--- a/dh_groups.h	Thu Jan 14 21:54:58 2016 +0800
+++ b/dh_groups.h	Fri Jan 15 00:19:11 2016 +0800
@@ -1,10 +1,23 @@
 #ifndef DROPBEAR_DH_GROUPS_H
 #define DROPBEAR_DH_GROUPS_H
+#include "options.h"
 
 #define DH_P_1_LEN 128
 extern const unsigned char dh_p_1[DH_P_1_LEN];
 #define DH_P_14_LEN 256
 extern const unsigned char dh_p_14[DH_P_14_LEN];
+
+#ifdef DROPBEAR_DH_GROUP15
+#define DH_P_15_LEN 384
+extern const unsigned char dh_p_15[DH_P_15_LEN];
+#endif
+
+#ifdef DROPBEAR_DH_GROUP16
+#define DH_P_16_LEN 512
+extern const unsigned char dh_p_16[DH_P_16_LEN];
+#endif
+
+
 extern const int DH_G_VAL;