HelpPC 2.10	Quick Reference Utility	Copyright 1991 David Jurgens
MSC: void far _settextwindow(short r1,short c1,short r2,short c2)        - prototype in graph.h        - sets graphics text output window;  text scrolls in window when          the window becomes full        - (r1,c1) upper left corner of window        - (r2,c2) lower right corner of window
Esc or Alt-X to exit	_settextwindow	Home/PgUp/PgDn/End ←↑↓→