#ifndef _ONSET_TYPE_H_
#define _ONSET_TYPE_H_
+/** silence unused parameter warning by adding an attribute */
+#if defined(__GNUC__)
+#define UNUSED __attribute__((unused))
+#else
+#define UNUSED
+#endif
+
// Note: the enum values in this header are ordered to match the Vamp
// plugin parameter values in earlier versions of this plugin set, to
// avoid breaking stored parameter settings that use the parameter's