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.TH CURLOPT_EXPECT_100_TIMEOUT_MS 3 "March 23, 2020" "libcurl 7.70.0" "curl_easy_setopt options"

.SH NAME
CURLOPT_EXPECT_100_TIMEOUT_MS \- timeout for Expect: 100-continue response
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_EXPECT_100_TIMEOUT_MS,
                          long milliseconds);
.SH DESCRIPTION
Pass a long to tell libcurl the number of \fImilliseconds\fP to wait for a
server response with the HTTP status 100 (Continue), 417 (Expectation Failed)
or similar after sending an HTTP request containing an Expect: 100-continue
header. If this times out before a response is received, the request body is
sent anyway.
.SH DEFAULT
1000 milliseconds
.SH PROTOCOLS
HTTP
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");

  /* wait 3 seconds for 100-continue */
  curl_easy_setopt(curl, CURLOPT_EXPECT_100_TIMEOUT_MS, 3000L);

  curl_easy_perform(curl);
}
.fi
.SH AVAILABILITY
Added in 7.36.0
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR CURLOPT_POST "(3), " CURLOPT_HTTPPOST "(3), "