X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/ad1a76fefdc79201fe2efaf0ef356acbb7938d46..04c21a8fe3b5027b7430cc9c706196733426bfa6:/src/OS/unsupported/Makefile-SunOS4

diff --git a/src/OS/unsupported/Makefile-SunOS4 b/src/OS/unsupported/Makefile-SunOS4
index c876998e5..0dec44b65 100644
--- a/src/OS/unsupported/Makefile-SunOS4
+++ b/src/OS/unsupported/Makefile-SunOS4
@@ -1,4 +1,5 @@
 # Exim: OS-specific make file for SunOS4
+# SPDX-License-Identifier: GPL-2.0-or-later
 
 CFLAGS=-O