/i>, <i>target</i> and <i>untrusted</i> parameters can be NULL. Yet note that <a href="../man3/X509_verify_cert.html">X509_verify_cert(3)</a> and <a href="../man3/X509_STORE_CTX_verify.html">X509_STORE_CTX_verify(3)</a> will need a verification target. This can also be set using X509_STORE_CTX_set_cert(). For <a href="../man3/X509_STORE_CTX_verify.html">X509_STORE_CTX_verify(3)</a>, which takes by default the first element of the list of untrusted certificates as its verification target, this can be also se