<refentry id="os9">
<refnamediv>
<refname>_os9</refname>
<refpurpose>system call interface from C programs</refpurpose>
</refnamediv>

<refsynopsisdiv>
<funcsynopsis>
<funcsynopsisinfo>
#include &lt;os9.h&gt;
</funcsynopsisinfo>
<funcprototype>
  <funcdef><function>_os9</function></funcdef>
  <paramdef>type <parameter>arg1</parameter></paramdef>
</funcprototype>
</funcsynopsis>

</refsynopsisdiv>

<refsect1><title>Description</title>
<para>
Placeholder
</para>
</refsect1>
</refentry>