th is either 4 (IPv4) or 16 (IPv6). Only explicitly marked addresses in the certificates are considered; IP addresses stored in DNS names and Common Names are ignored.</p>

<p>X509_check_ip_asc() is similar, except that the NUL-terminated string <b>address</b> is first converted to the internal representation.</p>

<p>The <b>flags</b> argument is usually 0. It can be the bitwise OR of the flags:</p>

<dl>

<dt id="X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT"><b>X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT</b>,</dt>
<dd>

