16 files changed, 32 insertions, 1 deletions
diff --git a/share/doc/psd/20.ipctut/Makefile b/share/doc/psd/20.ipctut/Makefile
index 9fe861d1d81..ae8da4cb6bd 100644
--- a/share/doc/psd/20.ipctut/Makefile
+++ b/share/doc/psd/20.ipctut/Makefile
@@ -1,4 +1,5 @@
-#	@(#)Makefile	8.1 (Berkeley) 8/14/93
+#	$OpenBSD: Makefile,v 1.2 2001/02/03 08:15:04 niklas Exp $
+
 
 DIR=	psd/20.ipctut
 SRCS=	tutor.me
diff --git a/share/doc/psd/20.ipctut/dgramread.c b/share/doc/psd/20.ipctut/dgramread.c
index cd0f147111f..31db5cdb19d 100644
--- a/share/doc/psd/20.ipctut/dgramread.c
+++ b/share/doc/psd/20.ipctut/dgramread.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: dgramread.c,v 1.2 2001/02/03 08:15:04 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/dgramsend.c b/share/doc/psd/20.ipctut/dgramsend.c
index 831fbf1575a..84887a5ad5a 100644
--- a/share/doc/psd/20.ipctut/dgramsend.c
+++ b/share/doc/psd/20.ipctut/dgramsend.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: dgramsend.c,v 1.2 2001/02/03 08:15:04 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/fig2.pic b/share/doc/psd/20.ipctut/fig2.pic
index ffbc193f733..b4ce7ea619b 100644
--- a/share/doc/psd/20.ipctut/fig2.pic
+++ b/share/doc/psd/20.ipctut/fig2.pic
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: fig2.pic,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/fig3.pic b/share/doc/psd/20.ipctut/fig3.pic
index 15a4a73bf7d..6f2adcdf8f2 100644
--- a/share/doc/psd/20.ipctut/fig3.pic
+++ b/share/doc/psd/20.ipctut/fig3.pic
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: fig3.pic,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/fig8.pic b/share/doc/psd/20.ipctut/fig8.pic
index 92b8833760e..4b1b37675fa 100644
--- a/share/doc/psd/20.ipctut/fig8.pic
+++ b/share/doc/psd/20.ipctut/fig8.pic
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: fig8.pic,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/pipe.c b/share/doc/psd/20.ipctut/pipe.c
index 3f482f3084d..8143c6560e7 100644
--- a/share/doc/psd/20.ipctut/pipe.c
+++ b/share/doc/psd/20.ipctut/pipe.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: pipe.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/socketpair.c b/share/doc/psd/20.ipctut/socketpair.c
index afc5c90cab4..2c9538e31b4 100644
--- a/share/doc/psd/20.ipctut/socketpair.c
+++ b/share/doc/psd/20.ipctut/socketpair.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: socketpair.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/strchkread.c b/share/doc/psd/20.ipctut/strchkread.c
index dcab1fce828..700d8353966 100644
--- a/share/doc/psd/20.ipctut/strchkread.c
+++ b/share/doc/psd/20.ipctut/strchkread.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: strchkread.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/streamread.c b/share/doc/psd/20.ipctut/streamread.c
index 139a2698dad..cb9f25b8f03 100644
--- a/share/doc/psd/20.ipctut/streamread.c
+++ b/share/doc/psd/20.ipctut/streamread.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: streamread.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/streamwrite.c b/share/doc/psd/20.ipctut/streamwrite.c
index db4daafe5a7..6a5469424d2 100644
--- a/share/doc/psd/20.ipctut/streamwrite.c
+++ b/share/doc/psd/20.ipctut/streamwrite.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: streamwrite.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/tutor.me b/share/doc/psd/20.ipctut/tutor.me
index fba4583f139..d9790c22588 100644
--- a/share/doc/psd/20.ipctut/tutor.me
+++ b/share/doc/psd/20.ipctut/tutor.me
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: tutor.me,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/udgramread.c b/share/doc/psd/20.ipctut/udgramread.c
index 1b6aa3b20de..5736f8cf551 100644
--- a/share/doc/psd/20.ipctut/udgramread.c
+++ b/share/doc/psd/20.ipctut/udgramread.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: udgramread.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/udgramsend.c b/share/doc/psd/20.ipctut/udgramsend.c
index 5e2b1475daa..405fdb87409 100644
--- a/share/doc/psd/20.ipctut/udgramsend.c
+++ b/share/doc/psd/20.ipctut/udgramsend.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: udgramsend.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/ustreamread.c b/share/doc/psd/20.ipctut/ustreamread.c
index 9faf5aa6aaf..d54d6e6429d 100644
--- a/share/doc/psd/20.ipctut/ustreamread.c
+++ b/share/doc/psd/20.ipctut/ustreamread.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: ustreamread.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
diff --git a/share/doc/psd/20.ipctut/ustreamwrite.c b/share/doc/psd/20.ipctut/ustreamwrite.c
index e356e50e80d..8f68ab8ec02 100644
--- a/share/doc/psd/20.ipctut/ustreamwrite.c
+++ b/share/doc/psd/20.ipctut/ustreamwrite.c
@@ -1,3 +1,5 @@
+.\"	$OpenBSD: ustreamwrite.c,v 1.2 2001/02/03 08:15:05 niklas Exp $
+.\"
 .\" Copyright (c) 1986, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"