Provided by: libcurl4-doc_7.47.0-1ubuntu2.19_all 

NAME
CURLOPT_SEEKDATA - custom pointer passed to the seek callback
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SEEKDATA, void *pointer);
DESCRIPTION
Data pointer to pass to the seek callback function. If you use the CURLOPT_SEEKFUNCTION(3) option, this
is the pointer you'll get as input.
DEFAULT
If you don't set this, NULL is passed to the callback.
PROTOCOLS
HTTP, FTP, SFTP
EXAMPLE
AVAILABILITY
Added in 7.18.0
RETURN VALUE
SEE ALSO
CURLOPT_STDERR(3), CURLOPT_DEBUGFUNCTION(3),
libcurl 7.37.0 16 Jun 2014 CURLOPT_SEEKDATA(3)