append description ", Without Tcl pkgs/ and all encodings"
				}
			}
			"staticlibssl" {
				if {$value} {
					append description ", Statically linked to LibSSL"
				}
			}
			"staticpkgs" {
				if {$value} {
					append description ", With Tcl 8.6+ pkgs/ directory all packages statically linked in"
				}
			}
			"storage" {
				switch -- $value {
					"mk4" {
						append description ", Metakit-based"
					}
					"zip" {