patch by: Björn Axelsson, bjorn d axelsson a intinor d se thread: [PATCH] Remove static ByteIOContexts, 06 nov 2007 Originally committed as revision 11071 to svn://svn.ffmpeg.org/ffmpeg/trunk
based on a patch from Peter Ross Originally committed as revision 10914 to svn://svn.ffmpeg.org/ffmpeg/trunk