specifies the fileref
that is assigned to the external file or directory. The fileref cannot
be associated with a list of concatenated filenames or directories.
If the fileref is associated with a directory, the directory must
be empty. You must have permission to delete the file. Under Windows, fileref can be an environment variable. The fileref
or the environment variable that you specify must be enclosed in quotation
marks.
Details
FDELETE returns 0 if
the operation was successful, and a nonzero number if it was not successful.