- filesysteminterface-basename/
- filesysteminterface-chmod/
- filesysteminterface-dirname/
- filesysteminterface-mkdir/
- filesysteminterface-moveuploadedfile/
- filesysteminterface-realpath/
- filesysteminterface-rmdir/
- filesysteminterface-tempnam/
- filesysteminterface-unlink/
- filesysteminterface-urischeme/
- filesysteminterface-validscheme/