# Appendix A. Fact Sheet A.1 Built-In Properties Table A.1:聽Phing Built-In Properties PropertyContents`application.startdir`Current work directory`env.*`Environment variables, extracted from `$_SERVER`.`host.arch`System architecture, i.e. i586. Not available on Windows machines. `host.domain`DNS domain name, i.e. `php.net`. Not available on Windows machines. `host.fstype`The type of the files ystem. Possible values are UNIX, WINNT and WIN32 `host.name`Operating System hostname as returned by `posix_uname()`. Not available on Windows machines. `host.os`Operating System description as set in PHP\_OS variable (see [PHP Manual](http://www.php.net/manual/en/reserved.constants.core.php)).`host.os.release`Operating version release, i.e. 2.2.10. Not available on Windows machines. `host.os.version`Operating system version, i.e. #4 Tue Jul 20 17:01:36 MEST 1999. Not available on Windows machines. `line.separator`Character(s) that signal the end of a line, "\\n" for Linux, "\\r\\n" for Windows system, "\\r" for Macintosh.`os.name`Operating System description as set in PHP\_OS variable.`phing.file`Full path to current buildfile.`phing.dir`Path that contains the current buildfile.`phing.home`Phing installation directory, not set in PEAR installations.`phing.startTime`The time that Phing started to run.`phing.version`Current Phing version.`phing.project.name`Name of the currently processed project.`php.classpath`The value of the `PHP_CLASSPATH`. Same as the include path returned by get\_include\_path().`php.version`Version of the PHP interpreter. Same as PHP constant `PHP_VERSION` (see [PHP Manual](http://www.php.net/manual/en/reserved.constants.core.php)).`project.basedir`The current project basedir.`user.home`Value of the environment variable `HOME`.