IODC_DATA
error = pdcproc_iodc_read(nhm.hm_hpa, IODC_DATA, NULL,
error = pdcproc_iodc_read(nhm.hm_hpa, IODC_DATA, NULL, &nhm.hm_pir,
error = pdcproc_iodc_read(hm.hm_hpa, IODC_DATA, NULL,
IODC_DATA, &mptr, sizeof(mptr))) < 0) {