1if {![package vsatisfies [package provide Tcl] 8.2]} {return} 2package ifneeded base64 2.4.2 [list source [file join $dir base64.tcl]] 3package ifneeded uuencode 1.1.5 [list source [file join $dir uuencode.tcl]] 4package ifneeded yencode 1.1.3 [list source [file join $dir yencode.tcl]] 5package ifneeded ascii85 1.0 [list source [file join $dir ascii85.tcl]] 6