Function bintime_mul

freebsd/sys/time.h:95–105

}

static __inline void
bintime_mul(struct bintime *_bt, u_int _x)
{
	uint64_t _p1, _p2;

	_p1 = (_bt->frac & 0xffffffffull) * _x;
	_p2 = (_bt->frac >> 32) * _x + (_p1 >> 32);
	_bt->sec *= _x;
	_bt->sec += (_p2 >> 32);
	_bt->frac = (_p2 << 32) | (_p1 & 0xffffffffull);
}

static __inline void
bintime_shift(struct bintime *_bt, int _exp)