c:\android-sdk\tools>adb shell
$ ls -al /dev/pts
ls -al /dev/pts
-al: No such file or directory
2
1
0
$ ls -a -l /dev/pts
ls -a -l /dev/pts
crw------- shell    shell    136,   2 2011-08-01 15:11 2
crw------- root     root     136,   1 2011-08-01 15:10 1
crw------- root     root     136,   0 2011-08-01 15:10 0
$