ines always
return the error ENOSYS when called.</P>
<H2 CLASS="western"><A HREF="#toc3" NAME="sect3">Return Value</A></H2>
<P>Upon successful completion, <B>pthread_attr_getstackaddr</B> and
<B>pthread_attr_setstackaddr</B> shall return a value of 0;
otherwise, an error number shall be returned to indicate the error. 
</P>
<P>The <B>pthread_attr_getstackaddr</B> function stores the <I>stackaddr</I>
attribute value in <I>stackaddr</I> if successful. 
</P>
<H2 CLASS="western"><A HREF="#toc4" NAME="sect4">Err