if {[package vsatisfies [package provide Tcl] 9]} {
    package ifneeded nsf @PACKAGE_VERSION@ \
	    [list load [file join $dir @PKG_LIB_FILE9@] Nsf]
} else {
    package ifneeded nsf @PACKAGE_VERSION@ \
	    [list load [file join $dir @PKG_LIB_FILE8@] Nsf]
}