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-rw-r--r--usr.bin/uniq/uniq.110
1 files changed, 7 insertions, 3 deletions
diff --git a/usr.bin/uniq/uniq.1 b/usr.bin/uniq/uniq.1
index a5e1f5ba8c9..affd478612e 100644
--- a/usr.bin/uniq/uniq.1
+++ b/usr.bin/uniq/uniq.1
@@ -1,4 +1,4 @@
-.\" $OpenBSD: uniq.1,v 1.20 2017/12/21 10:05:59 tb Exp $
+.\" $OpenBSD: uniq.1,v 1.21 2017/12/23 00:52:33 schwarze Exp $
.\" $NetBSD: uniq.1,v 1.5 1994/12/06 07:51:15 jtc Exp $
.\"
.\" Copyright (c) 1991, 1993
@@ -33,7 +33,7 @@
.\"
.\" @(#)uniq.1 8.1 (Berkeley) 6/6/93
.\"
-.Dd $Mdocdate: December 21 2017 $
+.Dd $Mdocdate: December 23 2017 $
.Dt UNIQ 1
.Os
.Sh NAME
@@ -74,7 +74,7 @@ A field is a string of non-blank characters separated from adjacent fields
by blanks, with blanks considered part of the following field.
Field numbers are one based, i.e., the first field is field one.
.It Fl i
-Case insensitive comparison of lines.
+Regard lower and upper case ASCII characters as identical.
.It Fl s Ar chars
Ignore the first
.Ar chars
@@ -128,6 +128,10 @@ If unset or set to
.Qq POSIX ,
or an unsupported value, each byte is treated as a character,
and only space and tab are considered blank.
+.Pp
+This variable is ignored for case comparisons.
+Lower and upper case versions of non-ASCII characters are always
+considered different.
.El
.Sh EXIT STATUS
.Ex -std uniq