1 files changed, 2 insertions, 0 deletions

diff --git a/apps/codecs/libmad/stream.h b/apps/codecs/libmad/stream.h
index be48edbd19..d0510d091d 100644
--- a/apps/codecs/libmad/stream.h
+++ b/apps/codecs/libmad/stream.h
@@ -83,7 +83,9 @@ struct mad_stream {
 
 enum {
   MAD_OPTION_IGNORECRC      = 0x0001,   /* ignore CRC errors */
+# if 0  /* rockbox: unused */
   MAD_OPTION_HALFSAMPLERATE = 0x0002    /* generate PCM at 1/2 sample rate */
+# endif
 # if 0  /* not yet implemented */
   MAD_OPTION_LEFTCHANNEL    = 0x0010,   /* decode left channel only */
   MAD_OPTION_RIGHTCHANNEL   = 0x0020,   /* decode right channel only */