 flag to the store private key. This is a non standard extension that is only currently interpreted by MSIE. If set to zero the flag is omitted, if set to <b>KEY_SIG</b> the key can be used for signing only, if set to <b>KEY_EX</b> it can be used for signing and encryption. This option was useful for old export grade software which could use signing only keys of arbitrary size but had restrictions on the permissible sizes of keys which could be used for encryption.</p>

<p>If <i>name</i> is <b>NULL</b> and 