public static extern herr_t register
(hid_t cls, string name, size_t size, IntPtr default_value,
prp_create_func_t create, prp_set_func_t set, prp_get_func_t get,
prp_delete_func_t delete, prp_copy_func_t copy,
prp_compare_func_t compare, prp_close_func_t close);
public static extern herr_t insert
(hid_t plid, string name, size_t size, IntPtr value,
prp_set_func_t set, prp_get_func_t get, prp_delete_func_t delete,
prp_copy_func_t copy, prp_compare_func_t compare,
prp_close_func_t close);
