/* ›              CLR_SCRN.C›   ›   ›   Copyright 1990 by MAX Systems and›   Marty Albert. May be freely used›   and distributed by all so long as›   credit is given.›   ›   ›   ›   ›   This routine allows for a simple›   way to clear the screen.›   ›   You could, of course, imbed the›   'printf("\f");' command in your›   program at the point that you wish›   to clear the screen, but this will›   use up the string memory for that›   routine. By using this routine,›   your string memory is not›   reduced.›   ›   ›   To clear the screen, make the›   call:›   ›              clr_scrn();›   ›   ›   Screen colors, graphic mode,›   margins, etc. are unchanged. The›   cursor is in the upper left›   corner.›   ›*/››#define NOARGC;›#define FIXARGC;›››clr_scrn()›    $(›      printf("\f");›return;›    $)››