curl_easy_getinfo.3: document 'internals' in CURLINFO_TLS_SESSION

.\" *                            | (__| |_| |  _ <| |___

.\" *                             \___|\___/|_| \_\_____|

.\" *

.\" * 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

will return 'CURLSSLBACKEND_NONE' to indicate that they are not supported;

this does not mean that no SSL backend was used. (Added in 7.34.0)

.nf

struct curl_tlssessioninfo {

  curl_sslbackend backend;

  void *internals;

};

.fi

The \fIinternals\fP struct member will point to a TLS library specific pointer

with the following underlying types:

.RS

.IP OpenSSL

SSL_CTX *

.IP GnuTLS

gnutls_session_t

.IP NSS

PRFileDesc *

.IP gskit

gsk_handle

.RE

.IP CURLINFO_CONDITION_UNMET

Pass a pointer to a long to receive the number 1 if the condition provided in

the previous request didn't match (see \fICURLOPT_TIMECONDITION(3)\fP). Alas,