USBPRN_PS_NEED_TO_XFER
bulk_out->ps_flags = USBPRN_PS_NEED_TO_XFER;
ASSERT(bulk_out->ps_flags == USBPRN_PS_NEED_TO_XFER);
ASSERT(bulk_out->ps_flags == USBPRN_PS_NEED_TO_XFER);
(bulk_out->ps_flags != USBPRN_PS_NEED_TO_XFER)) {
ASSERT(bulk_out->ps_flags == USBPRN_PS_NEED_TO_XFER);