specifies the identifier
that was assigned when the directory was opened, generally by the
DOPEN function.
nval
specifies the sequence
number of the option.
Details
Under Windows, the
only directory information item that is available is Directory, which
is the pathname of directory-id. The nval, or sequence number,
of Directory is 1. If directory-id points to a list of concatenated directories, then Directory is
the list of concatenated directory names.