BTW, busybox has been greatly stripped down, this is all that is left:
[, [[, ash, awk, bash, cat, chmod, cp, date, dd, df, dmesg, du, echo,
env, false, fdisk, free, fsync, gunzip, gzip, halt, hwclock, ifconfig,
inetd, init, insmod, iostat, kill, linuxrc, ln, login, ls, lsmod...