DEBUG_PRINTF
#define DEBUG_PRINTF(n, x) if (DebugVe >= n) printf x
# define DEBUG_PRINTF(n, x) if (vectx_debug >= n) printf x
# define DEBUG_PRINTF(n, args) if (_DEBUG_LEVEL_VAR >= n) printf args
# define DEBUG_PRINTF(n, args)
#define DEBUG_PRINTF(level, dev, fmt, ...) \
#define DEBUG_PRINTF(level, dev, fmt, ...)