X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/80fea873648ca2ab2e592999a336c59cf054ab55..1d28cc061677bd07d9bed48dd84bd5c590247043:/src/src/osfunctions.h

diff --git a/src/src/osfunctions.h b/src/src/osfunctions.h
index a8e87fc3e..f88210943 100644
--- a/src/src/osfunctions.h
+++ b/src/src/osfunctions.h
@@ -3,7 +3,9 @@
 *************************************************/
 
 /* Copyright (c) University of Cambridge 1995 - 2016 */
+/* Copyright (c) The Exim Maintainers 2020 */
 /* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 /* Prototypes for os-specific functions. For utilities, we don't need the one
 that uses a type that isn't defined for them. */
@@ -33,10 +35,10 @@ extern const char   *os_strexit(int);     /* char to match os_strsignal */
 extern const char   *os_strsignal(int);   /* char to match strsignal in some OS */
 #endif
 #ifndef os_unsetenv
-extern int           os_unsetenv(const char *);
+extern int           os_unsetenv(const uschar *);
 #endif
 #ifndef os_getcwd
-extern char*         os_getcwd(char *, size_t);
+extern uschar       *os_getcwd(uschar *, size_t);
 #endif
 
 /* End of osfunctions.h */