can't read "dir": no such variable
    while executing
"file join $dir base32.tcl"
    (in namespace eval "::request" script line 2)
    invoked from within
"namespace eval ::request $script"
    ("::try" body line 12)
OUTPUT BUFFER:
if {![package vsatisfies [package provide Tcl] 8.4]} return
package ifneeded base32       0.1 [list source [file join $dir base32.tcl]]
package ifneeded base32::hex  0.1 [list source [file join $dir base32hex.tcl]]
package ifneeded base32::core 0.1 [list source [file join $dir base32core.tcl]]