;C SVC ( hl de bc n -- hl de bc af )
; -- execute LS-DOS SVC n (Supervisor Call)

;C  P!  ( n p -- ) write byte n to i/o port p
;C P@   ( p -- n )  read byte n from i/o port p

;Z SAVEU -- for new system, save DP and LATEST in UINIT
 -- this doesn't save the new system for you.. it just
makes sure that if you generate a new system, it retains
the definitions you created.
