tialized <I>rwlock</I>
objects using <B>PTHREAD_RWLOCK_INITIALIZER</B>. <SPAN STYLE="font-weight: medium">
An application should still call <B>pthread_rwlock_destroy</B> at
some point to ensure that any resources consumed by the read/write
lock are released.</SPAN></P>
<P>Only the object referenced by <I>rwlock</I> may be used for
performing synchronization. The result of referring to copies of that
object in calls to <B>pthread_rwlock_destroy</B> ,
<B>pthread_rwlock_rdlock</B> , <B>pthread_rwlock_timedrdlo