fixes things on amd64; from pkgsrc.

--- ddd/Command.C.orig	Wed Feb 11 17:25:07 2009
+++ ddd/Command.C	Mon Nov 30 22:39:56 2009
@@ -188,6 +188,8 @@ void translate_command(string& command)
     case GDB:
     case MAKE:
 	break;
+    default:
+        break;
     }
 
     // When recording, realize certain commands as auto commands.
