% posted by ws on list

\defineprocessor[dostopper][right=.]
\defineprocessor[nostopper][right=]

\defineconversionset[stopperconversionyes][][dostopper->n]
\defineconversionset[stopperconversionnop][][nostopper->n]

\setuphead[chapter][sectionconversionset=stopperconversionyes]

%\setupreferencestructureprefix[chapter][default][prefixconversionset=stopperconversionnop]
\setupreferencestructureprefix[default][prefixconversionset=stopperconversionnop]

\starttext

    \chapter[one]{First heading}

    \input knuth

    In \in{chapter}[one] we learn a lot.

\stoptext
