10 files changed, 24 insertions, 4 deletions
diff --git a/lib/libc/amd64/_fpmath.h b/lib/libc/amd64/_fpmath.h
index c2a73848d6a1..8be7b7dbaf7d 100644
--- a/lib/libc/amd64/_fpmath.h
+++ b/lib/libc/amd64/_fpmath.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
  * All rights reserved.
  *
diff --git a/lib/libc/amd64/gen/_set_tp.c b/lib/libc/amd64/gen/_set_tp.c
index d5526fa51c01..6e3a4c07499b 100644
--- a/lib/libc/amd64/gen/_set_tp.c
+++ b/lib/libc/amd64/gen/_set_tp.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2004 Doug Rabson
  * All rights reserved.
  *
diff --git a/lib/libc/amd64/gen/getcontextx.c b/lib/libc/amd64/gen/getcontextx.c
index 749bfbda0c51..a109bfe738a6 100644
--- a/lib/libc/amd64/gen/getcontextx.c
+++ b/lib/libc/amd64/gen/getcontextx.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2011 Konstantin Belousov <kib@FreeBSD.org>
  * All rights reserved.
  *
diff --git a/lib/libc/amd64/gen/makecontext.c b/lib/libc/amd64/gen/makecontext.c
index 15f10b50ded4..720b48b6a97d 100644
--- a/lib/libc/amd64/gen/makecontext.c
+++ b/lib/libc/amd64/gen/makecontext.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2003 Marcel Moolenaar
  * All rights reserved.
  *
diff --git a/lib/libc/amd64/gen/signalcontext.c b/lib/libc/amd64/gen/signalcontext.c
index 1a2621aa7229..a489a14b3012 100644
--- a/lib/libc/amd64/gen/signalcontext.c
+++ b/lib/libc/amd64/gen/signalcontext.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2003 Marcel Moolenaar
  * All rights reserved.
  *
diff --git a/lib/libc/amd64/string/strcpy.c b/lib/libc/amd64/string/strcpy.c
index 11a24eb2cf3a..df1facefb105 100644
--- a/lib/libc/amd64/string/strcpy.c
+++ b/lib/libc/amd64/string/strcpy.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright 2011 George V. Neville-Neil. All rights reserved.
  *
  * The compilation of software known as FreeBSD is distributed under the
diff --git a/lib/libc/amd64/sys/amd64_get_fsbase.c b/lib/libc/amd64/sys/amd64_get_fsbase.c
index afe1e7a81521..f2c9a1a0583e 100644
--- a/lib/libc/amd64/sys/amd64_get_fsbase.c
+++ b/lib/libc/amd64/sys/amd64_get_fsbase.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2003 Peter Wemm
  * Copyright (c) 2017 The FreeBSD Foundation
  * All rights reserved.
diff --git a/lib/libc/amd64/sys/amd64_get_gsbase.c b/lib/libc/amd64/sys/amd64_get_gsbase.c
index 2e4fa114b585..7c7b89eca6a5 100644
--- a/lib/libc/amd64/sys/amd64_get_gsbase.c
+++ b/lib/libc/amd64/sys/amd64_get_gsbase.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2003 Peter Wemm
  * Copyright (c) 2017 The FreeBSD Foundation
  * All rights reserved.
diff --git a/lib/libc/amd64/sys/amd64_set_fsbase.c b/lib/libc/amd64/sys/amd64_set_fsbase.c
index be43b4f895b8..ef6151d86741 100644
--- a/lib/libc/amd64/sys/amd64_set_fsbase.c
+++ b/lib/libc/amd64/sys/amd64_set_fsbase.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2003 Peter Wemm
  * Copyright (c) 2017 The FreeBSD Foundation
  * All rights reserved.
diff --git a/lib/libc/amd64/sys/amd64_set_gsbase.c b/lib/libc/amd64/sys/amd64_set_gsbase.c
index da9b830a9691..2f2bd30c38ab 100644
--- a/lib/libc/amd64/sys/amd64_set_gsbase.c
+++ b/lib/libc/amd64/sys/amd64_set_gsbase.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2003 Peter Wemm
  * Copyright (c) 2017 The FreeBSD Foundation
  * All rights reserved.