Provided by: libcurl4-doc_7.81.0-1ubuntu1.20_all 
      
    
NAME
       CURLOPT_TRAILERDATA - pointer passed to trailing headers callback
SYNOPSIS
       #include <curl.h>
       CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TRAILERDATA, void *userdata);
DESCRIPTION
       Data pointer to be passed to the HTTP trailer callback function.
DEFAULT
       NULL
PROTOCOLS
       HTTP
EXAMPLE
       /* Assuming we have a CURL handle in the hndl variable. */
       struct MyData data;
       curl_easy_setopt(hndl, CURLOPT_TRAILERDATA, &data);
       A more complete example can be found in examples/http_trailers.html
AVAILABILITY
       This option was added in curl 7.64.0 and is present if HTTP support is enabled
RETURN VALUE
       Returns CURLE_OK.
SEE ALSO
       CURLOPT_TRAILERFUNCTION(3),
libcurl 7.81.0                                  November 26, 2021                         CURLOPT_TRAILERDATA(3)