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# ioctl.h<a name="ZH-CN_TOPIC_0000001054829485"></a>

## **Overview**<a name="section217644099084830"></a>

**Related Modules:**

[FS](FS.md)

**Description:**

Manipulates a device.

**Since:**

1.0

**Version:**

1.0

## **Summary**<a name="section351747910084830"></a>

## Functions<a name="func-members"></a>

<a name="table1750384707084830"></a>
<table><thead align="left"><tr id="row1286157485084830"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p1844523216084830"><a name="p1844523216084830"></a><a name="p1844523216084830"></a>Function Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p735508212084830"><a name="p735508212084830"></a><a name="p735508212084830"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row15686617084830"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p2056673614084830"><a name="p2056673614084830"></a><a name="p2056673614084830"></a><a href="FS.md#ga28db05c84676b387c2d8cfdd317bb9bd">ioctl</a> (int fd, int cmd,...)</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1850906275084830"><a name="p1850906275084830"></a><a name="p1850906275084830"></a>int&nbsp;</p>
<p id="p350068643084830"><a name="p350068643084830"></a><a name="p350068643084830"></a>Manipulates a device. </p>
</td>
</tr>
</tbody>
</table>

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authored 2020-09-08 10:08 . add OpenHarmony 1.0 baseline

ioctl.h

Overview

Related Modules:

Description:

Manipulates a device.

Since:

1.0

Version:

1.0

Summary

Functions

Function Name	Description
ioctl (int fd, int cmd,...)	int Manipulates a device.

Function Name

Description

ioctl (int fd, int cmd,...)

int

Manipulates a device.

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