constification

[exim.git] / src / src / lookups / passwd.c

diff --git a/src/src/lookups/passwd.c b/src/src/lookups/passwd.c
index 4690cbf4e1fdc2650f7cd0ad9382e8e9dd09da94..c9986da98f91aaa3909c73f220b6ab2a0119729e 100644 (file)
--- a/src/src/lookups/passwd.c
+++ b/src/src/lookups/passwd.c
@@ -33,7 +33,7 @@ return (void *)(-1);     /* Just return something non-null */
 /* See local README for interface description */
 
 static int
-passwd_find(void *handle, uschar *filename, uschar *keystring, int length,
+passwd_find(void *handle, uschar *filename, const uschar *keystring, int length,
   uschar **result, uschar **errmsg, BOOL *do_cache)
 {
 struct passwd *pw;