flow_wildcards_or(struct flow_wildcards *dst,
                  const struct flow_wildcards *src1,
                  const struct flow_wildcards *src2)
{
    uint64_t *dst_u64 = (uint64_t *) &dst->masks;
    const uint64_t *src1_u64 = (const uint64_t *) &src1->masks;
    const uint64_t *src2_u64 = (const uint64_t *) &src2->masks;
    size_t i;

    for (i = 0; i < FLOW_U64S; i++) {
        dst_u64[i] = src1_u64[i] | src2_u64[i];
    }
}
flow_wildcards_or(struct flow_wildcards *dst,
                  const struct flow_wildcards *src1,
                  const struct flow_wildcards *src2)
{
    uint64_t *dst_u64 = (uint64_t *) &dst->masks;
    const uint64_t *src1_u64 = (const uint64_t *) &src1->masks;
    const uint64_t *src2_u64 = (const uint64_t *) &src2->masks;
    size_t i;

    for (i = 0; i < FLOW_U64S; i++) {
        dst_u64[i] = src1_u64[i] | src2_u64[i];
    }
}