pub const IPV6 = switch (native_os)
pub const IPV6 = switch (native_os) { .linux => linux.IPV6, .freebsd => freebsd.IPV6, .dragonfly => dragonfly.IPV6, .netbsd => netbsd.IPV6, .openbsd => openbsd.IPV6, .illumos => illumos.IPV6, .haiku => haiku.IPV6, .serenity => serenity.IPV6, else => void, }