# phpman > man > ExtUtils::MM_UWIN(3pm)

## NAME
    [ExtUtils::MM_UWIN](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMMUWIN/markdown) - U/WIN specific subclass of [ExtUtils::MM_Unix](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMMUnix/markdown)

## SYNOPSIS
      Don't use this module directly.
      Use [ExtUtils::MM](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMM/markdown) and let it choose.

## DESCRIPTION
    This is a subclass of [ExtUtils::MM_Unix](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMMUnix/markdown) which contains functionality for the AT&T U/WIN UNIX on
    Windows environment.

    Unless otherwise stated it works just like [ExtUtils::MM_Unix](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMMUnix/markdown).

### Overridden methods
    os_flavor
        In addition to being Unix, we're U/WIN.

    replace_manpage_separator

## AUTHOR
    Michael G Schwern <<schwern@pobox.com>> with code from [ExtUtils::MM_Unix](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMMUnix/markdown)

## SEE ALSO
    [ExtUtils::MM_Win32](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMMWin32/markdown), [ExtUtils::MakeMaker](https://www.chedong.com/phpMan.php/perldoc/ExtUtils%3A%3AMakeMaker/markdown)