Invokes the DIGITAL Standard Runoff (DSR) text formatter to
    format one or more ASCII files (see file).

    Invokes the DIGITAL Standard Runoff (DSR) Table of Contents
    utility to create an .RNT file that can be processed by DSR to
    make a table of contents (see /CONTENTS).

    Invokes the DIGITAL Standard Runoff (DSR) Indexing utility to
    create an .RNX file that can be processed by DSR to create an
    index (see /INDEX).