endtv 79 usr/sample/tetris/input.c struct timeval starttv, endtv; endtv 84 usr/sample/tetris/input.c endtv = *tvp; endtv 110 usr/sample/tetris/input.c (void) gettimeofday(&endtv, NILTZ); endtv 111 usr/sample/tetris/input.c TV_SUB(&endtv, &starttv); endtv 112 usr/sample/tetris/input.c TV_SUB(tvp, &endtv); /* adjust *tvp by elapsed time */