LIBAVFORMAT_MAJOR {
     global:
         av*;

         #FIXME those are for ffserver
         ff_inet_aton;
         ff_socket_nonblock;
         ff_rtsp_parse_line;
         ff_rtp_get_local_rtp_port;
         ff_rtp_get_local_rtcp_port;
         ffio_open_dyn_packet_buf;
         ffio_set_buf_size;
         ffurl_close;
         ffurl_open;
         ffurl_write;

     local:
         *;

 };