and <B>pthread_cond_timedwait</B>
returns the error <B>ETIMEDOUT</B>. The <I>abstime</I> parameter
specifies an absolute time, with the same origin as <A HREF="time.html"><B>time</B>(2)</A>
and <A HREF="gettimeofday.html"><B>gettimeofday</B>(2)</A>. 
</P>
<P><B>pthread_cond_destroy</B> destroys a condition variable, freeing
the resources it might hold. No threads must be waiting on the
condition variable on entrance to <B>pthread_cond_destroy</B>.</P>
<H2><A HREF="#toc3" NAME="sect3">Cancellation</A></H2>
<