[ns] Problems with rsvp-ns on ns-2.31

[Qingwen Liu]

Hi my friend, 
 I tried to put the rsvp patch in ns-2.31. Following are the errors in
 wfq class:

 kurumin at augusto:~/ns-allinone-2.28/ns-2.28/tcl/ex/rsvp$ ns rsvp_ex.tcl
 warning: no class variable WFQClass::util_check_intv_

         see tcl-object.tcl in tclcl for info about this warning.

 warning: no class variable WFQClass::util_records_

 warning: no class variable WFQClass::util_check_intv_

         see tcl-object.tcl in tclcl for info about this warning.

 warning: no class variable WFQClass::util_records_

 warning: no class variable WFQClass::util_check_intv_

         see tcl-object.tcl in tclcl for info about this warning.

 warning: no class variable WFQClass::util_records_

 warning: no class variable WFQClass::util_check_intv_

         see tcl-object.tcl in tclcl for info about this warning.

 warning: no class variable WFQClass::util_records_
 So, waht you think? Do you have a patch for ns-2.31?
Sincerely,
Liu Qingwen
Shanxi Taiyuan, China