Enable the option for dragonx checkpoints

src/chainparams.cpp

@@ -1553,7 +1553,17 @@ void *chainparams_commandline() {
 
                 };
                 // END HUSH mainnet checkpoint data
+        } else if (strcmp(SMART_CHAIN_SYMBOL,"DRAGONX") == 0) {
+            checkpointData = //(Checkpoints::CCheckpointData)
+                   {
+                            boost::assign::map_list_of
+                            (0, pCurrentParams->consensus.hashGenesisBlock),
+                            (int64_t)1231006505,
+                            (int64_t)1,
+                            (double)2555
+                    };
         } else {
+            // all other HSC's with no checkpoints
             checkpointData = //(Checkpoints::CCheckpointData)
                    {
                             boost::assign::map_list_of