EHCI_SITD_XFER_STATE
Set_ITD_BODY(new_sitd, EHCI_SITD_XFER_STATE, xfer_state);
EHCI_SITD_XFER_STATE);
EHCI_SITD_XFER_STATE,
status = Get_ITD_BODY(itd, EHCI_SITD_XFER_STATE) &
(Get_ITD_BODY(itd, EHCI_SITD_XFER_STATE) &
Get_ITD(itd->itd_body[EHCI_SITD_XFER_STATE]));