.\" * | (__| |_| | _ <| |___
.\" * \___|\___/|_| \_\_____|
.\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
.\" *
.\" * This software is licensed as described in the file COPYING, which
.\" * you should have received as part of this distribution. The terms
.IP CURL_HTTP_VERSION_1_1
Enforce HTTP 1.1 requests.
.IP CURL_HTTP_VERSION_2_0
-Attempt HTTP 2.0 requests. libcurl will fall back to HTTP 1.x if HTTP 2.0
-can't be negotiated with the server.
+Attempt HTTP 2 requests. libcurl will fall back to HTTP 1.x if HTTP 2 can't be
+negotiated with the server. (Added in 7.33.0)
.SH DEFAULT
CURL_HTTP_VERSION_NONE
.SH PROTOCOLS