fix cpu determination under Tru64 5.0

openpkg/rpmtool

@@ -362,7 +362,7 @@ case $tool in
                 case $platform in
                     *:SunOS:5.*:* | *:OSF1:*:* )
                         if [ ".$isgmake" = .yes ]; then
-                            n=`/bin/uname -X | grep -i NumCPU | awk '{ print $3; }'`
+                            n=`(/bin/uname -X) 2>/dev/null | grep -i NumCPU | awk '{ print $3; }'`
                             if [ ".$n" != . ]; then
                                 if [ $n -gt 1 ]; then
                                     n=`expr $n \* 2`