docs: public static int cudnnGetReductionIndicesSize(
          cudnnHandle handle, 
          cudnnReduceTensorDescriptor reduceTensorDesc, 
          cudnnTensorDescriptor aDesc, 
          cudnnTensorDescriptor cDesc, 
          long[] sizeInBytes)
      {
          return checkResult(cudnnGetReductionIndicesSizeNative(handle, reduceTensorDesc, aDesc, cDesc, sizeInBytes));
      }