X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/d5b80e59458182b2d557a929a18cb8c70cd56b68..aff5e0c480dd4ac2ccd15906c250c18c93ac7f12:/src/OS/unsupported/os.h-OpenUNIX

diff --git a/src/OS/unsupported/os.h-OpenUNIX b/src/OS/unsupported/os.h-OpenUNIX
index 67d1063b0..e8fae863a 100644
--- a/src/OS/unsupported/os.h-OpenUNIX
+++ b/src/OS/unsupported/os.h-OpenUNIX
@@ -1,4 +1,5 @@
 /* Exim: OS-specific C header file for OpenUNIX */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 #define NO_SYSEXITS