extern void route_show_supported(FILE *);
extern void route_tidyup(void);
-extern uschar *search_find(void *, uschar *, uschar *, int, const uschar *, int,
- int, int *);
+extern uschar *search_find(void *, const uschar *, uschar *, int,
+ const uschar *, int, int, int *);
extern int search_findtype(const uschar *, int);
extern int search_findtype_partial(const uschar *, int *, const uschar **, int *,
int *);
-extern void *search_open(uschar *, int, int, uid_t *, gid_t *);
+extern void *search_open(const uschar *, int, int, uid_t *, gid_t *);
extern void search_tidyup(void);
extern void set_process_info(const char *, ...) PRINTF_FUNCTION(1,2);
extern void sha1_end(hctx *, const uschar *, int, uschar *);