last_column       852 src/editor/editdraw.c     int last_line, last_column;
last_column       862 src/editor/editdraw.c     last_column = wh->x + wh->cols - 1;
last_column       865 src/editor/editdraw.c     if (x1 > last_column)
last_column       888 src/editor/editdraw.c         if (x2 <= last_column)