Constant IPV6_FLOWINFO_FLOWLABEL

pub const IPV6_FLOWINFO_FLOWLABEL: i32 = 0x000f_ffff; // 1_048_575i32

Available on crate feature dep_nc only.

Bitmask constant declarations to help applications select out the flow label and priority fields.

Note that this are in host byte order while the flowinfo field of sockaddr_in6 is in network byte order.