grml-lock: run physlock with `-u` option only if it's supported
-rw-r--r-- 15 .gitignore
drwxr-xr-x - compile
drwxr-xr-x - debian
drwxr-xr-x - doc
drwxr-xr-x - manpages
drwxr-xr-x - usr_bin
drwxr-xr-x - usr_sbin
drwxr-xr-x - usr_share