Subject: A UNIX Alphabet THE ABC'S OF UNIX A is for Awk, which runs like a snail, and B is for Biff, which reads all your mail. C is for CC, as hackers recall, while D is for DD, the command that does all. E is for Emacs, which rebinds your keys, and F is for Fsck, which rebuilds your trees. G is for Grep, a clever detective, while H is for Halt, which may seem defective. I is for Indent, which rarely amuses, and J is for Join, which nobody uses. K is for Kill, which makes you the boss, while L is for Lex, which is missing from DOS. M is for More, from which Less was begot, and N is for Nice, which it really is not. O is for Od, which prints out things nice, while P is for Passwd, which reads in strings twice. Q is for Quota, a Berkeley-type fable, and R is for Ranlib, for sorting ar [sic] table. S is for Spell, which attempts to belittle, while T is for True, which does very little. U is for Uniq, which is used after Sort, and V is for Vi, which is hard to abort. W is for Whoami, which tells you your name, while X is, well, X, of dubious fame. Y is for Yes, which makes an impression, and Z is for Zcat, which handles compression.