VMSPK_ITEMHEADSZ
vms_rectype = eb_data[VMSPK_ITEMHEADSZ] & 15;
vms_fileorg = eb_data[VMSPK_ITEMHEADSZ] >> 4;
eb_datlen -= fldsize + VMSPK_ITEMHEADSZ;
eb_data += fldsize + VMSPK_ITEMHEADSZ;