lispdoc - results for read-preserving-whitespace

(read-preserving-whitespace &optional (stream *standard-input*) (eof-error-p t)
 (eof-value nil) (recursive-p nil))
Function: Read from STREAM and return the value read, preserving any whitespace that followed the object.
 Mentioned in:
CLtL2 - 22.1.1. What the Read Function Accepts
CLtL2 - 22.2.1. Input from Character Streams
HyperSpec - Function READ, READ-PRESERVING-WHITESPACE