pr_newzap.md - mozsearch

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# PR_NEWZAP

Allocates and clears memory from the heap for an instance of a given

type.

## Syntax

```{code}

#include <prmem.h>

_type * PR_NEWZAP(_struct);

```

### Parameter

`_struct`

: The name of a type.

### Returns

An pointer to a buffer sized to contain the type `_struct`, or if the

allocation attempt fails, `NULL`. The bytes in the buffer are all

initialized to 0. Call `PR_GetError()` to retrieve the error returned

by the libc function.

## Description

This macro allocates an instance of the specified type from the heap and

sets the content of that memory to zero.