CURLOPT_SSLENGINE_DEFAULT (3) - Linux Manuals
CURLOPT_SSLENGINE_DEFAULT: make SSL engine default
NAME
CURLOPT_SSLENGINE_DEFAULT - make SSL engine defaultSYNOPSIS
#include <curl/curl.h>CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SSLENGINE_DEFAULT, long val);
DESCRIPTION
Pass a long set to 1 as parameter. Sets the actual crypto engine as the default for (asymmetric) crypto operations.If the crypto device cannot be set, CURLE_SSL_ENGINE_SETFAILED is returned.