gosh> (close-input-port (standard-input-port)) #<undef> gosh> *** IO-CLOSED-ERROR: I/O attempted on closed port: #<iport(closed) (stdin) 0x9db40> Stack Trace: _______________________________________ gosh> *** IO-CLOSED-ERROR: I/O attempted on closed port: #<iport(closed) (stdin) 0x9db40> Stack Trace…</iport(closed)></iport(closed)></undef>