<aname="l2"></a>The help index preprocessor compiler directive sets the topics for syms subsequently defined. You specify subtopics with a '</span><spanclass=cF2>/</span><spanclass=cF0>
<aname="l3"></a>' tree hierarchy and separate multiple topics with a '</span><spanclass=cF2>;</span><spanclass=cF0>'. The index ctrls </span><ahref="https://zeal-operating-system.github.io/ZealOS/System/DolDoc/DocLink.CC.html#l39"><spanclass=cF4>HI:index</span></a><spanclass=cF0> links.
<aname="l8"></a>The help file preprocessor directive makes a file into the heading of a </span><ahref="https://zeal-operating-system.github.io/ZealOS/System/DolDoc/DocLink.CC.html#l39"><spanclass=cF4>HI:index</span></a><spanclass=cF0> report for the current help index.