Fix pravetz16s compile

src/machine/m_xt.c

@@ -375,7 +375,8 @@ machine_xt_pravetz16s_cpu12p_init(const machine_t *model)
     if (bios_only || !ret)
         return ret;
 
-    machine_xt_init_ex(model);
+    machine_xt_common_init(model, 0);
+
     return ret;
 }