hqxdsp.h: #include "stddef.h"

It is required by ptrdiff_t, fixes make checkheaders.

diff --git a/libavcodec/hqxdsp.h b/libavcodec/hqxdsp.h
index a4755d156a8a56800826eb8c7a421a36cc04c6d6..163c1f8ab28bec4d46ea1465bec83a9ce7078dbc 100644 (file)
--- a/libavcodec/hqxdsp.h
+++ b/libavcodec/hqxdsp.h
@@ -26,6 +26,7 @@
 #ifndef AVCODEC_HQXDSP_H
 #define AVCODEC_HQXDSP_H
 
+#include <stddef.h>
 #include <stdint.h>
 
 typedef struct HQXDSPContext {