#ifdef ZM_ENABLE_BUFFER_TRACE
extern void zfwBufTrace(zdev_t* dev, zbuf_t *buf, u8_t *functionName);
-#define ZM_BUFFER_TRACE(dev, buf) zfwBufTrace(dev, buf, __FUNCTION__);
+#define ZM_BUFFER_TRACE(dev, buf) zfwBufTrace(dev, buf, __func__);
#else
#define ZM_BUFFER_TRACE(dev, buf)
#endif