* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2017 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
/* Header for the functions that are shared by the lookups */
-extern int lf_check_file(int, uschar *, int, int, uid_t *, gid_t *,
+extern int lf_check_file(int, const uschar *, int, int, uid_t *, gid_t *,
const char *, uschar **);
extern gstring *lf_quote(uschar *, uschar *, int, gstring *);
extern int lf_sqlperform(const uschar *, const uschar *, const uschar *,