DartLsl_push_chunk_itnp typedef
        DartLsl_push_chunk_itnp =
     int Function(lsl_outlet out, Pointer<Int32>  data, int data_elements, Pointer<Double>  timestamps, int pushthrough)
    
    
    
Implementation
typedef DartLsl_push_chunk_itnp =
    int Function(
      lsl_outlet out,
      ffi.Pointer<ffi.Int32> data,
      int data_elements,
      ffi.Pointer<ffi.Double> timestamps,
      int pushthrough,
    );