Fixed iriver cpu boosting problems.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7410 a1c6a512-1295-4272-9138-f99709370657
diff --git a/apps/pcmbuf.h b/apps/pcmbuf.h
index f2533de..cce7c4e 100644
--- a/apps/pcmbuf.h
+++ b/apps/pcmbuf.h
@@ -33,6 +33,7 @@
 int pcmbuf_num_used_buffers(void);
 void pcmbuf_set_watermark(int numbytes, void (*callback)(int bytes_left));
 
+void pcmbuf_boost(bool state);
 void pcmbuf_set_boost_mode(bool state);
 bool pcmbuf_is_lowdata(void);
 void pcmbuf_flush_audio(void);