-VLC_EXPORT( void, httpd_MsgInit, ( httpd_message_t * ) );
-VLC_EXPORT( void, httpd_MsgAdd, ( httpd_message_t *, const char *psz_name, const char *psz_value, ... ) ATTRIBUTE_FORMAT( 3, 4 ) );
+VLC_EXPORT( void, httpd_MsgAdd, ( httpd_message_t *, const char *psz_name, const char *psz_value, ... ) LIBVLC_FORMAT( 3, 4 ) );