or">#include &quot;disks/CPM22/wordstar4_dsk.h&quot;</span>      <span class="comment">// usage: &quot;#define DRIVE_B wordstar4_dsk&quot;</span></div>
<div class="line"><span class="preprocessor">#include &quot;disks/CPM22/multiplan_dsk.h&quot;</span>      <span class="comment">// usage: &quot;#define DRIVE_B multiplan_dsk&quot;</span></div>
<div class="line"><span class="preprocessor">#include &quot;disks/CPM22/dbaseii_dsk.h&quot;</span>        <span class="comment">// usage: &quot;#define DRIVE_B dbaseii