Docs: add crossref

[exim.git] / src / OS / os.c-SunOS5

diff --git a/src/OS/os.c-SunOS5 b/src/OS/os.c-SunOS5
index e298f6d5452dc1ebb7d3e91edc10aab57b766428..ec4bb8d42610685f0aa3c11ba54e4e5409c28efb 100644 (file)
--- a/src/OS/os.c-SunOS5
+++ b/src/OS/os.c-SunOS5
@@ -4,12 +4,13 @@
 
 /* Copyright (c) University of Cambridge 2016 */
 /* Copyright (c) Jeremy Harris 2016 */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* Solaris-specific code. This is concatenated onto the generic
 src/os.c file. */
 
-#ifdef MISSING_UNSETENV_3
+#if defined(MISSING_UNSETENV_3) && !defined(COMPILE_UTILITY)
 # include "setenv.c"
 #endif