const golang.org/x/text/internal/language.maxAltTaglen

5 uses

	golang.org/x/text/internal/language (current package)
		lookup.go#L355: 	maxAltTaglen = len("en-US-POSIX")
		lookup.go#L356: 	maxLen       = maxAltTaglen
		lookup.go#L403: func grandfathered(s [maxAltTaglen]byte) (t Tag, ok bool) {
		parse.go#L234: 	if len(s) <= maxAltTaglen {
		parse.go#L235: 		b := [maxAltTaglen]byte{}

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