\ SAVESCR.HLP   Routine to save and restore screen.     by Tom Zimmer

svseg           ( --- seg1 )
        A constant that returns the segment of the screen save
        area. When not initialized, svseg return a zero.

svinit          ( --- )
        Cold start initialization word that allocates some space for
        the screen save segment.

savescr         ( --- )
        Save the current contents of the screen to an external segment
        save area. Nestable up to three times.

restscr         ( --- )
        Restore  the screen from the external segment screen save
        area. Un-nestable up to three times.

