R>

<P>

<A NAME="22152"></A>
<B>unix:exit</B> <EM>code </EM>[function]

<DL COMPACT>
<DT> 
<DD> 
terminates execution and returns <EM>code</EM> as its completion status.
Zero means normal termination.
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="22163"></A>
<B>sys:*exit-hook*</B> [variable]

<DL COMPACT>
<DT> 
<DD> 
Defines a function that is called just before the process is exited.
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="22173"></A>
<B>unix:getpriority</B> <EM>which who </EM>[function]

<DL COMPACT>
<DT> 
<DD> 
ret