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[exim.git] / src / OS / unsupported / os.h-cygwin

diff --git a/src/OS/unsupported/os.h-cygwin b/src/OS/unsupported/os.h-cygwin
index 6ef59e0ccb10907a0a92e359848637b6d6bc598e..7f81c074f2a27c051c53c6bfb0a224295f834ee2 100644 (file)
--- a/src/OS/unsupported/os.h-cygwin
+++ b/src/OS/unsupported/os.h-cygwin
@@ -1,4 +1,5 @@
 /* Exim: OS-specific C header file for Cygwin */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 /* This code was supplied by Pierre A. Humblet <Pierre.Humblet@ieee.org>
    December 2002. Updated Jan 2015. */