UNIX system helpers FAQ

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2001$BG/(J5$B7n(J11$BF|99?7(J
2001$BG/(J5$B7n(J17$BF|99?7(J
2002$BG/(J4$B7n(J25$BF|99?7(J
2004$BG/(J4$B7n(J13$BF|99?7(J