CURLINFO_PROTOCOL.3: mention the existing defined names

diff --git a/docs/libcurl/opts/CURLINFO_PROTOCOL.3 b/docs/libcurl/opts/CURLINFO_PROTOCOL.3
index b82111876806fa5a326284e8df47d75d4912c445..2f5a3edfc135a74c1ae6f6cb5c053d285ceb9cc8 100644 (file)
--- a/docs/libcurl/opts/CURLINFO_PROTOCOL.3
+++ b/docs/libcurl/opts/CURLINFO_PROTOCOL.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2018, 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
@@ -28,8 +28,17 @@ CURLINFO_PROTOCOL \- get the protocol used in the connection
 
 CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PROTOCOL, long *p);
 .SH DESCRIPTION
-Pass a pointer to a long to receive the version used in the last http connection.
-The returned value will be one of the CURLPROTO_* values.
+Pass a pointer to a long to receive the version used in the last http
+connection.  The returned value will be exactly one of the CURLPROTO_* values:
+
+.nf
+CURLPROTO_DICT, CURLPROTO_FILE, CURLPROTO_FTP, CURLPROTO_FTPS,
+CURLPROTO_GOPHER, CURLPROTO_HTTP, CURLPROTO_HTTPS, CURLPROTO_IMAP,
+CURLPROTO_IMAPS, CURLPROTO_LDAP, CURLPROTO_LDAPS, CURLPROTO_POP3,
+CURLPROTO_POP3S, CURLPROTO_RTMP, CURLPROTO_RTMPE, CURLPROTO_RTMPS,
+CURLPROTO_RTMPT, CURLPROTO_RTMPTE, CURLPROTO_RTMPTS, CURLPROTO_RTSP,
+CURLPROTO_SCP, CURLPROTO_SFTP, CURLPROTO_SMB, CURLPROTO_SMBS, CURLPROTO_SMTP,
+CURLPROTO_SMTPS, CURLPROTO_TELNET, CURLPROTO_TFTP
 .SH PROTOCOLS
 All
 .SH EXAMPLE