extern "C" {
#endif
+#ifdef NO_RC4
+#error RC4 is disabled.
+#endif
+
#include <openssl/opensslconf.h> /* RC4_INT */
typedef struct rc4_key_st
const char *RC4_options(void);
-void RC4_set_key(RC4_KEY *key, int len, unsigned char *data);
-void RC4(RC4_KEY *key, unsigned long len, unsigned char *indata,
+void RC4_set_key(RC4_KEY *key, int len, const unsigned char *data);
+void RC4(RC4_KEY *key, unsigned long len, const unsigned char *indata,
unsigned char *outdata);
#ifdef __cplusplus