= DOS command.

#ifdef LNX
        [DOS]  [dos-command-string | sh  [terminal options] ] ]
#else
        [DOS]  [dos-command-string | CMD [ row [col] ] ]
#endif

             You can enter DOS,OS/2 command from command input line.
             Sub shell screen is displayed if dos-command-string is
             omitted.(it end by EXIT command).
#ifdef LNX
             Especialy,specify sh to open async terminal window.
             Same emulator is selected as gxe started.
             If triger is not terminal,gnome-terminal is selected.
#else
             Especialy,specify CMD to create async DOS prompt process,
             and buffsize(row and col) parm is avail under windows2000.
#endif
             DOS(>) can be omitted on the Command Rresult Edit screen.
             see (5).DOS command.