halexander9000@halexander9000-904HD:~$ cd /home/halexander9000/ffmpeg
halexander9000@halexander9000-904HD:~/ffmpeg$ ./configure --enable-gpl --enable-version3 --enable-nonfree --enable-postproc \
>  --enable-pthreads --enable-libfaac --enable-libfaad --enable-libmp3lame \
> --enable-libtheora --enable-libx264 --enable-libxvid --enable-x11grab \
> --enable-libvorbis
Unknown option "--enable-libfaad".
See ./configure --help for available options.
halexander9000@halexander9000-904HD:~/ffmpeg$ sudo apt-get install libfaad-dev
[sudo] password for halexander9000:
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  libhighgui2.1 libcvaux2.1 libavfilter2
Use 'apt-get autoremove' to remove them.
The following NEW packages will be installed:
  libfaad-dev
0 upgraded, 1 newly installed, 0 to remove and 1 not upgraded.
Need to get 177 kB of archives.
After this operation, 356 kB of additional disk space will be used.
Get:1 http://ro.archive.ubuntu.com/ubuntu/ oneiric/universe libfaad-dev i386 2.7-6ubuntu1 [177 kB]
Fetched 177 kB in 0s (365 kB/s)
Selecting previously deselected package libfaad-dev.
(Reading database ... 273809 files and directories currently installed.)
Unpacking libfaad-dev (from .../libfaad-dev_2.7-6ubuntu1_i386.deb) ...
Setting up libfaad-dev (2.7-6ubuntu1) ...
halexander9000@halexander9000-904HD:~/ffmpeg$ ./configure --enable-gpl --enable-version3 --enable-nonfree --enable-postproc  --enable-pthreads --enable-libfaac --enable-libfaad --enable-libmp3lame --enable-libtheora --enable-libx264 --enable-libxvid --enable-x11grab --enable-libvorbis
Unknown option "--enable-libfaad".
See ./configure --help for available options.
halexander9000@halexander9000-904HD:~/ffmpeg$ sudo ldconfig
halexander9000@halexander9000-904HD:~/ffmpeg$ ./configure --enable-gpl --enable-version3 --enable-nonfree --enable-postproc  --enable-pthreads --enable-libfaac --enable-libfaad --enable-libmp3lame --enable-libtheora --enable-libx264 --enable-libxvid --enable-x11grab --enable-libvorbis
Unknown option "--enable-libfaad".
See ./configure --help for available options.