1 files changed, 16 insertions, 2 deletions

diff --git a/myproposal.h b/myproposal.h
index d8cba1caf..e246e0dd9 100644
--- a/myproposal.h
+++ b/myproposal.h
@@ -1,4 +1,4 @@
-/*      $OpenBSD: myproposal.h,v 1.18 2005/07/25 11:59:39 markus Exp $  */
+/* $OpenBSD: myproposal.h,v 1.21 2006/03/25 22:22:43 djm Exp $ */
 
 /*
  * Copyright (c) 2000 Markus Friedl.  All rights reserved.
@@ -23,9 +23,23 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-#define KEX_DEFAULT_KEX         "diffie-hellman-group-exchange-sha1," \
+
+#include <openssl/opensslv.h>
+
+/* Old OpenSSL doesn't support what we need for DHGEX-sha256 */
+#if OPENSSL_VERSION_NUMBER < 0x00907000L
+# define KEX_DEFAULT_KEX                \
+        "diffie-hellman-group-exchange-sha1," \
         "diffie-hellman-group14-sha1," \
         "diffie-hellman-group1-sha1"
+#else
+# define KEX_DEFAULT_KEX                \
+        "diffie-hellman-group-exchange-sha256," \
+        "diffie-hellman-group-exchange-sha1," \
+        "diffie-hellman-group14-sha1," \
+        "diffie-hellman-group1-sha1"
+#endif
+
 #define KEX_DEFAULT_PK_ALG      "ssh-rsa,ssh-dss"
 #define KEX_DEFAULT_ENCRYPT \
         "aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc," \