NAME

       CURLOPT_USERAGENT - HTTP user-agent header

SYNOPSIS

       #include <curl/curl.h>

       CURLcode curl_easy_setopt(CURL *handle, CURLOPT_USERAGENT, char *ua);

DESCRIPTION

       Pass a pointer to a null-terminated string as parameter. It is used to set the User-Agent:
       header field in the HTTP request sent to the remote server. You can also  set  any  custom
       header with CURLOPT_HTTPHEADER(3).

       The application does not have to keep the string around after setting this option.

DEFAULT

       NULL, no User-Agent: header is used by default.

PROTOCOLS

       HTTP, HTTPS

EXAMPLE

       int main(void)
       {
         CURL *curl = curl_easy_init();
         if(curl) {
           curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");

           curl_easy_setopt(curl, CURLOPT_USERAGENT, "Dark Secret Ninja/1.0");

           curl_easy_perform(curl);
         }
       }

AVAILABILITY

       As long as HTTP is supported

RETURN VALUE

       Returns CURLE_OK if HTTP is supported, CURLE_UNKNOWN_OPTION if not, or CURLE_OUT_OF_MEMORY
       if there was insufficient heap space.

SEE ALSO

       CURLOPT_CUSTOMREQUEST(3),            CURLOPT_HTTPHEADER(3),            CURLOPT_REFERER(3),
       CURLOPT_REQUEST_TARGET(3)