code. */
static int
-nis_find(void *handle, uschar *filename, uschar *keystring, int length,
+nis_find(void *handle, uschar *filename, const uschar *keystring, int length,
uschar **result, uschar **errmsg, uint *do_cache)
{
int rc;
uschar *nis_data;
int nis_data_length;
do_cache = do_cache; /* Placate picky compilers */
-if ((rc = yp_match(CS handle, CS filename, CS keystring, length,
+if ((rc = yp_match(CCS handle, CCS filename, CCS keystring, length,
CSS &nis_data, &nis_data_length)) == 0)
{
*result = string_copy(nis_data);
/* See local README for interface description. */
static int
-nis0_find(void *handle, uschar *filename, uschar *keystring, int length,
+nis0_find(void *handle, uschar *filename, const uschar *keystring, int length,
uschar **result, uschar **errmsg, uint *do_cache)
{
int rc;
uschar *nis_data;
int nis_data_length;
do_cache = do_cache; /* Placate picky compilers */
-if ((rc = yp_match(CS handle, CS filename, CS keystring, length + 1,
+if ((rc = yp_match(CCS handle, CCS filename, CCS keystring, length + 1,
CSS &nis_data, &nis_data_length)) == 0)
{
*result = string_copy(nis_data);