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_go32_conventional_mem_selector
===============================

Syntax
------

     #include <go32.h>
     
     u_short _go32_conventional_mem_selector();

Description
-----------

This function returns a selector which has a physical base address
corresponding to the beginning of conventional memory.  This selector
can be used as a parameter to `movedata' (movedata:.) to   
manipulate memory in the conventional address space.

Return Value
------------

The selector.

Example
-------

     short blank_row_buf[ScreenCols()];
     /* scroll screen */
     movedata(_go32_conventional_mem_selector(), 0xb8000 + ScreenCols()*2,
              _go32_conventional_mem_selector(), 0xb8000,
              ScreenCols() * (ScreenRows()-1) * 2);
     /* fill last row */
     movedata(_go32_my_ds, (int)blank_row_buf,
              _go32_conventional_mem_selector(),
                 0xb8000 + ScreenCols()*(ScreenRows()-1)*2,
               ScreenCols() * 2);