_DoIO
status = _DoIO(operation);
status = _DoIO(operation);
return _DoIO(cookie, pos, const_cast<void*>(buffer), _length, true);
return _DoIO(cookie, pos, buffer, _length, false);
status_t _DoIO(void* cookie, off_t pos,
_DoIO(operation);
_DoIO(operation);
_DoIO(operation);
status_t _DoIO(IOOperation& operation);
return ((RawDevice*)data)->_DoIO(operation);