===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tail/tail.1,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -r1.18 -r1.19
--- src/usr.bin/tail/tail.1	2010/09/03 11:09:29	1.18
+++ src/usr.bin/tail/tail.1	2014/05/31 23:08:53	1.19
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: tail.1,v 1.18 2010/09/03 11:09:29 jmc Exp $
+.\"	$OpenBSD: tail.1,v 1.19 2014/05/31 23:08:53 jmc Exp $
 .\"	$NetBSD: tail.1,v 1.4 1994/11/23 07:42:13 jtc Exp $
 .\"
 .\" Copyright (c) 1980, 1990, 1991, 1993
@@ -33,7 +33,7 @@
 .\"
 .\"	@(#)tail.1	8.1 (Berkeley) 6/6/93
 .\"
-.Dd $Mdocdate: September 3 2010 $
+.Dd $Mdocdate: May 31 2014 $
 .Dt TAIL 1
 .Os
 .Sh NAME
@@ -151,7 +151,14 @@
 .Nm
 utility is compliant with the
 .St -p1003.1-2008
-specification.
+specification,
+except
+.St -p1003.1-2008
+says the
+.Fl f
+option should be ignored if
+.Ar file
+is a FIFO.
 .Pp
 The flags
 .Op Fl br