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- .TH CURLOPT_TCP_KEEPALIVE 3 "19 Jun 2014" "libcurl 7.37.0" "curl_easy_setopt options"
- .SH NAME
- CURLOPT_TCP_KEEPALIVE \- enable TCP keep-alive probing
- .SH SYNOPSIS
- #include <curl/curl.h>
- CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TCP_KEEPALIVE, long probe);
- .SH DESCRIPTION
- Pass a long. If set to 1, TCP keepalive probes will be sent. The delay and
- frequency of these probes can be controlled by the
- \fICURLOPT_TCP_KEEPIDLE(3)\fP and \fICURLOPT_TCP_KEEPINTVL(3)\fP options,
- provided the operating system supports them. Set to 0 (default behavior) to
- disable keepalive probes
- .SH DEFAULT
- 0
- .SH PROTOCOLS
- All
- .SH EXAMPLE
- TODO
- .SH AVAILABILITY
- Added in 7.25.0
- .SH RETURN VALUE
- Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
- .SH "SEE ALSO"
- .BR CURLOPT_TCP_KEEPIDLE "(3), " CURLOPT_TCP_KEEPINTVL "(3), "
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