- * Checks whether the given host is already in the list of our known hosts.
- * Returns HOST_OK if the host is known and has the specified key, HOST_NEW
- * if the host is not known, and HOST_CHANGED if the host is known but used
- * to have a different host key. The host must be in all lowercase.
+ * Author: Tatu Ylonen <ylo@cs.hut.fi>
+ * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
+ * All rights reserved
+ *
+ * As far as I am concerned, the code I have written for this software
+ * can be used freely for any purpose. Any derived versions of this
+ * software must be clearly marked as such, and if the derived work is
+ * incompatible with the protocol description in the RFC file, it must be
+ * called by a name other than "ssh" or "Secure Shell".