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</div><hr /><div id="migration56.constants" class="sect1">
<h2 class="title">New global constants</h2>
<div class="sect2" id="migration56.constants.gd">
<h3 class="title"><a href="book.image.html" class="link">GD</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<strong><code>IMG_WEBP</code></strong> (as of PHP 5.6.25)
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.constants.ldap">
<h3 class="title"><a href="book.ldap.html" class="link">LDAP</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<strong><code>LDAP_ESCAPE_DN</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>LDAP_ESCAPE_FILTER</code></strong>
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.constants.openssl">
<h3 class="title"><a href="book.openssl.html" class="link">OpenSSL</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<strong><code>OPENSSL_DEFAULT_STREAM_CIPHERS</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_ANY_CLIENT</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_ANY_SERVER</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_TLSv1_0_SERVER</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_TLSv1_1_SERVER</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>STREAM_CRYPTO_METHOD_TLSv1_2_SERVER</code></strong>
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.constants.pgsql">
<h3 class="title"><a href="book.pgsql.html" class="link">PostgreSQL</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_CONNECT_ASYNC</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_CONNECTION_AUTH_OK</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_CONNECTION_AWAITING_RESPONSE</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_CONNECTION_MADE</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_CONNECTION_SETENV</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_CONNECTION_SSL_STARTUP</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_CONNECTION_STARTED</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_DML_ESCAPE</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_POLLING_ACTIVE</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_POLLING_FAILED</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_POLLING_OK</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_POLLING_READING</code></strong>
</span>
</li>
<li class="listitem">
<span class="simpara">
<strong><code>PGSQL_POLLING_WRITING</code></strong>
</span>
</li>
</ul>
</div>
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