File psl-1983/20-kernel/sysio.init artifact 8719f1db79 part of check-in ed4c581dbb

(GLOBAL (QUOTE (IN!* OUT!*)))
(FLUID (QUOTE (STDIN!* STDOUT!* ERROUT!* !*ECHO)))
(FLUID (QUOTE (LISPSCANTABLE!* CURRENTSCANTABLE!*)))