Note support for x86_64 architecutes

doc/html/platforms.shtml

@@ -7,8 +7,7 @@
 <li><b>Blue Gene</b>&#151;SLURM support for IBM's Blue Gene system is available 
 in version 0.4.</li>
 <li><b>Linux</b>&#151;SLURM has been thoroughly tested on Red Hat Linux using 
-both IA32 and IA64. We anticipate SLURM functioning properly on other Linux distributions 
-as well.</li>
+i386, ia64, and x86_64 architectures.</li>
 <li><b>Other</b>&#151;SLURM ports to other systems will be gratefully accepted.</li>
 </ul>
 <h2>Interconnects</h2>
@@ -25,6 +24,6 @@ are available in all versions of SLURM and have been thoroughly tested.</li>
 <li><b>Other</b>&#151;SLURM ports to other systems will be gratefully accepted.</li>
 </ul>
 
-<p style="text-align:center;">Last modified 4 August 2005</p>
+<p style="text-align:center;">Last modified 11 May 2006</p>
 
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