KDEBUG_LEVEL
#define KDEBUG_LEVEL_2 (KDEBUG_LEVEL >= 2)
#define KDEBUG_LEVEL_1 (KDEBUG_LEVEL >= 1)
#define KDEBUG_LEVEL_0 (KDEBUG_LEVEL >= 0)
KDEBUG_LEVEL);
__TIME__, __GNUC__, __VERSION__, KDEBUG_LEVEL);