Query operating system. The following codes are currently available for supported operating systems:
| beos | BeOS |
| dos | DOS |
| hpux | HP-UX |
| linux | Linux |
| macos | Mac OS |
| macosx | Mac OS X |
| nextstep | NeXTStep |
| sinix | SINIX |
| sunos | SunOS |
| tos | Atari TOS |
| win | Windows (32 Bit) |
| Type & position: | command, preamble & main part |
| Syntax: | !ifos [<system>] |
| Description: | Dieses Kommando testet das aktuelle Betriebssystem, auf dem UDO
läuft. Enthält eines der Kürzel der Betriebssysteme, so wandelt UDO alle Zeilen zwischen !ifos und !endif bzw. !else um. Das Beispiel zeigt, wie Sie testen können, ob UDO unter Linux läuft. |
| Description: | This command tests the current operating system UDO is running
on. If match one of the abbreviations of the operating systems UDO will convert all lines that are used between !ifos and !endif or !else. If doesn't match any of the abbreviations of the operating systems UDO will ignore all lines before !endif or !else. The example shows how you can test if UDO runs with Linux. |
| Example: | !ifos [linux] |
| Exists since: | Release 5 Patchlevel 16 |
| See also: | !ifnos, Query commands |