From 8a85cab6e5e4d7f475f9bc969b75162ea21299cc Mon Sep 17 00:00:00 2001
From: Eitan Adler <eadler@dragonflybsd.org>
Date: Mon, 9 Dec 2013 14:19:39 -0500
Subject: [PATCH] sed(1): Per the resolution of POSIX bug 0000779 (note
 0002050) add support for using 'i' as a case insensitive flag.

Obtained-from:   FreeBSD r259132
---
 usr.bin/sed/compile.c | 1 +
 usr.bin/sed/sed.1     | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/usr.bin/sed/compile.c b/usr.bin/sed/compile.c
index ad4671f30b..72c5cf572b 100644
--- a/usr.bin/sed/compile.c
+++ b/usr.bin/sed/compile.c
@@ -576,6 +576,7 @@ compile_flags(char *p, struct s_subst *s)
 		case 'p':
 			s->p = 1;
 			break;
+		case 'i':
 		case 'I':
 			s->icase = 1;
 			break;
diff --git a/usr.bin/sed/sed.1 b/usr.bin/sed/sed.1
index dcf051b6ca..7c6939acfb 100644
--- a/usr.bin/sed/sed.1
+++ b/usr.bin/sed/sed.1
@@ -31,7 +31,7 @@
 .\"	@(#)sed.1	8.2 (Berkeley) 12/30/93
 .\" $FreeBSD: src/usr.bin/sed/sed.1,v 1.50 2009/05/25 21:29:06 brian Exp $
 .\"
-.Dd June 13, 2009
+.Dd December 9, 2013
 .Dt SED 1
 .Os
 .Sh NAME
@@ -193,7 +193,7 @@ a context address
 that consists of a regular expression preceded and followed by a
 delimiter.
 The closing delimiter can also optionally be followed by the
-.Dq I
+.Dq i
 character, to indicate that the regular expression is to be matched
 in a case-insensitive way.
 .El
@@ -504,7 +504,7 @@ Append the pattern space to
 if a replacement was made.
 If the replacement string is identical to that which it replaces, it
 is still considered to have been a replacement.
-.It I
+.It i or I
 Match the regular expression in a case-insensitive way.
 .El
 .Pp
-- 
2.41.0