Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com> (cherry picked from commit a2704c9712ad35cc22e7e0d8a79b581c07fa383b)
This also lists the objects from those two libraries as internal (by adding the ff_ prefix) so that they can then be hidden via linker scripts. (cherry picked from commit c6610a216ed2948885772154a2eed696e0cb4aca)
Originally committed as revision 24488 to svn://svn.ffmpeg.org/ffmpeg/trunk