1 if {[catch {package present Tcl 8.6.0}]} { return }
2 if {($::tcl_platform(platform) eq "unix") && ([info exists ::env(DISPLAY)]
3 || ([info exists ::argv] && ("-display" in $::argv)))} {
4 package ifneeded Tk 8.6.6 [list load [file join $dir .. .. bin libtk8.6.dll] Tk]
6 package ifneeded Tk 8.6.6 [list load [file join $dir .. .. bin tk86tg.dll] Tk]