[Tclhttpd-users] package require Thread

[Abhishek T. <abh...@au...>]

can't find package Thread
    while executing
"package require Thread "
    invoked from within
"if {$Config(threads) > 0} {
    package require Thread ;# C extension
    package require httpd::threadmgr ;# Tcl layer on top
    #Stderr "Threads e..."
    (file "C:\LM_120_with_unittests\dist\tclweb\LM_TCL_DEBUG.5\httpd.tcl"
line 453)

I am getting this error with : tclsh84
Please help. I am totally new to tcl language
Regards
Abhishek