ffmpeg Build attempt fails in 11.10

I used this ffmpeg build site because it has worked for me in the past:

https://ffmpeg.org/trac/ffmpeg/wiki/UbuntuCompilationGuide#x264

The build failed with this output to terminal:

Enter a number to change any of them or press ENTER to continue:

Installing with make install...

========================= Installation results ===========================
Makefile:2: config.mak: No such file or directory
Makefile:49: /common.mak: No such file or directory
Makefile:92: /libavutil/Makefile: No such file or directory
Makefile:92: /library.mak: No such file or directory
Makefile:179: /doc/Makefile: No such file or directory
Makefile:180: /tests/Makefile: No such file or directory
make: *** No rule to make target `/tests/Makefile'.  Stop.

****  Installation failed. Aborting package creation.

Cleaning up...OK

Bye.

ubuntu@ubuntu:~/ffmpeg$ hash x264 ffmpeg ffplay ffprobe
bash: hash: ffmpeg: not found
bash: hash: ffplay: not found
bash: hash: ffprobe: not found
ubuntu@ubuntu:~/ffmpeg$