CHECK_CXX_SOURCE_COMPILES(
      "
      #include <stdint.h>
      #include <mpi.h>
      #define SIZE 64
      int main(int argc, char** argv)
      {
          int32_t buf32[SIZE];
          int64_t buf64[SIZE];
          MPI_File file;
          MPI_Status status;

          MPI_Init(&argc, &argv);
          MPI_File_open( MPI_COMM_WORLD, \"output.bin\", MPI_MODE_CREATE | MPI_MODE_WRONLY, MPI_INFO_NULL, &file );
          MPI_File_write( file, buf32, SIZE, MPI_INT32_T, &status );
          MPI_File_write( file, buf64, SIZE, MPI_INT64_T, &status );
          MPI_File_close( &file );
          MPI_Finalize();
      }
      "
      MPIIO_HAS_STD_22_TYPES)