#ifdef USE_LOG
#ifdef USE_DEBUG
#define dbg(udev, arg...) \
udev_log(udev, LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, ## arg)
#else
#ifdef USE_LOG
#ifdef USE_DEBUG
#define dbg(udev, arg...) \
udev_log(udev, LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, ## arg)
#else