constification

[exim.git] / src / src / spool_in.c

diff --git a/src/src/spool_in.c b/src/src/spool_in.c
index 1fcff954f76c53c23288b9e6fb9b8460e7310c9c..588effd2c1663c00440fbd7bdec6f8ec345f20ab 100644 (file)
--- a/src/src/spool_in.c
+++ b/src/src/spool_in.c
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) The Exim Maintainers 2020 - 2022 */
+/* Copyright (c) The Exim Maintainers 2020 - 2023 */
 /* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
 /* SPDX-License-Identifier: GPL-2.0-or-later */
@@ -36,7 +36,7 @@ Side effect: message_subdir is set for the (possibly split) spool directory
 */
 
 int
-spool_open_datafile(uschar * id)
+spool_open_datafile(const uschar * id)
 {
 struct stat statbuf;
 flock_t lock_data;