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-rw-r--r--libavformat/nut.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/nut.h b/libavformat/nut.h
index 1a4473789c..b18ac2dc0d 100644
--- a/libavformat/nut.h
+++ b/libavformat/nut.h
@@ -20,6 +20,9 @@
*
*/
+#ifndef AVFORMAT_NUT_H
+#define AVFORMAT_NUT_H
+
//#include <limits.h>
#include "avformat.h"
#include "crc.h"
@@ -95,3 +98,5 @@ typedef struct {
static unsigned long av_crc04C11DB7_update(unsigned long checksum, const uint8_t *buf, unsigned int len){
return av_crc(av_crc04C11DB7, checksum, buf, len);
}
+
+#endif