# fblocks

Determines whether Apple* blocks are enabled or disabled.

## Syntax

Linux: | None

macOS: | -fblocks -fno-blocks

Windows: | None

## Arguments

None

## Default

-fblocks | Apple* blocks are enabled.

## Description

This option determines whether Apple* blocks (block variable declarations) are enabled or disabled.

If you want to disable Apple* blocks, specify -fno-blocks.

To use this feature, macOS* 10.6 or greater is required.

## IDE Equivalent

None

## Alternate Options

None

Parent topic: Language Options