Name: H5Pget_shared_mesg_nindexes
Signature:
  herr_t `H5Pget_shared_mesg_nindexes`( hid_t `fcpl_id`, unsigned *`nindexes` )

Purpose:
  Retrieves number of shared object header message indexes in file creation property list.

Description:
  `H5Pget_shared_mesg_nindexes` retrieves the number of shared object header message indexes in the specified file creation property list `fcpl_id`.

  If the value of `nindexes` is `0` (zero), shared object header messages are disabled in files created with this property list.

Parameters:

  hid_t `fcpl_id` | IN: File creation property list
  unsigned *`nindexes` | OUT: Number of shared object header message indexes available in files created with this property list

Returns:
  Returns a non-negative value if successful; otherwise returns a negative value.

Fortran90 Interface:
  None.

History:

  Release | C
  1.8.0 | Function introduced in this release.