tv_usec            51 libutil/statistics.c 	(r)->tv_usec = (a)->tv_usec + (b)->tv_usec;		\
tv_usec            52 libutil/statistics.c 	if ((r)->tv_usec >= 1000000) {				\
tv_usec            54 libutil/statistics.c 		(r)->tv_usec -= 1000000;			\
tv_usec            62 libutil/statistics.c 	(r)->tv_usec = (a)->tv_usec - (b)->tv_usec;		\
tv_usec            63 libutil/statistics.c 	if ((r)->tv_usec < 0) {					\
tv_usec            65 libutil/statistics.c 		(r)->tv_usec += 1000000;			\
tv_usec            76 libutil/statistics.c 	*(r) = diff.tv_sec + diff.tv_usec * 1e-6;		\