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# OSBoolean

A container for a true or false value.

```
class OSBoolean;
```

## Overview

Only two static immutable instances of OSBoolean exist, kOSBooleanFalse & kOSBooleanTrue.

## Topics

### Configuring a Boolean Type

[`virtual void free();`](/documentation/DriverKit/OSBoolean/free)

[`virtual void release() const;`](/documentation/DriverKit/OSBoolean/release)

Releases the OSObject instance

[`virtual void retain() const;`](/documentation/DriverKit/OSBoolean/retain)

Retains the OSObject instance

[`typedef OSBoolean * OSBooleanPtr;`](/documentation/DriverKit/OSBooleanPtr)

### Getting Boolean Values

[`extern OSBooleanPtr kOSBooleanFalse;`](/documentation/DriverKit/kOSBooleanFalse)

The OSBoolean constant for `false` .

[`extern OSBooleanPtr kOSBooleanTrue;`](/documentation/DriverKit/kOSBooleanTrue)

The OSBoolean constant for `true` .

## Relationships

### Inherits From

[`OSContainer`](/documentation/DriverKit/OSContainer)

---

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