its viability. This feature is being introduced for the first time in the PAPI 3.5 release.
		</P>
		<H2>The PAPI Interface</H2>
		<P>Since PAPI is a platform-independent library, care must be taken when extending 
			its feature set so as not to disrupt the existing interface or to clutter the 
			API with calls to functionality that is not available on a large subset of the 
			supported platforms. To that end, we elected to extend an existing PAPI call, <SPAN style="FONT-FAMILY: 'Courier New'">
				PAPI_