-HostStatus
-check_host_in_hostfile(const char *, const char *, Key *, Key *, int *);
-int add_host_to_hostfile(const char *, const char *, Key *);
-int auth_rsa_read_key(char **, u_int *, BIGNUM *, BIGNUM *);
+int hostfile_read_key(char **, u_int *, Key *);
+HostStatus check_host_in_hostfile(const char *, const char *,
+ Key *, Key *, int *);
+int add_host_to_hostfile(const char *, const char *, Key *);
+int lookup_key_in_hostfile_by_type(const char *, const char *,
+ int, Key *, int *);