(cross-fork), comes from this reversed io-stream,
namely, the io-stream's input comes from the stdout of the subprocess and the output
comes from the stdin. 
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="23426"></A>
<B>rusage</B> [function]

<DL COMPACT>
<DT> 
<DD> prints resource usage of this process.
</DD>
</DL>
<BR>
<BR>

             <P>

<P>

<H2><A NAME="SECTION03014000000000000000">
Adding Lisp Functions Coded in C</A>
</H2>

<P>
Programs that heavily refer to C include files or frequently access arrays
perf