Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com> (cherry picked from commit ae628ec1fd7f54c102bf9e667a3edd404b9b9128)
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)
Patch by Rafaël Carré, rafael d carre a gmail Originally committed as revision 24355 to svn://svn.ffmpeg.org/ffmpeg/trunk