Sources_For_Win/OpenCASCADE/win64/vc14/lib/tk8.6/pkgIndex.tcl

if {[catch {package present Tcl 8.6.0}]} { return }
if {($::tcl_platform(platform) eq "unix") && ([info exists ::env(DISPLAY)]
	|| ([info exists ::argv] && ("-display" in $::argv)))} {
    package ifneeded Tk 8.6.11 [list load [file join $dir .. .. bin libtk8.6.dll] Tk]
} else {
    package ifneeded Tk 8.6.11 [list load [file join $dir .. .. bin tk86.dll] Tk]
}