26 files changed, 78 insertions, 26 deletions

diff --git a/usr.bin/tip/libacu/biz22.c b/usr.bin/tip/libacu/biz22.c
index 99b6fb08afeb1..7e0a2acd84687 100644
--- a/usr.bin/tip/libacu/biz22.c
+++ b/usr.bin/tip/libacu/biz22.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: biz22.c,v 1.13 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: biz22.c,v 1.6 1997/02/11 09:24:11 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/biz31.c b/usr.bin/tip/libacu/biz31.c
index 5bc00ae517ed1..dc8f26af13ce5 100644
--- a/usr.bin/tip/libacu/biz31.c
+++ b/usr.bin/tip/libacu/biz31.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: biz31.c,v 1.10 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: biz31.c,v 1.5 1997/02/11 09:24:14 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/courier.c b/usr.bin/tip/libacu/courier.c
index b23c28ccabb75..a0a9b5c0efff5 100644
--- a/usr.bin/tip/libacu/courier.c
+++ b/usr.bin/tip/libacu/courier.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: courier.c,v 1.15 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: courier.c,v 1.7 1997/02/11 09:24:16 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1986, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/df.c b/usr.bin/tip/libacu/df.c
index 03374e11678f7..cef96080b1b0c 100644
--- a/usr.bin/tip/libacu/df.c
+++ b/usr.bin/tip/libacu/df.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: df.c,v 1.9 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: df.c,v 1.4 1995/10/29 00:49:51 pk Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/dn11.c b/usr.bin/tip/libacu/dn11.c
index a0b18ba18afc7..385ba8b61be12 100644
--- a/usr.bin/tip/libacu/dn11.c
+++ b/usr.bin/tip/libacu/dn11.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: dn11.c,v 1.9 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: dn11.c,v 1.4 1995/10/29 00:49:53 pk Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/hayes.c b/usr.bin/tip/libacu/hayes.c
index fe52274901d78..12e8401bfd6e0 100644
--- a/usr.bin/tip/libacu/hayes.c
+++ b/usr.bin/tip/libacu/hayes.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: hayes.c,v 1.13 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: hayes.c,v 1.6 1997/02/11 09:24:17 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/t3000.c b/usr.bin/tip/libacu/t3000.c
index a640ff3a2a139..861d8d04e0077 100644
--- a/usr.bin/tip/libacu/t3000.c
+++ b/usr.bin/tip/libacu/t3000.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: t3000.c,v 1.14 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: t3000.c,v 1.5 1997/02/11 09:24:18 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/v3451.c b/usr.bin/tip/libacu/v3451.c
index 0de679e3a382c..3fe6c21b9b14a 100644
--- a/usr.bin/tip/libacu/v3451.c
+++ b/usr.bin/tip/libacu/v3451.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: v3451.c,v 1.9 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: v3451.c,v 1.6 1997/02/11 09:24:20 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/v831.c b/usr.bin/tip/libacu/v831.c
index 7adc3c67b15c8..60666383700ec 100644
--- a/usr.bin/tip/libacu/v831.c
+++ b/usr.bin/tip/libacu/v831.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: v831.c,v 1.11 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: v831.c,v 1.5 1996/12/29 10:42:01 cgd Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/libacu/ventel.c b/usr.bin/tip/libacu/ventel.c
index 399b5d8cc54e7..df086625e9a6f 100644
--- a/usr.bin/tip/libacu/ventel.c
+++ b/usr.bin/tip/libacu/ventel.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: ventel.c,v 1.12 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: ventel.c,v 1.6 1997/02/11 09:24:21 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/acu.c b/usr.bin/tip/tip/acu.c
index 5d2cda624c027..d24e7f7529260 100644
--- a/usr.bin/tip/tip/acu.c
+++ b/usr.bin/tip/tip/acu.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: acu.c,v 1.12 2006/03/17 14:43:06 moritz Exp $	*/
 /*	$NetBSD: acu.c,v 1.4 1996/12/29 10:34:03 cgd Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/acutab.c b/usr.bin/tip/tip/acutab.c
index 5f64968636778..49f1b4a4a6084 100644
--- a/usr.bin/tip/tip/acutab.c
+++ b/usr.bin/tip/tip/acutab.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: acutab.c,v 1.5 2006/03/17 19:17:13 moritz Exp $	*/
 /*	$NetBSD: acutab.c,v 1.3 1994/12/08 09:30:41 jtc Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/cmds.c b/usr.bin/tip/tip/cmds.c
index 50cedc4d87d5f..6676ae34ac942 100644
--- a/usr.bin/tip/tip/cmds.c
+++ b/usr.bin/tip/tip/cmds.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: cmds.c,v 1.26 2006/06/06 23:24:52 deraadt Exp $	*/
 /*	$NetBSD: cmds.c,v 1.7 1997/02/11 09:24:03 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/cmdtab.c b/usr.bin/tip/tip/cmdtab.c
index 3666c12af6716..d8c1231fffa51 100644
--- a/usr.bin/tip/tip/cmdtab.c
+++ b/usr.bin/tip/tip/cmdtab.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: cmdtab.c,v 1.7 2006/03/17 14:43:06 moritz Exp $	*/
 /*	$NetBSD: cmdtab.c,v 1.3 1994/12/08 09:30:46 jtc Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/cu.c b/usr.bin/tip/tip/cu.c
index d8d104d482e47..6c888d1d6e63e 100644
--- a/usr.bin/tip/tip/cu.c
+++ b/usr.bin/tip/tip/cu.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: cu.c,v 1.19 2006/05/25 08:41:52 jmc Exp $	*/
 /*	$NetBSD: cu.c,v 1.5 1997/02/11 09:24:05 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/hunt.c b/usr.bin/tip/tip/hunt.c
index 0c104f1d53268..2f6711d0b14d4 100644
--- a/usr.bin/tip/tip/hunt.c
+++ b/usr.bin/tip/tip/hunt.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: hunt.c,v 1.13 2006/03/17 19:39:46 deraadt Exp $	*/
 /*	$NetBSD: hunt.c,v 1.6 1997/04/20 00:02:10 mellon Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/log.c b/usr.bin/tip/tip/log.c
index 8123795111a31..aeb324ad7ef8e 100644
--- a/usr.bin/tip/tip/log.c
+++ b/usr.bin/tip/tip/log.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: log.c,v 1.8 2006/03/16 19:32:46 deraadt Exp $	*/
 /*	$NetBSD: log.c,v 1.4 1994/12/24 17:56:28 cgd Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/partab.c b/usr.bin/tip/tip/partab.c
index 05bb3294a7de9..f2d6c313313ed 100644
--- a/usr.bin/tip/tip/partab.c
+++ b/usr.bin/tip/tip/partab.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: partab.c,v 1.5 2003/06/03 02:56:18 millert Exp $	*/
 /*	$NetBSD: partab.c,v 1.4 1996/12/29 10:38:21 cgd Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/pathnames.h b/usr.bin/tip/tip/pathnames.h
index 66a453ddd65fc..a42aed3f7368e 100644
--- a/usr.bin/tip/tip/pathnames.h
+++ b/usr.bin/tip/tip/pathnames.h
@@ -2,7 +2,9 @@
 /*	$NetBSD: pathnames.h,v 1.3 1994/12/08 09:30:59 jtc Exp $	*/
 /*	$FreeBSD$	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/remote.c b/usr.bin/tip/tip/remote.c
index d9993ae7d9280..1fe03beb9c2bb 100644
--- a/usr.bin/tip/tip/remote.c
+++ b/usr.bin/tip/tip/remote.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: remote.c,v 1.16 2006/06/06 23:24:52 deraadt Exp $	*/
 /*	$NetBSD: remote.c,v 1.5 1997/04/20 00:02:45 mellon Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/tip.c b/usr.bin/tip/tip/tip.c
index 066d679c87b22..a65ad616e8a28 100644
--- a/usr.bin/tip/tip/tip.c
+++ b/usr.bin/tip/tip/tip.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: tip.c,v 1.30 2006/08/18 03:06:18 jason Exp $	*/
 /*	$NetBSD: tip.c,v 1.13 1997/04/20 00:03:05 mellon Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/tip.h b/usr.bin/tip/tip/tip.h
index 7e7faa6bd9055..041ba8a073fea 100644
--- a/usr.bin/tip/tip/tip.h
+++ b/usr.bin/tip/tip/tip.h
@@ -2,7 +2,9 @@
 /*	$NetBSD: tip.h,v 1.7 1997/04/20 00:02:46 mellon Exp $	*/
 /*	$FreeBSD$	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/tipout.c b/usr.bin/tip/tip/tipout.c
index db6afe4f42c1a..8018229c02a92 100644
--- a/usr.bin/tip/tip/tipout.c
+++ b/usr.bin/tip/tip/tipout.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: tipout.c,v 1.18 2006/05/31 07:03:08 jason Exp $	*/
 /*	$NetBSD: tipout.c,v 1.5 1996/12/29 10:34:12 cgd Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/uucplock.c b/usr.bin/tip/tip/uucplock.c
index c82ea784b9658..da1601590dae7 100644
--- a/usr.bin/tip/tip/uucplock.c
+++ b/usr.bin/tip/tip/uucplock.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: uucplock.c,v 1.11 2006/03/16 19:32:46 deraadt Exp $	*/
 /*	$NetBSD: uucplock.c,v 1.7 1997/02/11 09:24:08 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1988, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/value.c b/usr.bin/tip/tip/value.c
index b6cf5c2a44115..a4776b80d35d0 100644
--- a/usr.bin/tip/tip/value.c
+++ b/usr.bin/tip/tip/value.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: value.c,v 1.14 2006/03/17 22:02:58 moritz Exp $	*/
 /*	$NetBSD: value.c,v 1.6 1997/02/11 09:24:09 mrg Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/usr.bin/tip/tip/vars.c b/usr.bin/tip/tip/vars.c
index a991bcc5b51a5..a412264295c69 100644
--- a/usr.bin/tip/tip/vars.c
+++ b/usr.bin/tip/tip/vars.c
@@ -1,7 +1,9 @@
 /*	$OpenBSD: vars.c,v 1.8 2006/08/18 03:06:18 jason Exp $	*/
 /*	$NetBSD: vars.c,v 1.3 1994/12/08 09:31:19 jtc Exp $	*/
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
  *