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	<title>Device class - Revision history</title>
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	<updated>2026-05-09T20:31:51Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://wiki.vmssoftware.com/index.php?title=Device_class&amp;diff=31&amp;oldid=prev</id>
		<title>Darya.zelenina: Created page with &quot;&#039;&#039;&#039;Device classes&#039;&#039;&#039; determined by F$GETDVI(&quot;&quot;,&quot;DEVCLASS&quot;) are stored as DC$ symbols in the macro library module $DCDEF. Here is how to look up this information:  &lt;pre&gt;$ libra...&quot;</title>
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		<updated>2018-08-22T10:34:28Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;&amp;#039;&amp;#039;&amp;#039;Device classes&amp;#039;&amp;#039;&amp;#039; determined by F$GETDVI(&amp;quot;&amp;quot;,&amp;quot;DEVCLASS&amp;quot;) are stored as DC$ symbols in the macro library module $DCDEF. Here is how to look up this information:  &amp;lt;pre&amp;gt;$ libra...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;Device classes&amp;#039;&amp;#039;&amp;#039; determined by F$GETDVI(&amp;quot;&amp;quot;,&amp;quot;DEVCLASS&amp;quot;) are stored as DC$ symbols in the macro library module $DCDEF. Here is how to look up this information:&lt;br /&gt;
&lt;br /&gt;
&amp;lt;pre&amp;gt;$ library/extract=$dcdef/output=sys$scratch:$dcdef.mar sys$library:starlet.mlb &lt;br /&gt;
$ search sys$scratch:$dcdef.mar 66,DC$/match=and &lt;br /&gt;
&lt;br /&gt;
$EQU    DC$_TERM        66&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Below is a table that lists DC$ device classes:&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
| $EQU|| DC$_ANY|| 0&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_DISK || 1&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_TAPE || 2&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_SCOM || 32&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_CARD || 65&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_TERM || 66&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_LP || 67&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_WORKSTATION || 70&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_REALTIME || 96&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_DECVOICE || 97&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_AUDIO || 98&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_VIDEO || 99&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_BUS || 128&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_MAILBOX || 160&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_REMCSL_STORAGE || 170&lt;br /&gt;
|-&lt;br /&gt;
| $EQU || DC$_MISC || 200&lt;br /&gt;
|}&lt;/div&gt;</summary>
		<author><name>Darya.zelenina</name></author>
	</entry>
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