lispdoc - results for stream-clear-input

(trivial-gray-streams:stream-clear-input stream)
Function: This is like CL:CLEAR-INPUT, but for Gray streams, returning NIL. The default method does nothing.
  
(trivial-gray-streams:stream-clear-output stream)
Function: This is like CL:CLEAR-OUTPUT, but for Gray streams: clear the given output STREAM. The default method does nothing.