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3rd-party/curl-7.52.1/docs/libcurl/opts/CURLINFO_OS_ERRNO.3

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+.\" **************************************************************************
+.\" *                                  _   _ ____  _
+.\" *  Project                     ___| | | |  _ \| |
+.\" *                             / __| | | | |_) | |
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+.\" *
+.\" * 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
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+.\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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+.\" *
+.\" **************************************************************************
+.\"
+.TH CURLINFO_OS_ERRNO 3 "1 Sep 2015" "libcurl 7.44.0" "curl_easy_getinfo options"
+.SH NAME
+CURLINFO_OS_ERRNO \- get errno number from last connect failure
+.SH SYNOPSIS
+#include <curl/curl.h>
+
+CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_OS_ERRNO, long *errnop);
+.SH DESCRIPTION
+Pass a pointer to a long to receive the errno variable from a connect failure.
+Note that the value is only set on failure, it is not reset upon a successful
+operation. The number is OS and system specific.
+.SH PROTOCOLS
+All
+.SH EXAMPLE
+TODO
+.SH AVAILABILITY
+Added in 7.12.2
+.SH RETURN VALUE
+Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
+.SH "SEE ALSO"
+.BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), "