Docs: add crossref

[exim.git] / src / OS / unsupported / Makefile-HI-UX

diff --git a/src/OS/unsupported/Makefile-HI-UX b/src/OS/unsupported/Makefile-HI-UX
index 870ee8460ca8f21a4f4d74ccaf60353af624bb8c..c1f4fe51ad02f21e1ad66df676ec2842da44153d 100644 (file)
--- a/src/OS/unsupported/Makefile-HI-UX
+++ b/src/OS/unsupported/Makefile-HI-UX
@@ -1,4 +1,5 @@
 # Exim: OS-specific make file for HI-UX
+# SPDX-License-Identifier: GPL-2.0-or-later
 
 CC=cc -Aa -D_HIUX_SOURCE
 HAVE_SETRESUID=YES