escape two instances of the word "An" in Rs/Re blocks: although mandoc

can handle it, groff does not like it;

diff --git a/share/man/man4/unix.4 b/share/man/man4/unix.4
index 4821a36..9897023 100644 (file)
--- a/share/man/man4/unix.4
+++ b/share/man/man4/unix.4
@@ -1,4 +1,4 @@
-.\"    $OpenBSD: unix.4,v 1.14 2021/03/08 02:47:26 jsg Exp $
+.\"    $OpenBSD: unix.4,v 1.15 2021/08/21 18:18:05 jmc Exp $
 .\"    $NetBSD: unix.4,v 1.3 1994/11/30 16:22:43 jtc Exp $
 .\"
 .\" Copyright (c) 1991, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"     @(#)unix.4     8.1 (Berkeley) 6/9/93
 .\"
-.Dd $Mdocdate: March 8 2021 $
+.Dd $Mdocdate: August 21 2021 $
 .Dt UNIX 4
 .Os
 .Sh NAME
@@ -155,7 +155,7 @@ when the destination socket is closed.
 .Rs
 .\" 4.4BSD PSD:20
 .%A S. Sechrest
-.%T An Introductory 4.4BSD Interprocess Communication Tutorial
+.%T \&An Introductory 4.4BSD Interprocess Communication Tutorial
 .%B 4.4BSD Programmer's Supplementary Documents (PSD)
 .Re
 .Rs
@@ -166,6 +166,6 @@ when the destination socket is closed.
 .%A P. Lapsley
 .%A S. Miller
 .%A C. Torek
-.%T An Advanced 4.4BSD Interprocess Communication Tutorial
+.%T \&An Advanced 4.4BSD Interprocess Communication Tutorial
 .%B 4.4BSD Programmer's Supplementary Documents (PSD)
 .Re