Signed-off-by: Mans Rullgard <mans@mansr.com>

It provides no useful information and breaks on renames.

Originally committed as revision 17097 to svn://svn.ffmpeg.org/ffmpeg/trunk

Consistently apply this rule: the guard name is obtained from the
filename by stripping the leading "lib", converting '/' and '.'  to
'_' and uppercasing the resulting name. Guard names in the root
directory have to be prefixed by "FFMPEG_".

Originally committed as revision 15120 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 11077 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 10765 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 10179 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 9484 to svn://svn.ffmpeg.org/ffmpeg/trunk

and fix GPL/LGPL version mismatches.

Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk

changed license from GPL to LGPL eventually, see
http://sourceforge.net/mailarchive/forum.php?thread_id=3320020&forum_id=5458

Originally committed as revision 6158 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 2105 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 1979 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 1978 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 1493 to svn://svn.ffmpeg.org/ffmpeg/trunk