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* Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
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* This software is licensed as described in the file COPYING, which
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CURLOPT_NETRC_FILE - file name to read .netrc info from #include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_NETRC_FILE, char *file); Pass a char * as parameter, pointing to a null-terminated string containing the full path name to the file you want libcurl to use as .netrc file. If this option is omitted, and CURLOPT_NETRC(3) is set, libcurl will attempt to find a .netrc file in the current user's home directory. The application does not have to keep the string around after setting this option. NULL All

CURL *curl = curl_easy_init();
if(curl) {
 CURLcode ret;
 curl_easy_setopt(curl, CURLOPT_URL, "ftp://example.com/");
 curl_easy_setopt(curl, CURLOPT_NETRC, CURL_NETRC_OPTIONAL);
 curl_easy_setopt(curl, CURLOPT_NETRC_FILE, "/tmp/magic-netrc");
 ret = curl_easy_perform(curl);
}

Added in 7.10.9 Returns CURLE_OK if the option is supported, CURLE_UNKNOWN_OPTION if not, or CURLE_OUT_OF_MEMORY if there was insufficient heap space. CURLOPT_NETRC "(3), " CURLOPT_USERNAME "(3), "