#ifndef _VLC_CODECS_H
#define _VLC_CODECS_H 1
+#ifdef HAVE_ATTRIBUTE_PACKED
+# define ATTR_PACKED __attribute__((__packed__))
+#else
+# error FIXME
+#endif
+
/* Structures exported to the demuxers and decoders */
#if !(defined _GUID_DEFINED || defined GUID_DEFINED)