ccol              157 usr/sample/tetris/screen.c 	int i, ccol, j;
ccol              171 usr/sample/tetris/screen.c 		ccol = -1;
ccol              176 usr/sample/tetris/screen.c 			if (i != ccol) {
ccol              187 usr/sample/tetris/screen.c 			ccol = i + 1;