H5Pget_chunk_cache

herr_t H5Pget_chunk_cache(hid_t dapl_id,  size_t *  rdcc_nslots,
       size_t *  rdcc_nbytes,  double *  rdcc_w0)

Gets the raw data chunk cache parameters.

`dapl_id`	Dataset access property list identifier
`rdcc_nslots`	Pointer to receive the number of chunk slots
`rdcc_nbytes`	Pointer to receive the total cache size
`rdcc_w0`	Pointer to receive the preemption policy

Non-negative on success, negative on failure.