></font><font face="Times">Kernel level: void <b>IOInitDDM(</b>int <i>numBufs</i><b>)</b></font></td></tr>

</table>

<table cellspacing=0 cellpadding=0>

<tr valign=top>

<td width=105></td>

<td><font face="Times">User level: void <b>IOInitDDM(</b>int <i>numBufs</i>, char *<i>serverPortName</i>)</font></td></tr>

</table>

<p>

<table cellspacing=0 cellpadding=0>

<tr valign=top>

<td width=86></td>

<td><font face="Helvetica" size="-1"><b>DESCRIPTION </b></font><font face="Times">This function must be ca