extern void httpSetAuthString(http_t *http, const char *scheme, const char *data) _CUPS_PUBLIC;
extern void httpSetBlocking(http_t *http, bool b) _CUPS_PUBLIC;
extern void httpSetCookie(http_t *http, const char *cookie) _CUPS_PUBLIC;
-extern int httpSetCredentials(http_t *http, cups_array_t *certs) _CUPS_DEPRECATED_MSG("Use httpSetCredentialsAndKey instead.");
-extern bool httpSetCredentialsAndKey(http_t *http, const char *credentials, const char *key) _CUPS_PUBLIC;
+extern int httpSetCredentials(http_t *http, cups_array_t *certs) _CUPS_DEPRECATED_MSG("Use cupsSetClientCredentials instead.");
extern void httpSetDefaultField(http_t *http, http_field_t field, const char *value) _CUPS_PUBLIC;
extern bool httpSetEncryption(http_t *http, http_encryption_t e) _CUPS_PUBLIC;
extern void httpSetExpect(http_t *http, http_status_t expect) _CUPS_PUBLIC;