case CIPHER_AES:
s->preferred_ciphers[s->n_preferred_ciphers++] = &ssh2_aes;
break;
+ case CIPHER_ARCFOUR:
+ s->preferred_ciphers[s->n_preferred_ciphers++] = &ssh2_arcfour;
+ break;
case CIPHER_WARN:
/* Flag for later. Don't bother if it's the last in
* the list. */