asfdec: add missing #include for av_bswap32()

Signed-off-by: Mans Rullgard <mans@mansr.com>

diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index ed02d40..30642a6 100644 (file)
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -21,6 +21,7 @@
 
 //#define DEBUG
 
+#include "libavutil/bswap.h"
 #include "libavutil/common.h"
 #include "libavutil/avstring.h"
 #include "libavcodec/mpegaudio.h"