type crypto/ed25519.Options

5 uses

	crypto/ed25519 (current package)
		ed25519.go#L100: 	if opts, ok := opts.(*Options); ok {
		ed25519.go#L120: type Options struct {
		ed25519.go#L130: func (o *Options) HashFunc() crypto.Hash { return o.Hash }
		ed25519.go#L200: 	return VerifyWithOptions(publicKey, message, sig, &Options{Hash: crypto.Hash(0)}) == nil
		ed25519.go#L214: func VerifyWithOptions(publicKey PublicKey, message, sig []byte, opts *Options) error {