usleep 99 libproff/utils.c usleep (2000000); usleep 115 libproff/utils.c usleep (2000000); usleep 130 libproff/utils.c usleep (2000000); usleep 156 libproff/utils.c usleep (2000000); usleep 888 src/xover.c usleep (5000); /* doesn't use SIGALRM */