BusyBox v1.16.0

Options:
        if=FILE         Read from FILE instead of stdin
        of=FILE         Write to FILE instead of stdout
        bs=N            Read and write N bytes at a time
        ibs=N           Read N bytes at a time
        obs=N           Write N bytes at a time
        count=N         Copy only N input blocks
        skip=N          Skip N input blocks
        seek=N          Skip N output blocks
        conv=notrunc    Don't truncate output file
        conv=noerror    Continue after read errors
        conv=sync       Pad blocks with zeros
        conv=fsync      Physically write data out before finishing

Currently defined functions:
        [, [[, adjtimex, ar, arp, arping, ash, awk, basename, bbconfig, beep,
        blkid, brctl, bunzip2, bzcat, bzip2, cal, cat, catv, chat, chattr,
        chgrp, chmod, chown, chpst, chroot, chrt, chvt, cksum, clear, cmp,
        comm, cp, cpio, crond, crontab, cttyhack, cut, date, dc, dd, deallocvt,
        depmod, devmem, df, dhcprelay, diff, dirname, dmesg, dnsd,
        dnsdomainname, dos2unix, dpkg, dpkg-deb, du, dumpkmap, dumpleases,
        echo, ed, egrep, eject, env, envdir, envuidgid, ether-wake, expand,
        expr, fakeidentd, false, fbset, fbsplash, fdflush, fdformat, fdisk,
        fgrep, find, findfs, fold, free, freeramdisk, fsck, fsck.minix, fsync,
        ftpd, ftpget, ftpput, fuser, getopt, grep, gunzip, gzip, halt, hd,
        hdparm, head, hexdump, hostid, hostname, httpd, hush, hwclock, id,
        ifconfig, ifdown, ifenslave, ifplugd, ifup, inetd, init, insmod,
        install, ionice, ip, ipaddr, ipcalc, ipcrm, ipcs, iplink, iproute,
        iprule, iptunnel, kbd_mode, kill, killall, killall5, klogd, last,
        length, less, linux32, linux64, linuxrc, ln, loadfont, loadkmap,
        logger, logname, logread, losetup, lpd, lpq, lpr, ls, lsattr, lsmod,
        lspci, lsusb, lzmacat, lzop, lzopcat, makedevs, makemime, man, md5sum,
        mdev, mesg, microcom, mkdir, mkdosfs, mkfifo, mkfs.minix, mkfs.reiser,
        mkfs.vfat, mknod, mkswap, mktemp, modprobe, more, mount, mountpoint,
        msh, mt, mv, nameif, nc, netstat, nice, nmeter, nohup, nslookup, ntpd,
        od, openvt, patch, pgrep, pidof, ping, ping6, pipe_progress,
        pivot_root, pkill, popmaildir, poweroff, printenv, printf, ps, pscan,
        pwd, raidautorun, rdate, rdev, readahead, readlink, readprofile,
        realpath, reboot, reformime, renice, reset, resize, rm, rmdir, rmmod,
        route, rpm, rpm2cpio, rtcwake, run-parts, runlevel, runsv, runsvdir,
        rx, script, scriptreplay, sed, sendmail, seq, setarch, setconsole,
        setfont, setkeycodes, setlogcons, setsid, setuidgid, sh, sha1sum,
        sha256sum, sha512sum, showkey, slattach, sleep, softlimit, sort, split,
        start-stop-daemon, stat, strings, stty, sum, sv, svlogd, swapoff,
        swapon, switch_root, sync, sysctl, syslogd, tac, tail, tar, taskset,
        tcpsvd, tee, telnet, telnetd, test, tftp, tftpd, time, timeout, top,
        touch, tr, traceroute, traceroute6, true, tty, ttysize, tunctl, udhcpc,
        udhcpd, udpsvd, umount, uname, uncompress, unexpand, uniq, unix2dos,
        unlzma, unlzop, unzip, uptime, usleep, uudecode, uuencode, vconfig, vi,
        volname, wall, watch, watchdog, wc, wget, which, who, whoami, xargs,
        yes, zcat, zcip