collapseos/blk/293

        IFZ,
            ( match, let's compare the string then )
            DE DECss, ( Skip prev field. One less because we )
            DE DECss, ( pre-decrement )
            B C LDrr, ( loop C times )
            BEGIN,
                ( pre-decrement for easier Z matching )
                DE DECss,
                HL DECss,
                LDA(DE),
                (HL) CPr,
                JRNZ, BREAK,
            DJNZ, AGAIN,
        THEN,
                                                      ( cont. )