# PRInt32

Guaranteed to be a signed 32-bit integer on all platforms.

## Syntax

```{code}
#include <prtypes.h>

typedefdefinition PRInt32;
```

## Description

May be defined as an `int` or a `long`, depending on the platform.
For syntax details for each platform, see
{searchfox}`prtypes.h <nsprpub/pr/include/prtypes.h>`.