# FILE_ALLOCATE_PUNCH_HOLE

`import { FILE_ALLOCATE_PUNCH_HOLE } from "destack:fs/binding";`

Deallocate blocks in the requested range.

```ds title="FILE_ALLOCATE_PUNCH_HOLE"
const FILE_ALLOCATE_PUNCH_HOLE: FileAllocateFlags
```

[language/library/src/fs/binding/file.ds:150](https://github.com/destack-sh/destack/blob/main/language/library/src/fs/binding/file.ds#L150)