CURLcode Curl_http2_request_upgrade(Curl_send_buffer *req,
struct connectdata *conn);
CURLcode Curl_http2_setup(struct connectdata *conn);
-CURLcode Curl_http2_switched(struct connectdata *conn,
- const char *data, size_t nread);
+int Curl_http2_switched(struct connectdata *conn);
#else /* USE_NGHTTP2 */
#define Curl_http2_init(x) CURLE_UNSUPPORTED_PROTOCOL
#define Curl_http2_send_request(x) CURLE_UNSUPPORTED_PROTOCOL
#define Curl_http2_request_upgrade(x,y) CURLE_UNSUPPORTED_PROTOCOL
#define Curl_http2_setup(x) CURLE_UNSUPPORTED_PROTOCOL
-#define Curl_http2_switched(x,y,z) CURLE_UNSUPPORTED_PROTOCOL
+#define Curl_http2_switched(x) (-1)
#endif
#endif /* HEADER_CURL_HTTP2_H */