const internal/types/errors.UndeclaredName

3 uses

	internal/types/errors (current package)
		code_string.go#L85: 	_ = x[UndeclaredName-75]
		codes.go#L687: 	UndeclaredName

	go/types
		typexpr.go#L30: 			check.errorf(e, UndeclaredName, "undefined: %s", e.Name)