gecko-dev/modules/lib7z/LZMASDK
..
Asm
C
CPP
CS/7zip
Java/SevenZip
7zC.txt
7zFormat.txt
Methods.txt
README.mozilla
history.txt
lzma.txt

README.mozilla

This directory contains LZMA SDK, which is available at
http://www.7-zip.org/sdk.html

The files are the content of the LZMA SDK version 9.07 beta package
downloaded from http://downloads.sourceforge.net/sevenzip/lzma907.tar.bz2