1 files changed, 4 insertions, 0 deletions

diff --git a/apps/codecs/libcook/rm2wav.h b/apps/codecs/libcook/rm2wav.h
index 09b20c7fa6..f36145fc19 100644
--- a/apps/codecs/libcook/rm2wav.h
+++ b/apps/codecs/libcook/rm2wav.h
@@ -18,6 +18,9 @@
  * KIND, either express or implied.
  *
  ****************************************************************************/
+#ifndef _RM2WAV_H
+#define _RM2WAV_H
+
 #include <stdio.h>
 #include <stdint.h>
 
@@ -72,3 +75,4 @@ int open_wav(char* filename);
 void close_wav(int fd, RMContext *rmctx);
 int real_parse_header(int fd, RMContext *rmctx);
 void rm_get_packet(int fd,RMContext *rmctx, RMPacket *pkt);
+#endif