It gives many Linux commands:
[, [[, acpid, addgroup, adduser, ar, arp, arping, ash, awk, basename,
blkid, brctl, bunzip2, bzcat, bzip2, cal, cat, catv, chattr, chgrp,
chmod, chown, chpasswd, chroot, chrt, chvt, cksum, clear, cmp, comm,
cp, cpio, crond, crontab, cryptpw, cut, date, dc, dd, deallocvt,
delgroup, deluser, depmod, devmem, df, dhcprelay, diff, dirname, dmesg,
dnsd, dnsdomainname, dos2unix, dpkg, dpkg-deb, du, dumpkmap,
dumpleases, echo, ed, egrep, env, ether-wake, expr, fakeidentd, false,
fbset, fbsplash, fdflush, fdformat, fgrep, find, findfs,
flash_eraseall, flash_lock, flash_unlock, flashcp, flock, fold, free,
freeramdisk, fsck, fsck.minix, fsync, ftpd, ftpget, ftpput, fuser,
getopt, getty, grep, gunzip, gzip, halt, hd, hdparm, head, hexdump,
hostid, hostname, httpd, hush, hwclock, id, ifconfig, ifdown,
ifenslave, ifplugd, ifup, init, inotifyd, insmod, install, ionice, ip,
ipaddr, ipcalc, ipcrm, ipcs, iplink, iproute, iprule, iptunnel, kill,
killall, killall5, klogd, last, length, less, linux32, linux64,
linuxrc, ln, loadfont, loadkmap, logger, login, logname, losetup, ls,
lsattr, lsmod, lspci, lsusb, lzcat, lzma, makedevs, man, md5sum, mdev,
mesg, microcom, mkdir, mkdosfs, mke2fs, mkfifo, mkfs.ext2, mkfs.minix,
mkfs.reiser, mkfs.vfat, mknod, mkpasswd, mkswap, mktemp, modinfo,
modprobe, more, mount, mountpoint, mt, mv, nameif, nc, netstat, nice,
nmeter, nohup, nslookup, ntpd, od, openvt, passwd, patch, pgrep, pidof,
ping, pipe_progress, pivot_root, pkill, poweroff, printenv, printf, ps,
pscan, pwd, rdate, rdev, readlink, readprofile, realpath, reboot,
renice, reset, resize, rev, rfkill, rm, rmdir, rmmod, route, rpm,
rtcwake, run-parts, runlevel, rx, script, scriptreplay, sed, seq,
setarch, setconsole, setkeycodes, setlogcons, setsid, sh, sha1sum,
sha256sum, sha512sum, showkey, slattach, sleep, smemcap, sort, split,
start-stop-daemon, stat, strings, stty, sulogin, sum, swapoff, swapon,
switch_root, sync, sysctl, syslogd, tac, tail, tar, taskset, tcpsvd,
tee, telnet, telnetd, test, tftp, tftpd, time, timeout, top, touch, tr,
traceroute, true, tty, ttysize, tunctl, tune2fs, udhcpc, udhcpd,
udpsvd, umount, uname, unexpand, uniq, unix2dos, unlzma, unxz, unzip,
uptime, usleep, uudecode, uuencode, vconfig, vi, vlock, volname, wall,
watch, watchdog, wc, wget, which, who, whoami, xargs, xz, xzcat, yes,
zcat, zcip
