UNIX Power Tools, 2nd Edition by Jerry Peek, Tim O'Reilly, and Mike Loukides Here are the changes that were made in the 6th printing (indicated by "0 9 8 7 6" on the copyright page): {206} Korn shell emacs mode line editing commands: CTRL-z is now CTRL-a (255) sixth paragraph, the one labeled !(abc): changed: "doesn't match xabcx or xabcabcx, but does match" to: "doesn't match xabcx, but does match" (265) changed the second sentence: "when the file was created" to "when a link was added" so the sentence now reads: The inode time tells when a link was added, when you used chmod to change the permissions, and so on. (267) changed the sentence in the third paragraph: The access time is the last time the file was read or written. to: The access time is the last time the file was read. {376} last paragraph: deleted footnote, added "(your ls -l may look a bit different)" before colon.