#### Beyond Linux® From Scratch (System V Edition) - Version 12.3

### Chapter 13. Programming

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# unifdef-2.12

## Introduction to unifdef

The unifdef package contains a utility that is useful for removing preprocessor conditionals from code.

This package is known to build and work properly using an LFS 12.3 platform.

### Package Information

- Download (HTTP): https://dotat.at/prog/unifdef/unifdef-2.12.tar.gz

- Download MD5 sum: b225312c110cd2600ca7166bd0419751

- Download size: 88 KB

- Estimated disk space required: 1.9 MB

- Estimated build time: less than 0.1 SBU

## Installation of unifdef

Install unifdef by running the following commands:

    make

To test the results, issue: make test.

Now, as the `root` user:

    make prefix=/usr install

## Contents

Installed Programs: unifdef and unifdefall
Installed Libraries: None
Installed Directories: None

### Short Descriptions

unifdef | removes preprocessor conditionals from code
unifdefall | removes preprocessor conditionals from code across a whole tree

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