7 files changed, 14 insertions, 0 deletions
diff --git a/ports/common/guts/execl.c b/ports/common/guts/execl.c
index be86b49..21a18cc 100644
--- a/ports/common/guts/execl.c
+++ b/ports/common/guts/execl.c
@@ -2,6 +2,8 @@
  * Copyright (c) 2011 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
  * int execl(const char *file, const char *arg, va_list ap)
  *	int rc = -1;
  */
diff --git a/ports/common/guts/execle.c b/ports/common/guts/execle.c
index a3bc3ca..0b15e91 100644
--- a/ports/common/guts/execle.c
+++ b/ports/common/guts/execle.c
@@ -2,6 +2,8 @@
  * Copyright (c) 2011 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
  * int execle(const char *file, const char *arg, va_list ap)
  *	int rc = -1;
  */
diff --git a/ports/common/guts/execlp.c b/ports/common/guts/execlp.c
index 3cf2889..93f85d0 100644
--- a/ports/common/guts/execlp.c
+++ b/ports/common/guts/execlp.c
@@ -2,6 +2,8 @@
  * Copyright (c) 2011 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
  * int execlp(const char *file, const char *arg, va_list ap)
  *	int rc = -1;
  */
diff --git a/ports/common/guts/execv.c b/ports/common/guts/execv.c
index c071626..7819911 100644
--- a/ports/common/guts/execv.c
+++ b/ports/common/guts/execv.c
@@ -2,6 +2,8 @@
  * Copyright (c) 2010 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
  * static int
  * wrap_execv(const char *file, char *const *argv) {
  *	int rc = -1;
diff --git a/ports/common/guts/execve.c b/ports/common/guts/execve.c
index 24cc177..1144f7c 100644
--- a/ports/common/guts/execve.c
+++ b/ports/common/guts/execve.c
@@ -2,6 +2,8 @@
  * Copyright (c) 2008-2010 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
  * static int
  * wrap_execve(const char *file, char *const *argv, char *const *envp) {
  *	int rc = -1;
diff --git a/ports/common/guts/execvp.c b/ports/common/guts/execvp.c
index e6bf09f..acc9fdc 100644
--- a/ports/common/guts/execvp.c
+++ b/ports/common/guts/execvp.c
@@ -2,6 +2,8 @@
  * Copyright (c) 2008-2010 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
  * static int
  * wrap_execvp(const char *file, char *const *argv) {
  *	int rc = -1;
diff --git a/ports/common/guts/fork.c b/ports/common/guts/fork.c
index bebe3b0..4f5f4e4 100644
--- a/ports/common/guts/fork.c
+++ b/ports/common/guts/fork.c
@@ -2,6 +2,8 @@
  * Copyright (c) 2008-2010 Wind River Systems; see
  * guts/COPYRIGHT for information.
  *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
  * static int
  * wrap_fork(void) {
  *	int rc = -1;