td><font face="Times">Creates and returns the token for an archiving context with the name <i>contextName</i>.&nbsp; The new context is created and entered into the Interactive RenderMan context dictionary.&nbsp; If you pass a null pointer as <i>contextName</i>, a unique string is created for the context name.</font>

<p><font face="Times"><i>ribFile</i> should be a full pathname, including a &quot;.rib&quot; extension.&nbsp; If <i>ribFile</i> doesn't exist, it is created; if <i>ribFile</i> does exist, it i