17 files changed, 35 insertions, 1 deletions

diff --git a/sys/netinet/libalias/alias.c b/sys/netinet/libalias/alias.c
index dc46d4de143b..ae83377376af 100644
--- a/sys/netinet/libalias/alias.c
+++ b/sys/netinet/libalias/alias.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias.h b/sys/netinet/libalias/alias.h
index b12b353a0fd6..0b8875ec62f1 100644
--- a/sys/netinet/libalias/alias.h
+++ b/sys/netinet/libalias/alias.h
@@ -1,6 +1,8 @@
 /* lint -save -library Flexelint comment for external headers */
 
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_cuseeme.c b/sys/netinet/libalias/alias_cuseeme.c
index 6e6ae40a6590..30d453df26ee 100644
--- a/sys/netinet/libalias/alias_cuseeme.c
+++ b/sys/netinet/libalias/alias_cuseeme.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
  *                    with the aid of code written by
  *                    Junichi SATOH <junichi@astec.co.jp> 1996, 1997.
diff --git a/sys/netinet/libalias/alias_db.c b/sys/netinet/libalias/alias_db.c
index 4f8159ba753a..cf85f40161e7 100644
--- a/sys/netinet/libalias/alias_db.c
+++ b/sys/netinet/libalias/alias_db.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_dummy.c b/sys/netinet/libalias/alias_dummy.c
index adc6118993af..084436cc4ea1 100644
--- a/sys/netinet/libalias/alias_dummy.c
+++ b/sys/netinet/libalias/alias_dummy.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2005 Paolo Pisati <piso@FreeBSD.org>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_ftp.c b/sys/netinet/libalias/alias_ftp.c
index 8e7d05b4f363..ee93f4c5b14b 100644
--- a/sys/netinet/libalias/alias_ftp.c
+++ b/sys/netinet/libalias/alias_ftp.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_irc.c b/sys/netinet/libalias/alias_irc.c
index cb2d67dc314e..4e2395d5d9fb 100644
--- a/sys/netinet/libalias/alias_irc.c
+++ b/sys/netinet/libalias/alias_irc.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_local.h b/sys/netinet/libalias/alias_local.h
index e9e843c6e95a..c29294256413 100644
--- a/sys/netinet/libalias/alias_local.h
+++ b/sys/netinet/libalias/alias_local.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_mod.c b/sys/netinet/libalias/alias_mod.c
index 6ac4424e8ce2..8f1071ebc79e 100644
--- a/sys/netinet/libalias/alias_mod.c
+++ b/sys/netinet/libalias/alias_mod.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2005 Paolo Pisati <piso@FreeBSD.org>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_mod.h b/sys/netinet/libalias/alias_mod.h
index 12cb1be6170a..b0fb215ab4a5 100644
--- a/sys/netinet/libalias/alias_mod.h
+++ b/sys/netinet/libalias/alias_mod.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2005 Paolo Pisati <piso@FreeBSD.org>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_nbt.c b/sys/netinet/libalias/alias_nbt.c
index b041699f9fb6..5a747f0507d3 100644
--- a/sys/netinet/libalias/alias_nbt.c
+++ b/sys/netinet/libalias/alias_nbt.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Written by Atsushi Murai <amurai@spec.co.jp>
  * Copyright (c) 1998, System Planning and Engineering Co.
  * All rights reserved.
diff --git a/sys/netinet/libalias/alias_proxy.c b/sys/netinet/libalias/alias_proxy.c
index d7af37759928..a7b6b0371d01 100644
--- a/sys/netinet/libalias/alias_proxy.c
+++ b/sys/netinet/libalias/alias_proxy.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_sctp.c b/sys/netinet/libalias/alias_sctp.c
index fbc8e41e0ed5..e85ffef91add 100644
--- a/sys/netinet/libalias/alias_sctp.c
+++ b/sys/netinet/libalias/alias_sctp.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2008
  * 	Swinburne University of Technology, Melbourne, Australia.
  *
diff --git a/sys/netinet/libalias/alias_sctp.h b/sys/netinet/libalias/alias_sctp.h
index bb6db271a49a..df6e583fe6d6 100644
--- a/sys/netinet/libalias/alias_sctp.h
+++ b/sys/netinet/libalias/alias_sctp.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2008
  * 	Swinburne University of Technology, Melbourne, Australia.
  *
diff --git a/sys/netinet/libalias/alias_skinny.c b/sys/netinet/libalias/alias_skinny.c
index aa3b3fd65329..62dcff9febc9 100644
--- a/sys/netinet/libalias/alias_skinny.c
+++ b/sys/netinet/libalias/alias_skinny.c
@@ -1,6 +1,8 @@
 /*-
  * alias_skinny.c
  *
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2002, 2003 MarcusCom, Inc.
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_smedia.c b/sys/netinet/libalias/alias_smedia.c
index 6ab490b07e17..13b16d09d6dd 100644
--- a/sys/netinet/libalias/alias_smedia.c
+++ b/sys/netinet/libalias/alias_smedia.c
@@ -1,6 +1,8 @@
-/*
+/*-
  * alias_smedia.c
  *
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD AND BSD-2-Clause
+ *
  * Copyright (c) 2000 Whistle Communications, Inc.
  * All rights reserved.
  *
diff --git a/sys/netinet/libalias/alias_util.c b/sys/netinet/libalias/alias_util.c
index b04b1335a979..8c2e708a8e24 100644
--- a/sys/netinet/libalias/alias_util.c
+++ b/sys/netinet/libalias/alias_util.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2001 Charles Mott <cm@linktel.net>
  * All rights reserved.
  *