NI

pub const NI = switch (native_os) {
    .linux, .emscripten => packed struct(u32) {
        NUMERICHOST: bool = false,
        NUMERICSERV: bool = false,
        NOFQDN: bool = false,
        NAMEREQD: bool = false,
        DGRAM: bool = false,
        _5: u3 = 0,
        NUMERICSCOPE: bool = false,
        _: u23 = 0,
    },
    .illumos => packed struct(u32) {
        NOFQDN: bool = false,
        NUMERICHOST: bool = false,
        NAMEREQD: bool = false,
        NUMERICSERV: bool = false,
        DGRAM: bool = false,
        WITHSCOPEID: bool = false,
        NUMERICSCOPE: bool = false,
        _: u25 = 0,
    },
    // https://github.com/SerenityOS/serenity/blob/d510d2aeb2facbd8f6c383d70fd1b033e1fee5dd/Userland/Libraries/LibC/netdb.h#L101-L105
    .serenity => packed struct(c_int) {
        NUMERICHOST: bool = false,
        NUMERICSERV: bool = false,
        NAMEREQD: bool = false,
        NOFQDN: bool = false,
        DGRAM: bool = false,
        _: @Int(.unsigned, @bitSizeOf(c_int) - 5) = 0,
    },
    .freebsd, .haiku => packed struct(u32) {
        NOFQDN: bool = false,
        NUMERICHOST: bool = false,
        NAMEREQD: bool = false,
        NUMERICSERV: bool = false,
        DGRAM: bool = false,
        NUMERICSCOPE: bool = false,
        _: u26 = 0,
    },
    .dragonfly, .netbsd => packed struct(u32) {
        NOFQDN: bool = false,
        NUMERICHOST: bool = false,
        NAMEREQD: bool = false,
        NUMERICSERV: bool = false,
        DGRAM: bool = false,
        _5: u1 = 0,
        NUMERICSCOPE: bool = false,
        _: u25 = 0,
    },
    .openbsd => packed struct(u32) {
        NUMERICHOST: bool = false,
        NUMERICSERV: bool = false,
        NOFQDN: bool = false,
        NAMEREQD: bool = false,
        DGRAM: bool = false,
        _: u27 = 0,
    },
    .driverkit, .ios, .maccatalyst, .macos, .tvos, .visionos, .watchos => packed struct(u32) {
        NOFQDN: bool = false,
        NUMERICHOST: bool = false,
        NAMEREQD: bool = false,
        NUMERICSERV: bool = false,
        DGRAM: bool = false,
        _5: u3 = 0,
        NUMERICSCOPE: bool = false,
        _: u23 = 0,
    },
    else => void,
}