-HostStatus
-check_host_in_hostfile(const char *filename, const char *host, Key *key,
- Key *found, int *line);
+int hostfile_read_key(char **, u_int *, Key *);
+HostStatus check_host_in_hostfile(const char *, const char *,
+ const Key *, Key *, int *);
+int add_host_to_hostfile(const char *, const char *, const Key *, int);
+int lookup_key_in_hostfile_by_type(const char *, const char *,
+ int, Key *, int *);