int pa_sink_input_peek(struct pa_sink_input *i, struct pa_memchunk *chunk);
void pa_sink_input_drop(struct pa_sink_input *i, size_t length);
-void pa_sink_input_set_volume(struct pa_sink_input *i, uint32_t volume);
+void pa_sink_input_set_volume(struct pa_sink_input *i, pa_volume_t volume);
#endif