: EMIT
    ( 0x53==(emit) override )
    0x53 RAM+ @ ?DUP IF EXECUTE ELSE (emit) THEN ;
: (print)
    BEGIN
        C@+      ( a+1 c )
        ( exit if null or 0xd )
        DUP 0xd = OVER NOT OR IF 2DROP EXIT THEN
        EMIT     ( a )
    AGAIN ;
: BS 8 EMIT ; : LF 10 EMIT ; : CR 13 EMIT ;
: CRLF CR LF ; : SPC 32 EMIT ;
: NL 0x0a RAM+ @ ( NLPTR ) ?DUP IF EXECUTE ELSE CRLF THEN ;
: (uflw) LIT" stack underflow" ERR ;
: (wnf) (print) SPC LIT" word not found" ERR ;