can't read "dir": no such variable
    while executing
"file join $dir rc4.tcl"
    (in namespace eval "::request" script line 13)
    invoked from within
"namespace eval ::request $script"
    ("::try" body line 12)
OUTPUT BUFFER:
# pkgIndex.tcl - 
#
# RC4 package index file
#
# This package has been tested with tcl 8.2.3 and above.
#
# $Id: pkgIndex.tcl,v 1.4 2005/12/20 16:19:38 patthoyts Exp $

if {![package vsatisfies [package provide Tcl] 8.2]} {
    # PRAGMA: returnok
    return
}
package ifneeded rc4 1.1.0 [list source [file join $dir rc4.tcl]]