can't read "dir": no such variable
    while executing
"file join $dir ftp.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] 8.2]} {return} package ifneeded ftp 2.4.13 [list source [file join $dir ftp.tcl]] package ifneeded ftp::geturl 0.2.2 [list source [file join $dir ftp_geturl.tcl]]