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32 .\" @(#)look.1 8.1 (Berkeley) 6/14/93
39 .Nd display lines beginning with a given string
49 utility displays any lines in
56 performs a binary search, the lines in
60 got the same options \-d and/or \-f that
66 is not specified, the file
67 .Pa /usr/share/dict/words
68 is used, only alphanumeric characters are compared and the case of
69 alphabetic characters is ignored.
74 Dictionary character set and order, i.e. only alphanumeric characters
75 are compared. (On by default if no file specified).
77 Ignore the case of alphabetic characters. (On by default if no file specified).
79 Use the alternate dictionary
80 .Pa /usr/share/dict/web2
82 Specify a string termination character, i.e. only the characters
85 up to and including the first occurrence of
92 utility exits 0 if one or more lines were found and displayed,
93 1 if no lines were found, and >1 if an error occurred.
95 .Bl -tag -width /usr/share/dict/words -compact
96 .It Pa /usr/share/dict/words
98 .It Pa /usr/share/dict/web2
99 the alternate dictionary
105 The original manual page stated that tabs and blank characters participated
106 in comparisons when the
108 option was specified.
109 This was incorrect and the current man page matches the historic
113 appeared in Version 7 AT&T Unix.
115 The look command is part of the util-linux-ng package and is available from
116 ftp://ftp.kernel.org/pub/linux/utils/util-linux-ng/.