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-rw-r--r--gpxe/src/core/serial.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/gpxe/src/core/serial.c b/gpxe/src/core/serial.c
index 5b3be39c..d35e89e9 100644
--- a/gpxe/src/core/serial.c
+++ b/gpxe/src/core/serial.c
@@ -11,6 +11,8 @@
* parity, 1 stop bit (8N1). This can be changed in init_serial().
*/
+FILE_LICENCE ( GPL2_OR_LATER );
+
#include "stddef.h"
#include <gpxe/init.h>
#include <gpxe/io.h>