total 0
crw-rw-rw-  1 root root 1, 7 Sep 10 17:36 full
crw-rw-rw-  1 root root 1, 3 Sep 10 17:36 null
crw-rw-rw-  1 root root 5, 2 Sep 10 17:36 ptmx
drwxr-xr-x  2 root root   48 Sep 10 17:36 pts
crw-r--r--  1 root root 1, 8 Sep 10 17:36 random
crw-rw-rw-  1 root root 5, 0 Sep 10 17:36 tty
crw-r--r--  1 root root 1, 9 Sep 10 17:36 urandom
crw-rw-rw-  1 root root 1, 5 Sep 10 17:36 zero