachment] [SomeSymbol]
\setupattachments [symbol=attachment]
\useattachment    [datafile] [\jobname.tex]

\setupbodyfont[palatino]

\starttext
    \startTEXpage[offset=2cm]
        \underbar{test \attachment[datafile]\ test \symbol[attachment]}
    \stopTEXpage
\stoptext
