- OpenBSD CVS updates:
   - [channels.c]
     repair x11-fwd
   - [sshconnect.c]
     fix passwd prompt for ssh2, less debugging output.
   - [clientloop.c compat.c dsa.c kex.c sshd.c]
     less debugging output
   - [kex.c kex.h sshconnect.c sshd.c]
     check for reasonable public DH values
   - [README.openssh2 cipher.c cipher.h compat.c compat.h readconf.c]
     [readconf.h servconf.c servconf.h ssh.c ssh.h sshconnect.c sshd.c]
     add Cipher and Protocol options to ssh/sshd, e.g.:
     ssh -o 'Protocol 1,2' if you prefer proto 1, ssh -o 'Ciphers
     arcfour,3des-cbc'
   - [sshd.c]
     print 1.99 only if server supports both
diff --git a/compat.h b/compat.h
index 4247f53..4943e5a 100644
--- a/compat.h
+++ b/compat.h
@@ -26,13 +26,20 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-/* RCSID("$Id: compat.h,v 1.4 2000/04/04 04:39:01 damien Exp $"); */
+/* RCSID("$Id: compat.h,v 1.5 2000/04/12 10:17:39 damien Exp $"); */
 
 #ifndef COMPAT_H
 #define COMPAT_H
+
+#define	SSH_PROTO_UNKNOWN 	0x00
+#define	SSH_PROTO_1		0x01
+#define	SSH_PROTO_1_PREFERRED	0x02
+#define	SSH_PROTO_2		0x04
+
 void    enable_compat13(void);
 void    enable_compat20(void);
 void    compat_datafellows(const char *s);
+int	proto_spec(const char *spec);
 extern int compat13;
 extern int compat20;
 extern int datafellows;