fileparse_set_fstype (os-string
)
Called before the other routines to select the appropriate file
specification syntax for your operating system, to be used in future
File::Basename calls.
Currently valid values for $os-string (the operating system) are
VMS
, MSWin32
,
MSDOS
, AmigaOS
,
os2
, RISCOS
, and
MacOS
. Uses Unix syntax by default.