https://www.apt-browse.org/browse/debian/stretch/main/all/west-chamber-dkms/20100405+svn20111107.r124-7/file/usr/src/west-chamber-20100405+svn20111107.r124/Makefile.iptrules.in
/usr/src/west-chamber-20100405+svn20111107.r124/Makefile.iptrules.in
usrsrcwestchambermakefile