mkdir -vp  $INSTALL_ROOT/usr/share/games/doom                           &&
chmod 0770 $INSTALL_ROOT/usr/share/games/doom                           &&
chown root:games $INSTALL_ROOT/usr/share/games/doom                     &&
cp -v  $SOURCE_DIRECTORY/doom2.wad  $INSTALL_ROOT/usr/share/games/doom  &&
cd $INSTALL_ROOT/usr/share/games/doom                                   &&
find_and_scam