rem: drawLeftMarker(Ruler *rPtr)
add: static void drawLeftMarker(Ruler * rPtr)
context: drawLeftMarker(Ruler *rPtr){    XPoint  points[4];    int xpos = (rPtr->flags.whichMarker==1?                rPtr->motion:rPtr->margins.left);    XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer,              rPtr->fg, xpos, 8, xpos, 22);    points[0].x = xpos;    points[0].y = 1;    points[1].x = points[0].x+6;    points[1].y = 8;    points[2].x = points[0].x+6;    points[2].y = 9;    points[3].x = points[0].x;    points[3].y = 9;    XFillPolygon (rPtr->view->screen->display, rPtr->drawBuffer,                  rPtr->fg, points, 4, Convex, CoordModeOrigin);}