When you install the Interix Software Development Kit (SDK), it creates the following directory hierarchy:
| Interix directory format | Windows directory format |
|---|---|
| /usr/include | %SFUDIR%\usr\include |
| /usr/include/arpa | %SFUDIR%\usr\include\arpa |
| /usr/include/g++ | %SFUDIR%\usr\include\g++ |
| /usr/include/gnu | %SFUDIR%\usr\include\gnu |
| /usr/include/netinet | %SFUDIR%\usr\include\netinet |
| /usr/include/interix | %SFUDIR%\usr\include\interix |
| /usr/include/sys | %SFUDIR%\usr\include\sys |
| /usr/lib | %SFUDIR%\usr\lib |
| /usr/share/man/cat2 | %SFUDIR%\usr\share\man\cat2 |
| /usr/share/man/cat3 | %SFUDIR%\usr\share\man\cat3 |
| /usr/share/man/cat5 | %SFUDIR%\usr\share\man\cat5 |
| /usr/X11R5/include | %SFUDIR%\usr\X11R5\include |
| /usr/X11R5/include/X11 | %SFUDIR%\usr\X11R5\include\X11 |
| /usr/X11R5/lib | %SFUDIR%\usr\X11R5\lib |
| /usr/X11R5/lib/X11 | %SFUDIR%\usr\X11R5\lib\X11 |
| /usr/X11R5/man/cat3 | %SFUDIR%\usr\X11R5\man\cat3 |
The utilities provided with the Interix SDK are installed in /bin, /usr/X11R5/bin, /usr/contrib, and /usr/contrib/bin.