;-)
Currently defined functions:
[, ash, basename, busybox, cat, chmod, cp, date, dmesg, echo,
env, false, fgrep, free, grep, ifconfig, init, insmod, kill, killall,
ln, ls, lsmod, mkdir, mknod, modprobe, more, mount, mv, netstat,
nslookup, pidof, ping, ps, pwd...