avutil/audio_fifo: Avoid avutil.h inclusion

Reviewed-by: Martin Storsjö <martin@martin.st>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

libavutil/audio_fifo.c

@@ -24,10 +24,13 @@
  * Audio FIFO
  */
 
-#include "avutil.h"
+#include <limits.h>
+#include <stddef.h>
+
 #include "audio_fifo.h"
-#include "common.h"
+#include "error.h"
 #include "fifo.h"
+#include "macros.h"
 #include "mem.h"
 #include "samplefmt.h"
 

libavutil/audio_fifo.h

@@ -27,7 +27,7 @@
 #ifndef AVUTIL_AUDIO_FIFO_H
 #define AVUTIL_AUDIO_FIFO_H
 
-#include "avutil.h"
+#include "attributes.h"
 #include "samplefmt.h"
 
 /**