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compilation problem




Hi,

 Which library shd I link to solve this ?

thanks,
Sai.

Undefined                       first referenced
 symbol                             in file
Queue type_info function            drop-tail.o
TclClass type_info function         drop-tail.o
TclClass type_info node             drop-tail.o
Queue type_info node                drop-tail.o
ld: fatal: Symbol referencing errors. No output written to ns
collect2: ld returned 1 exit status
make: *** [ns] Error 1

-----**** Transcipt of the session **** ----


make ns
c++  -o ns \
        tclAppInit.o  random.o rng.o ranvar.o misc.o timer-handler.o scheduler.o object.o packet.o ip.o route.o connector.o ttl.o trace.o trace-ip.o classifier.o classifier-addr.o classifier-hash.o classifier-mcast.o classifier-mpath.o replicator.o classi
fier-mac.o app.o telnet.o tcplib-telnet.o trafgen.o traffictrace.o pareto.o expoo.o cbr_traffic.o tbf.o resv.o sa.o saack.o measuremod.o estimator.o adc.o ms-adc.o timewindow-est.o acto-adc.o pointsample-est.o salink.o actp-adc.o hb-adc.o expavg-est.o par
am-adc.o null-estimator.o adaptive-receiver.o vatrcvr.o consrcvr.o agent.o message.o cbr.o udp.o session-rtp.o rtp.o rtcp.o ivs.o tcp.o tcp-sink.o tcp-reno.o tcp-newreno.o tcp-vegas.o tcp-rbp.o tcp-full.o scoreboard.o tcp-sack1.o tcp-fack.o tcp-asym.o tcp
-asym-sink.o tcp-fs.o tcp-asym-fs.o tcp-int.o chost.o tcp-session.o nilist.o integrator.o queue-monitor.o flowmon.o loss-monitor.o queue.o drop-tail.o simple-intserv-sched.o red.o semantic-packetqueue.o semantic-red.o ack-recons.o sfq.o fq.o drr.o cbq.o h
ackloss.o errmodel.o delay.o ll.o snoop.o channel.o mac.o mac-csma.o mac-802_11.o mac-multihop.o dynalink.o rtProtoDV.o net-interface.o ctrMcast.o prune.o srm.o sessionhelper.o delaymodel.o srm-ssm.o srm-topo.o alloc-address.o address.o lib/int.Vec.o lib/
int.RVec.o lib/dmalloc_support.o  gen/version.o gen/ns_tcl.o  win32.o -R../TclCL -L../TclCL -ltclcl -R../otcl -L../otcl -lotcl -R/usr/local/lib -L/usr/local/lib -ltk8.0 -R/usr/local/lib -L/usr/local/lib -ltcl8.0 -lXext -lX11 -lsocket -lnsl -ldl -ldl -lm -
ldl 
Undefined                       first referenced
 symbol                             in file
Queue type_info function            drop-tail.o
TclClass type_info function         drop-tail.o
TclClass type_info node             drop-tail.o
Queue type_info node                drop-tail.o
ld: fatal: Symbol referencing errors. No output written to ns
collect2: ld returned 1 exit status
make: *** [ns] Error 1