NS 2.1b6 Installation Problem

[Harlisya Harun <harlisya@erg.abdn.ac.uk>]

Hi,
    I got these error messages when I run : "make -f Makefile" command:

-R/nsallinone/ns-2/../tk8.0/unix -L/nsallinone/ns-2/../tk8.0/unix
-ltk8.0 -R../tcl8.0/unix -L../tcl8.0/unix -ltcl8.0   -R/usr/openwin/lib
-L/usr/openwin/lib -lXext -lX11  -lsocket -lnsl -lintl -ldl -ldl  -lm
-ldl
Undefined   first referenced
 symbol         in file
_RENAMED                            drop-tail.o
ld: fatal: Symbol referencing errors. No output written to ns
*** Error code 1
make: Fatal error: Command failed for target `ns'

Thank you.

harlisya