[ns] changing PF

[Basim Javed]

hello

could some body help me.  I am running the code:

set q [new Queue/DTail/PriQ]
$q set Prio 0 PF 2
puts "one [$q set Prio]"
puts "two [$q set Prio 0 PF_]"

and expect the output of two to be: two 2, but it gives 0.
could u plz point out where I am doing the mistake?

thanks many
b