+#ifdef __VMS /* 31 char symbol name limit */
+# define generate_stateless_cookie_callback generate_stateless_cookie_cb
+# define verify_stateless_cookie_callback verify_stateless_cookie_cb
+#endif
+
+int generate_stateless_cookie_callback(SSL *ssl, unsigned char *cookie,
+ size_t *cookie_len);
+int verify_stateless_cookie_callback(SSL *ssl, const unsigned char *cookie,
+ size_t cookie_len);
+