enabled.  Also fixes some "defined but not used" warnings in that case.

Originally committed as revision 8685 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8684 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8683 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8682 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8681 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Marco Gerards, mgerards xs4all nl

Originally committed as revision 8680 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8679 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8678 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8677 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8676 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8675 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8674 to svn://svn.ffmpeg.org/ffmpeg/trunk

shorter and correcter (its not the number of anything)

Originally committed as revision 8673 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8672 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8671 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8670 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8669 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8668 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8667 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8666 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8665 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8664 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8663 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8662 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8661 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8660 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8659 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8658 to svn://svn.ffmpeg.org/ffmpeg/trunk

5% smaller adpcm.o
20% faster

Originally committed as revision 8657 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Anssi Hannula, anssi.hannula gmail com

Originally committed as revision 8656 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8655 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8654 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8653 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8652 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8651 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8650 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Nicholas Tung, ntung ntung com

Originally committed as revision 8649 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 8648 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Nicholas Tung, ntung ntung com

Originally committed as revision 8647 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Marco Gerards, mgerards xs4all nl

Originally committed as revision 8646 to svn://svn.ffmpeg.org/ffmpeg/trunk