S9 LIB  (read-file)             ==>  list
        (read-file input-port)  ==>  list

Read a text file from an input port, return a list containing
one string for each line read. When no INPUT-PORT is specified,
read the current input port.

(with-input-from-file "lib/read-file.scm" read-file)
  ==>  [lots of lines]
