// Create an NDI routing source
 public static IntPtr routing_create(ref routing_create_t p_create_settings)
 {
     if (IntPtr.Size == 8)
     {
         return(UnsafeNativeMethods.routing_create_64(ref p_create_settings));
     }
     else
     {
         return(UnsafeNativeMethods.routing_create_32(ref p_create_settings));
     }
 }
 internal static extern IntPtr routing_create_64(ref routing_create_t p_create_settings);