nam: Can't find a usable tk.tcl in the following directories: */ns-allinone-2.35/tcl8.5.10/library/tk8.5 */ns-allinone-2.35/tcl8.5.10/tk8.5 ./lib/tk8.5 */ns-allinone-2.35/lib/tk8.5 ./library */ns-allinone-2.35/lib/tk8.5/tk.tcl: wrong # args: should b