X-Git-Url: https://vcs.fsf.org/?p=exim.git;a=blobdiff_plain;f=src%2Fsrc%2Ffunctions.h;h=dad00c971f0d4e9fa1834fcce0802c05f2798569;hp=9b46c953d6fe23efd01ca1dcb2f05f08431873b8;hb=b47584259a53dcd166b923520a3ba7d8df0eb5bc;hpb=d36e39d7a785f12c138c60d6b58bf62161c4eca1

diff --git a/src/src/functions.h b/src/src/functions.h
index 9b46c953d..dad00c971 100644
--- a/src/src/functions.h
+++ b/src/src/functions.h
@@ -415,7 +415,7 @@ extern FILE   *spool_mbox(unsigned long *, const uschar *);
 #endif
 extern BOOL    spool_move_message(uschar *, uschar *, uschar *, uschar *);
 extern uschar *spool_dname(const uschar *, uschar *);
-extern uschar *spool_fname(const uschar *, uschar *, uschar *, uschar *);
+extern uschar *spool_fname(const uschar *, const uschar *, const uschar *, const uschar *);
 extern uschar *spool_sname(const uschar *, uschar *);
 extern int     spool_open_datafile(uschar *);
 extern int     spool_open_temp(uschar *);