ilb_get_hc_info
rclib = ilb_get_hc_info(h, argv[i], &hc_info);
rc = ilb_get_hc_info(h, hc_names->ilbl_name[i], &hc_info);
ilb_status_t ilb_get_hc_info(ilb_handle_t, const char *, ilb_hc_info_t *);