CLOSE FILE HANDLE handle_name.
CLOSE FILE HANDLE disassociates the name of a file handle with a
given file. The only specification is the name of the handle to close.
Afterward
FILE HANDLE.
The file named INLINE, which represents data entered between BEGIN
DATA and END DATA, cannot be closed. Attempts to close it with
CLOSE FILE HANDLE have no effect.
CLOSE FILE HANDLE is a PSPP extension.