Unix Power Tools, 3rd Edition by Shelley Powers, Jerry Peek, Tim O'Reilly, Mike Loukides, et. al. The following errata were *corrected* in the 2/07 reprint: Here's a key to the markup: [page-number]: serious technical mistake {page-number}: minor technical mistake : important language/formatting problem (page-number): language change or minor formatting problem ******************************************* (26) End of article 1.17; The last paragraph refers to Figure 1-1 in the following sentence: So, as Figure 1.1 shows, there are a total of nine mode bits (three for each class) that set the basic access permissions. it should say: So, there are a total of nine mode bits (three for each class) that set the basic access permissions. (figure 1-1 is for something different, and the figures for permission bits were removed in the 3rd edition) ******************************************* {84} In the last example, the blank line (after the line starting with "alias setprompt") shouldn't be there. The blank line makes the C shell give an error about unmatched quotes. ******************************************* (106) 4th paragraph; stystems should read: systems whitespce should read: whitespace ******************************************* (379) 4th paragraph starting with "As you can guess", first line; Change "demostration" to "demonstration" *******************************************