71 files changed, 150 insertions, 8 deletions

diff --git a/share/examples/bhyve/vmrun.sh b/share/examples/bhyve/vmrun.sh
index 7deb4b361ffdd..d1176f217c9b6 100755
--- a/share/examples/bhyve/vmrun.sh
+++ b/share/examples/bhyve/vmrun.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2013 NetApp, Inc.
 # All rights reserved.
 #
diff --git a/share/examples/hast/ucarp.sh b/share/examples/hast/ucarp.sh
index 6a02c89fe9777..988c6b73c2c20 100755
--- a/share/examples/hast/ucarp.sh
+++ b/share/examples/hast/ucarp.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 The FreeBSD Foundation
 # All rights reserved.
 #
diff --git a/share/examples/hast/ucarp_down.sh b/share/examples/hast/ucarp_down.sh
index a5b34281e3b0d..f18df05d4d698 100755
--- a/share/examples/hast/ucarp_down.sh
+++ b/share/examples/hast/ucarp_down.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 The FreeBSD Foundation
 # All rights reserved.
 #
diff --git a/share/examples/hast/ucarp_up.sh b/share/examples/hast/ucarp_up.sh
index 9e56040bebdc1..e8b1474056259 100755
--- a/share/examples/hast/ucarp_up.sh
+++ b/share/examples/hast/ucarp_up.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 The FreeBSD Foundation
 # All rights reserved.
 #
diff --git a/share/examples/ipfw/change_rules.sh b/share/examples/ipfw/change_rules.sh
index be7f7644064e5..6148630a37345 100755
--- a/share/examples/ipfw/change_rules.sh
+++ b/share/examples/ipfw/change_rules.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2000 Alexandre Peixoto
 # All rights reserved.
 #
diff --git a/share/examples/kld/cdev/module/cdev.c b/share/examples/kld/cdev/module/cdev.c
index dda63c4fa70ec..3ab9ae4d4223a 100644
--- a/share/examples/kld/cdev/module/cdev.c
+++ b/share/examples/kld/cdev/module/cdev.c
@@ -1,9 +1,11 @@
 /* 08 Nov 1998*/
-/*
+/*-
  * cdev.c
  *
  * 08 Nov 1998	Rajesh Vaidheeswarran
  *
+ * SPDX-License-Identifier: BSD-4-Clause
+ *
  * Copyright (c) 1998 Rajesh Vaidheeswarran
  * All rights reserved.
  *
diff --git a/share/examples/kld/cdev/module/cdev.h b/share/examples/kld/cdev/module/cdev.h
index b09e53ae3dbaa..42eaf36bdf3df 100644
--- a/share/examples/kld/cdev/module/cdev.h
+++ b/share/examples/kld/cdev/module/cdev.h
@@ -1,10 +1,12 @@
 /* 08 Nov 1998*/
-/*
+/*-
  * cdev.h - header for sample kld module implementing a character device
  *          driver.
  *
  * 08 Nov 1998  Rajesh Vaidheeswarran
  *
+ * SPDX-License-Identifier: BSD-4-Clause
+ *
  * Copyright (c) 1998 Rajesh Vaidheeswarran
  * All rights reserved.
  *
diff --git a/share/examples/kld/cdev/module/cdevmod.c b/share/examples/kld/cdev/module/cdevmod.c
index f21723f132f8a..3a9db3fbc92ab 100644
--- a/share/examples/kld/cdev/module/cdevmod.c
+++ b/share/examples/kld/cdev/module/cdevmod.c
@@ -1,9 +1,11 @@
 /* 08 Nov 1998*/
-/*
+/*-
  * cdevmod.c - a sample kld module implementing a character device driver.
  *
  * 08 Nov 1998  Rajesh Vaidheeswarran
  *
+ * SPDX-License-Identifier: BSD-4-Clause
+ *
  * Copyright (c) 1998 Rajesh Vaidheeswarran
  * All rights reserved.
  *
diff --git a/share/examples/kld/cdev/test/testcdev.c b/share/examples/kld/cdev/test/testcdev.c
index 50b5ef89fd361..7d069768cb6f2 100644
--- a/share/examples/kld/cdev/test/testcdev.c
+++ b/share/examples/kld/cdev/test/testcdev.c
@@ -1,5 +1,5 @@
 /* 08 Nov 1998*/
-/*
+/*-
  * testmisc.c
  *
  * Test program to call the sample loaded kld device driver.
@@ -7,6 +7,8 @@
  * 05 Jun 93	Rajesh Vaidheeswarran		Original
  *
  *
+ * SPDX-License-Identifier: BSD-4-Clause
+ *
  * Copyright (c) 1993 Rajesh Vaidheeswarran.
  * All rights reserved.
  *
diff --git a/share/examples/kld/dyn_sysctl/dyn_sysctl.c b/share/examples/kld/dyn_sysctl/dyn_sysctl.c
index 684f58d48e2aa..0d8634f615153 100644
--- a/share/examples/kld/dyn_sysctl/dyn_sysctl.c
+++ b/share/examples/kld/dyn_sysctl/dyn_sysctl.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-NetBSD
+ *
  * Copyright (c) 2000 Andrzej Bialecki <abial@freebsd.org>
  * All rights reserved.
  *
diff --git a/share/examples/kld/firmware/fwconsumer/fw_consumer.c b/share/examples/kld/firmware/fwconsumer/fw_consumer.c
index 6a51737846e9d..d0b038c8339db 100644
--- a/share/examples/kld/firmware/fwconsumer/fw_consumer.c
+++ b/share/examples/kld/firmware/fwconsumer/fw_consumer.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-NetBSD
+ *
  * Copyright (c) 2006, Max Laier <mlaier@FreeBSD.org>
  * All rights reserved.
  *
diff --git a/share/examples/kld/khelp/h_example.c b/share/examples/kld/khelp/h_example.c
index 9f58f06f39571..6eb394a9e67e4 100644
--- a/share/examples/kld/khelp/h_example.c
+++ b/share/examples/kld/khelp/h_example.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2010-2011 The FreeBSD Foundation
  * All rights reserved.
  *
diff --git a/share/examples/kld/random_adaptor/random_adaptor_example.c b/share/examples/kld/random_adaptor/random_adaptor_example.c
index 34993c17b9da2..72017bef2c406 100644
--- a/share/examples/kld/random_adaptor/random_adaptor_example.c
+++ b/share/examples/kld/random_adaptor/random_adaptor_example.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2013 Arthur Mesh <arthurmesh@gmail.com>
  * All rights reserved.
  *
diff --git a/share/examples/kld/syscall/module/syscall.c b/share/examples/kld/syscall/module/syscall.c
index 8d4f1fade0fe6..701e2492884c2 100644
--- a/share/examples/kld/syscall/module/syscall.c
+++ b/share/examples/kld/syscall/module/syscall.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 1999 Assar Westerlund
  * All rights reserved.
  *
diff --git a/share/examples/kld/syscall/test/call.c b/share/examples/kld/syscall/test/call.c
index 3611966e097d0..25e27082bf029 100644
--- a/share/examples/kld/syscall/test/call.c
+++ b/share/examples/kld/syscall/test/call.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 1999 Assar Westerlund
  * All rights reserved.
  *
diff --git a/share/examples/libvgl/demo.c b/share/examples/libvgl/demo.c
index c2edfbc7b0742..5da1c8bb2effd 100644
--- a/share/examples/libvgl/demo.c
+++ b/share/examples/libvgl/demo.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 1991-1997 Søren Schmidt
  * All rights reserved.
  *
diff --git a/share/examples/scsi_target/scsi_cmds.c b/share/examples/scsi_target/scsi_cmds.c
index 7a95606566d48..e871c3743362d 100644
--- a/share/examples/scsi_target/scsi_cmds.c
+++ b/share/examples/scsi_target/scsi_cmds.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * SCSI Disk Emulator
  *
  * Copyright (c) 2002 Nate Lawson.
diff --git a/share/examples/scsi_target/scsi_target.c b/share/examples/scsi_target/scsi_target.c
index 0609ce12f65fe..f7484fda46180 100644
--- a/share/examples/scsi_target/scsi_target.c
+++ b/share/examples/scsi_target/scsi_target.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * SCSI Disk Emulator
  *
  * Copyright (c) 2002 Nate Lawson.
diff --git a/share/examples/scsi_target/scsi_target.h b/share/examples/scsi_target/scsi_target.h
index 51af49225b60c..09822bed68e55 100644
--- a/share/examples/scsi_target/scsi_target.h
+++ b/share/examples/scsi_target/scsi_target.h
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * SCSI Target Emulator
  *
  * Copyright (c) 2002 Nate Lawson.
diff --git a/share/mk/version_gen.awk b/share/mk/version_gen.awk
index 93fbc4fc9129b..b9747cefd56ef 100644
--- a/share/mk/version_gen.awk
+++ b/share/mk/version_gen.awk
@@ -1,4 +1,6 @@
 #
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (C) 2006 Daniel M. Eischen.  All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
diff --git a/share/syscons/scrnmaps/mkscrfil.c b/share/syscons/scrnmaps/mkscrfil.c
index c981b23bf57bc..82e5c0787996e 100644
--- a/share/syscons/scrnmaps/mkscrfil.c
+++ b/share/syscons/scrnmaps/mkscrfil.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (C) 1994 by Andrew A. Chernov, Moscow, Russia.
  * All rights reserved.
  *
diff --git a/usr.sbin/pc-sysinstall/backend-partmanager/create-part.sh b/usr.sbin/pc-sysinstall/backend-partmanager/create-part.sh
index 25430a0acc697..c3fbbbb5c7387 100755
--- a/usr.sbin/pc-sysinstall/backend-partmanager/create-part.sh
+++ b/usr.sbin/pc-sysinstall/backend-partmanager/create-part.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-partmanager/delete-part.sh b/usr.sbin/pc-sysinstall/backend-partmanager/delete-part.sh
index 1db01ff1f7125..b8ad426ca0e61 100755
--- a/usr.sbin/pc-sysinstall/backend-partmanager/delete-part.sh
+++ b/usr.sbin/pc-sysinstall/backend-partmanager/delete-part.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/detect-emulation.sh b/usr.sbin/pc-sysinstall/backend-query/detect-emulation.sh
index 5eefd269fd2ea..96a23206c4698 100755
--- a/usr.sbin/pc-sysinstall/backend-query/detect-emulation.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/detect-emulation.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/detect-laptop.sh b/usr.sbin/pc-sysinstall/backend-query/detect-laptop.sh
index d23a420c78c1a..147cc3b091bf7 100755
--- a/usr.sbin/pc-sysinstall/backend-query/detect-laptop.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/detect-laptop.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/detect-nics.sh b/usr.sbin/pc-sysinstall/backend-query/detect-nics.sh
index 2f7272a6e2dc9..74a308aaa6601 100755
--- a/usr.sbin/pc-sysinstall/backend-query/detect-nics.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/detect-nics.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/disk-info.sh b/usr.sbin/pc-sysinstall/backend-query/disk-info.sh
index adaeaa50f2c21..f1a998eec2e1e 100755
--- a/usr.sbin/pc-sysinstall/backend-query/disk-info.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/disk-info.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/disk-list.sh b/usr.sbin/pc-sysinstall/backend-query/disk-list.sh
index 875b330ef64b2..495e7853bdf11 100755
--- a/usr.sbin/pc-sysinstall/backend-query/disk-list.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/disk-list.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/disk-part.sh b/usr.sbin/pc-sysinstall/backend-query/disk-part.sh
index e5e735565970d..88feffc3740d6 100755
--- a/usr.sbin/pc-sysinstall/backend-query/disk-part.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/disk-part.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/enable-net.sh b/usr.sbin/pc-sysinstall/backend-query/enable-net.sh
index 8cd72a1bc5e76..a2e53f49b833e 100755
--- a/usr.sbin/pc-sysinstall/backend-query/enable-net.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/enable-net.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 # Copyright (c) 2011 The FreeBSD Foundation
 # All rights reserved.
diff --git a/usr.sbin/pc-sysinstall/backend-query/get-packages.sh b/usr.sbin/pc-sysinstall/backend-query/get-packages.sh
index 6bdcd3b522a88..5979090359097 100755
--- a/usr.sbin/pc-sysinstall/backend-query/get-packages.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/get-packages.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/list-components.sh b/usr.sbin/pc-sysinstall/backend-query/list-components.sh
index a7cde89076d1c..51fc95f191777 100755
--- a/usr.sbin/pc-sysinstall/backend-query/list-components.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/list-components.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/list-config.sh b/usr.sbin/pc-sysinstall/backend-query/list-config.sh
index b7edda2c67dee..0982da7356eb8 100755
--- a/usr.sbin/pc-sysinstall/backend-query/list-config.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/list-config.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/list-mirrors.sh b/usr.sbin/pc-sysinstall/backend-query/list-mirrors.sh
index 0fe209dc81524..12ae2f1164663 100755
--- a/usr.sbin/pc-sysinstall/backend-query/list-mirrors.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/list-mirrors.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/list-packages.sh b/usr.sbin/pc-sysinstall/backend-query/list-packages.sh
index 45941ffd37040..a59d39c005a3d 100755
--- a/usr.sbin/pc-sysinstall/backend-query/list-packages.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/list-packages.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/list-rsync-backups.sh b/usr.sbin/pc-sysinstall/backend-query/list-rsync-backups.sh
index 68ced7f5f50ea..9c1a760ff0076 100755
--- a/usr.sbin/pc-sysinstall/backend-query/list-rsync-backups.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/list-rsync-backups.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/list-tzones.sh b/usr.sbin/pc-sysinstall/backend-query/list-tzones.sh
index c7009b0c52f43..987556cdf4780 100755
--- a/usr.sbin/pc-sysinstall/backend-query/list-tzones.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/list-tzones.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/query-langs.sh b/usr.sbin/pc-sysinstall/backend-query/query-langs.sh
index 2ce60662403f2..7cf2b5f72145c 100755
--- a/usr.sbin/pc-sysinstall/backend-query/query-langs.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/query-langs.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/send-logs.sh b/usr.sbin/pc-sysinstall/backend-query/send-logs.sh
index b81087cd4da03..948ed705d1a3e 100755
--- a/usr.sbin/pc-sysinstall/backend-query/send-logs.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/send-logs.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/set-mirror.sh b/usr.sbin/pc-sysinstall/backend-query/set-mirror.sh
index 23306bb1ba0e2..552afd45575c3 100755
--- a/usr.sbin/pc-sysinstall/backend-query/set-mirror.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/set-mirror.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXSystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/setup-ssh-keys.sh b/usr.sbin/pc-sysinstall/backend-query/setup-ssh-keys.sh
index ac3d6ac9b720a..0a7a1004f0915 100755
--- a/usr.sbin/pc-sysinstall/backend-query/setup-ssh-keys.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/setup-ssh-keys.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/sys-mem.sh b/usr.sbin/pc-sysinstall/backend-query/sys-mem.sh
index a7263708f13dc..bdf95b790de7b 100755
--- a/usr.sbin/pc-sysinstall/backend-query/sys-mem.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/sys-mem.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/test-live.sh b/usr.sbin/pc-sysinstall/backend-query/test-live.sh
index 86acc30705cfe..5779ccaa967d6 100755
--- a/usr.sbin/pc-sysinstall/backend-query/test-live.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/test-live.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/test-netup.sh b/usr.sbin/pc-sysinstall/backend-query/test-netup.sh
index e0a3ebae0bb68..54646a8f439d5 100755
--- a/usr.sbin/pc-sysinstall/backend-query/test-netup.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/test-netup.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 # Copyright (c) 2011 The FreeBSD Foundation
 # All rights reserved.
diff --git a/usr.sbin/pc-sysinstall/backend-query/update-part-list.sh b/usr.sbin/pc-sysinstall/backend-query/update-part-list.sh
index 298609b7639fe..c1f99bcfcf742 100755
--- a/usr.sbin/pc-sysinstall/backend-query/update-part-list.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/update-part-list.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/xkeyboard-layouts.sh b/usr.sbin/pc-sysinstall/backend-query/xkeyboard-layouts.sh
index 17821be103a74..1de74beca39f3 100755
--- a/usr.sbin/pc-sysinstall/backend-query/xkeyboard-layouts.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/xkeyboard-layouts.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/xkeyboard-models.sh b/usr.sbin/pc-sysinstall/backend-query/xkeyboard-models.sh
index c89811e164edf..60630d19f1c3f 100755
--- a/usr.sbin/pc-sysinstall/backend-query/xkeyboard-models.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/xkeyboard-models.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend-query/xkeyboard-variants.sh b/usr.sbin/pc-sysinstall/backend-query/xkeyboard-variants.sh
index c8c0aa5c9fe3b..e874a9a1d91ff 100755
--- a/usr.sbin/pc-sysinstall/backend-query/xkeyboard-variants.sh
+++ b/usr.sbin/pc-sysinstall/backend-query/xkeyboard-variants.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-bsdlabel.sh b/usr.sbin/pc-sysinstall/backend/functions-bsdlabel.sh
index 37353d7c82c14..7f6d47fd3c75a 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-bsdlabel.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-bsdlabel.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-cleanup.sh b/usr.sbin/pc-sysinstall/backend/functions-cleanup.sh
index 787f8915b64b3..e43bdc362ec34 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-cleanup.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-cleanup.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-disk.sh b/usr.sbin/pc-sysinstall/backend/functions-disk.sh
index 03b6cde7d5f15..0492a3479cec5 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-disk.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-disk.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-extractimage.sh b/usr.sbin/pc-sysinstall/backend/functions-extractimage.sh
index a75fad792b068..c9aebe88ed0ea 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-extractimage.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-extractimage.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-ftp.sh b/usr.sbin/pc-sysinstall/backend/functions-ftp.sh
index e974f3181e0a3..a47f99f66b2de 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-ftp.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-ftp.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-installcomponents.sh b/usr.sbin/pc-sysinstall/backend/functions-installcomponents.sh
index f388dd4e5d802..9627a38a0e812 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-installcomponents.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-installcomponents.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-installpackages.sh b/usr.sbin/pc-sysinstall/backend/functions-installpackages.sh
index c1a879ae966db..09a7abb99401a 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-installpackages.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-installpackages.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-localize.sh b/usr.sbin/pc-sysinstall/backend/functions-localize.sh
index b92e710f19602..8279e58951068 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-localize.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-localize.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-mountdisk.sh b/usr.sbin/pc-sysinstall/backend/functions-mountdisk.sh
index e9eb148a2b46e..9020d2a649523 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-mountdisk.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-mountdisk.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-mountoptical.sh b/usr.sbin/pc-sysinstall/backend/functions-mountoptical.sh
index d46a7ffb3297d..bd3ac44886c58 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-mountoptical.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-mountoptical.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-networking.sh b/usr.sbin/pc-sysinstall/backend/functions-networking.sh
index 1aa08bdd8084f..1a7b500b9b5d6 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-networking.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-networking.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 # Copyright (c) 2011 The FreeBSD Foundation
 # All rights reserved.
diff --git a/usr.sbin/pc-sysinstall/backend/functions-newfs.sh b/usr.sbin/pc-sysinstall/backend/functions-newfs.sh
index f8664f05f4b18..1a92753bf8e9e 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-newfs.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-newfs.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-packages.sh b/usr.sbin/pc-sysinstall/backend/functions-packages.sh
index ee4192870d759..f55f91d4bf732 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-packages.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-packages.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-parse.sh b/usr.sbin/pc-sysinstall/backend/functions-parse.sh
index fb7cdd2e57f63..d661a8001aadc 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-parse.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-parse.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh b/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh
index b36482364b2f6..0de361948f1c0 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-unmount.sh b/usr.sbin/pc-sysinstall/backend/functions-unmount.sh
index a61a5e60e23bf..c26cad458e56e 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-unmount.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-unmount.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-upgrade.sh b/usr.sbin/pc-sysinstall/backend/functions-upgrade.sh
index f191e6f48cd6b..6c3c470e65de0 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-upgrade.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-upgrade.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions-users.sh b/usr.sbin/pc-sysinstall/backend/functions-users.sh
index bf1a72fc90af0..01ef27426346f 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-users.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-users.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/functions.sh b/usr.sbin/pc-sysinstall/backend/functions.sh
index a2d039b5342db..a30c7311804f8 100755
--- a/usr.sbin/pc-sysinstall/backend/functions.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/installimage.sh b/usr.sbin/pc-sysinstall/backend/installimage.sh
index 242ecfedb0c33..49ee67c2bdb56 100755
--- a/usr.sbin/pc-sysinstall/backend/installimage.sh
+++ b/usr.sbin/pc-sysinstall/backend/installimage.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/parseconfig.sh b/usr.sbin/pc-sysinstall/backend/parseconfig.sh
index f3d89fc7cb53e..d71c53085921a 100755
--- a/usr.sbin/pc-sysinstall/backend/parseconfig.sh
+++ b/usr.sbin/pc-sysinstall/backend/parseconfig.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/backend/startautoinstall.sh b/usr.sbin/pc-sysinstall/backend/startautoinstall.sh
index 5e4dcfc8df716..5e2b78fb63ed4 100755
--- a/usr.sbin/pc-sysinstall/backend/startautoinstall.sh
+++ b/usr.sbin/pc-sysinstall/backend/startautoinstall.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 #-
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright (c) 2010 iXsystems, Inc.  All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.sh b/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.sh
index 2dc7093fc845f..add77805bf68c 100755
--- a/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.sh
+++ b/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.sh
@@ -6,6 +6,8 @@
 #  system installations, as well as calls which a front-end can use
 #  to retrive information about the system
 #####################################################################
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
 # Copyright 2010 iXsystems
 # All rights reserved
 #