CAM_ARG_BUS
if (((arglist & (CAM_ARG_BUS|CAM_ARG_TARGET)) == 0)
if ((cam_dev = ((arglist & (CAM_ARG_BUS | CAM_ARG_TARGET))?
*arglst |= CAM_ARG_BUS | CAM_ARG_TARGET | CAM_ARG_LUN;
arglist |= CAM_ARG_BUS;
*arglst |= CAM_ARG_BUS;
arglist |= CAM_ARG_BUS;