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-rw-r--r--share/man/man4/unix.421
1 files changed, 19 insertions, 2 deletions
diff --git a/share/man/man4/unix.4 b/share/man/man4/unix.4
index 47db7ce9f33..4821a36d5e9 100644
--- a/share/man/man4/unix.4
+++ b/share/man/man4/unix.4
@@ -1,4 +1,4 @@
-.\" $OpenBSD: unix.4,v 1.13 2015/09/10 17:55:21 schwarze Exp $
+.\" $OpenBSD: unix.4,v 1.14 2021/03/08 02:47:26 jsg 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: September 10 2015 $
+.Dd $Mdocdate: March 8 2021 $
.Dt UNIX 4
.Os
.Sh NAME
@@ -152,3 +152,20 @@ when the destination socket is closed.
.Sh SEE ALSO
.Xr socket 2 ,
.Xr netintro 4
+.Rs
+.\" 4.4BSD PSD:20
+.%A S. Sechrest
+.%T An Introductory 4.4BSD Interprocess Communication Tutorial
+.%B 4.4BSD Programmer's Supplementary Documents (PSD)
+.Re
+.Rs
+.\" 4.4BSD PSD:21
+.%A S. J. Leffler
+.%A R. S. Fabry
+.%A W. N. Joy
+.%A P. Lapsley
+.%A S. Miller
+.%A C. Torek
+.%T An Advanced 4.4BSD Interprocess Communication Tutorial
+.%B 4.4BSD Programmer's Supplementary Documents (PSD)
+.Re