/* Windows */
file = .File~new("file")                     -- file
file = .File~new("c:\program files\")        -- c:\program files
file = .File~new("file", "c:/program files") -- c:\program files\file
'cd c:\program files\oorexx'
samples = .File~new("samples")               -- samples
file = .File~new("file", "samples")          -- samples\file
file = .File~new("file", samples)            -- c:\program files\oorexx\samples\file

/* Unix-like system */
file = .File~new("/opt/ooRexx/")             -- /opt/ooRexx
'cd /opt/ooRexx'
samples = .File~new("samples")               -- samples
file = .File~new("file", "samples")          -- samples/file
file = .File~new("file", samples)            -- /opt/ooRexx/samples/file