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<title>Predefined Constants</title>
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<h1>Predefined Constants</h1>
<p class="simpara">
The constants below are defined by this extension, and
will only be available when the extension has either
been compiled into PHP or dynamically loaded at runtime.
</p>
<dl>
<dt id="constant.f-dupfd">
<span class="term">
<strong><code>F_DUPFD</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-getfd">
<span class="term">
<strong><code>F_GETFD</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-getfl">
<span class="term">
<strong><code>F_GETFL</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-getlk">
<span class="term">
<strong><code>F_GETLK</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-getown">
<span class="term">
<strong><code>F_GETOWN</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-rdlck">
<span class="term">
<strong><code>F_RDLCK</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-setfl">
<span class="term">
<strong><code>F_SETFL</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-setlk">
<span class="term">
<strong><code>F_SETLK</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-setlkw">
<span class="term">
<strong><code>F_SETLKW</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-setown">
<span class="term">
<strong><code>F_SETOWN</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-unlck">
<span class="term">
<strong><code>F_UNLCK</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.f-wrlck">
<span class="term">
<strong><code>F_WRLCK</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-append">
<span class="term">
<strong><code>O_APPEND</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-async">
<span class="term">
<strong><code>O_ASYNC</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-creat">
<span class="term">
<strong><code>O_CREAT</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-excl">
<span class="term">
<strong><code>O_EXCL</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-ndelay">
<span class="term">
<strong><code>O_NDELAY</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-noctty">
<span class="term">
<strong><code>O_NOCTTY</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-nonblock">
<span class="term">
<strong><code>O_NONBLOCK</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-rdonly">
<span class="term">
<strong><code>O_RDONLY</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-rdwr">
<span class="term">
<strong><code>O_RDWR</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-sync">
<span class="term">
<strong><code>O_SYNC</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-trunc">
<span class="term">
<strong><code>O_TRUNC</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.o-wronly">
<span class="term">
<strong><code>O_WRONLY</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-irgrp">
<span class="term">
<strong><code>S_IRGRP</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-iroth">
<span class="term">
<strong><code>S_IROTH</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-irusr">
<span class="term">
<strong><code>S_IRUSR</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-irwxg">
<span class="term">
<strong><code>S_IRWXG</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-irwxo">
<span class="term">
<strong><code>S_IRWXO</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-irwxu">
<span class="term">
<strong><code>S_IRWXU</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-iwgrp">
<span class="term">
<strong><code>S_IWGRP</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-iwoth">
<span class="term">
<strong><code>S_IWOTH</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-iwusr">
<span class="term">
<strong><code>S_IWUSR</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-ixgrp">
<span class="term">
<strong><code>S_IXGRP</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-ixoth">
<span class="term">
<strong><code>S_IXOTH</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
<dt id="constant.s-ixusr">
<span class="term">
<strong><code>S_IXUSR</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<p class="para"/>
</dd>
</dt>
</dl>
</div>
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