Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>

1 files changed, 5758 insertions, 0 deletions

diff --git a/vendor/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs b/vendor/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
new file mode 100644
index 0000000..7831408
--- /dev/null
+++ b/vendor/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
@@ -0,0 +1,5758 @@
+pub type fflags_t = u32;
+pub type clock_t = i32;
+
+pub type vm_prot_t = u_char;
+pub type kvaddr_t = u64;
+pub type segsz_t = isize;
+pub type __fixpt_t = u32;
+pub type fixpt_t = __fixpt_t;
+pub type __lwpid_t = i32;
+pub type lwpid_t = __lwpid_t;
+pub type blksize_t = i32;
+pub type clockid_t = ::c_int;
+pub type sem_t = _sem;
+pub type timer_t = *mut __c_anonymous__timer;
+
+pub type fsblkcnt_t = u64;
+pub type fsfilcnt_t = u64;
+pub type idtype_t = ::c_uint;
+
+pub type msglen_t = ::c_ulong;
+pub type msgqnum_t = ::c_ulong;
+
+pub type cpulevel_t = ::c_int;
+pub type cpuwhich_t = ::c_int;
+
+pub type mqd_t = *mut ::c_void;
+pub type posix_spawnattr_t = *mut ::c_void;
+pub type posix_spawn_file_actions_t = *mut ::c_void;
+
+pub type pthread_spinlock_t = *mut __c_anonymous_pthread_spinlock;
+pub type pthread_barrierattr_t = *mut __c_anonymous_pthread_barrierattr;
+pub type pthread_barrier_t = *mut __c_anonymous_pthread_barrier;
+
+pub type uuid_t = ::uuid;
+pub type u_int = ::c_uint;
+pub type u_char = ::c_uchar;
+pub type u_long = ::c_ulong;
+pub type u_short = ::c_ushort;
+
+pub type caddr_t = *mut ::c_char;
+
+pub type fhandle_t = fhandle;
+
+pub type au_id_t = ::uid_t;
+pub type au_asid_t = ::pid_t;
+
+pub type cpusetid_t = ::c_int;
+
+pub type sctp_assoc_t = u32;
+
+pub type eventfd_t = u64;
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_support_flags {
+    DEVSTAT_ALL_SUPPORTED = 0x00,
+    DEVSTAT_NO_BLOCKSIZE = 0x01,
+    DEVSTAT_NO_ORDERED_TAGS = 0x02,
+    DEVSTAT_BS_UNAVAILABLE = 0x04,
+}
+impl ::Copy for devstat_support_flags {}
+impl ::Clone for devstat_support_flags {
+    fn clone(&self) -> devstat_support_flags {
+        *self
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_trans_flags {
+    DEVSTAT_NO_DATA = 0x00,
+    DEVSTAT_READ = 0x01,
+    DEVSTAT_WRITE = 0x02,
+    DEVSTAT_FREE = 0x03,
+}
+
+impl ::Copy for devstat_trans_flags {}
+impl ::Clone for devstat_trans_flags {
+    fn clone(&self) -> devstat_trans_flags {
+        *self
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_tag_type {
+    DEVSTAT_TAG_SIMPLE = 0x00,
+    DEVSTAT_TAG_HEAD = 0x01,
+    DEVSTAT_TAG_ORDERED = 0x02,
+    DEVSTAT_TAG_NONE = 0x03,
+}
+impl ::Copy for devstat_tag_type {}
+impl ::Clone for devstat_tag_type {
+    fn clone(&self) -> devstat_tag_type {
+        *self
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_match_flags {
+    DEVSTAT_MATCH_NONE = 0x00,
+    DEVSTAT_MATCH_TYPE = 0x01,
+    DEVSTAT_MATCH_IF = 0x02,
+    DEVSTAT_MATCH_PASS = 0x04,
+}
+impl ::Copy for devstat_match_flags {}
+impl ::Clone for devstat_match_flags {
+    fn clone(&self) -> devstat_match_flags {
+        *self
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_priority {
+    DEVSTAT_PRIORITY_MIN = 0x000,
+    DEVSTAT_PRIORITY_OTHER = 0x020,
+    DEVSTAT_PRIORITY_PASS = 0x030,
+    DEVSTAT_PRIORITY_FD = 0x040,
+    DEVSTAT_PRIORITY_WFD = 0x050,
+    DEVSTAT_PRIORITY_TAPE = 0x060,
+    DEVSTAT_PRIORITY_CD = 0x090,
+    DEVSTAT_PRIORITY_DISK = 0x110,
+    DEVSTAT_PRIORITY_ARRAY = 0x120,
+    DEVSTAT_PRIORITY_MAX = 0xfff,
+}
+impl ::Copy for devstat_priority {}
+impl ::Clone for devstat_priority {
+    fn clone(&self) -> devstat_priority {
+        *self
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_type_flags {
+    DEVSTAT_TYPE_DIRECT = 0x000,
+    DEVSTAT_TYPE_SEQUENTIAL = 0x001,
+    DEVSTAT_TYPE_PRINTER = 0x002,
+    DEVSTAT_TYPE_PROCESSOR = 0x003,
+    DEVSTAT_TYPE_WORM = 0x004,
+    DEVSTAT_TYPE_CDROM = 0x005,
+    DEVSTAT_TYPE_SCANNER = 0x006,
+    DEVSTAT_TYPE_OPTICAL = 0x007,
+    DEVSTAT_TYPE_CHANGER = 0x008,
+    DEVSTAT_TYPE_COMM = 0x009,
+    DEVSTAT_TYPE_ASC0 = 0x00a,
+    DEVSTAT_TYPE_ASC1 = 0x00b,
+    DEVSTAT_TYPE_STORARRAY = 0x00c,
+    DEVSTAT_TYPE_ENCLOSURE = 0x00d,
+    DEVSTAT_TYPE_FLOPPY = 0x00e,
+    DEVSTAT_TYPE_MASK = 0x00f,
+    DEVSTAT_TYPE_IF_SCSI = 0x010,
+    DEVSTAT_TYPE_IF_IDE = 0x020,
+    DEVSTAT_TYPE_IF_OTHER = 0x030,
+    DEVSTAT_TYPE_IF_MASK = 0x0f0,
+    DEVSTAT_TYPE_PASS = 0x100,
+}
+impl ::Copy for devstat_type_flags {}
+impl ::Clone for devstat_type_flags {
+    fn clone(&self) -> devstat_type_flags {
+        *self
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_metric {
+    DSM_NONE,
+    DSM_TOTAL_BYTES,
+    DSM_TOTAL_BYTES_READ,
+    DSM_TOTAL_BYTES_WRITE,
+    DSM_TOTAL_TRANSFERS,
+    DSM_TOTAL_TRANSFERS_READ,
+    DSM_TOTAL_TRANSFERS_WRITE,
+    DSM_TOTAL_TRANSFERS_OTHER,
+    DSM_TOTAL_BLOCKS,
+    DSM_TOTAL_BLOCKS_READ,
+    DSM_TOTAL_BLOCKS_WRITE,
+    DSM_KB_PER_TRANSFER,
+    DSM_KB_PER_TRANSFER_READ,
+    DSM_KB_PER_TRANSFER_WRITE,
+    DSM_TRANSFERS_PER_SECOND,
+    DSM_TRANSFERS_PER_SECOND_READ,
+    DSM_TRANSFERS_PER_SECOND_WRITE,
+    DSM_TRANSFERS_PER_SECOND_OTHER,
+    DSM_MB_PER_SECOND,
+    DSM_MB_PER_SECOND_READ,
+    DSM_MB_PER_SECOND_WRITE,
+    DSM_BLOCKS_PER_SECOND,
+    DSM_BLOCKS_PER_SECOND_READ,
+    DSM_BLOCKS_PER_SECOND_WRITE,
+    DSM_MS_PER_TRANSACTION,
+    DSM_MS_PER_TRANSACTION_READ,
+    DSM_MS_PER_TRANSACTION_WRITE,
+    DSM_SKIP,
+    DSM_TOTAL_BYTES_FREE,
+    DSM_TOTAL_TRANSFERS_FREE,
+    DSM_TOTAL_BLOCKS_FREE,
+    DSM_KB_PER_TRANSFER_FREE,
+    DSM_MB_PER_SECOND_FREE,
+    DSM_TRANSFERS_PER_SECOND_FREE,
+    DSM_BLOCKS_PER_SECOND_FREE,
+    DSM_MS_PER_TRANSACTION_OTHER,
+    DSM_MS_PER_TRANSACTION_FREE,
+    DSM_BUSY_PCT,
+    DSM_QUEUE_LENGTH,
+    DSM_TOTAL_DURATION,
+    DSM_TOTAL_DURATION_READ,
+    DSM_TOTAL_DURATION_WRITE,
+    DSM_TOTAL_DURATION_FREE,
+    DSM_TOTAL_DURATION_OTHER,
+    DSM_TOTAL_BUSY_TIME,
+    DSM_MAX,
+}
+impl ::Copy for devstat_metric {}
+impl ::Clone for devstat_metric {
+    fn clone(&self) -> devstat_metric {
+        *self
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug, Hash, PartialEq, Eq))]
+#[repr(u32)]
+pub enum devstat_select_mode {
+    DS_SELECT_ADD,
+    DS_SELECT_ONLY,
+    DS_SELECT_REMOVE,
+    DS_SELECT_ADDONLY,
+}
+impl ::Copy for devstat_select_mode {}
+impl ::Clone for devstat_select_mode {
+    fn clone(&self) -> devstat_select_mode {
+        *self
+    }
+}
+
+s! {
+    pub struct aiocb {
+        pub aio_fildes: ::c_int,
+        pub aio_offset: ::off_t,
+        pub aio_buf: *mut ::c_void,
+        pub aio_nbytes: ::size_t,
+        __unused1: [::c_int; 2],
+        __unused2: *mut ::c_void,
+        pub aio_lio_opcode: ::c_int,
+        pub aio_reqprio: ::c_int,
+        // unused 3 through 5 are the __aiocb_private structure
+        __unused3: ::c_long,
+        __unused4: ::c_long,
+        __unused5: *mut ::c_void,
+        pub aio_sigevent: sigevent
+    }
+
+    pub struct jail {
+        pub version: u32,
+        pub path: *mut ::c_char,
+        pub hostname: *mut ::c_char,
+        pub jailname: *mut ::c_char,
+        pub ip4s: ::c_uint,
+        pub ip6s: ::c_uint,
+        pub ip4: *mut ::in_addr,
+        pub ip6: *mut ::in6_addr,
+    }
+
+    pub struct statvfs {
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_favail: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_files: ::fsfilcnt_t,
+        pub f_bsize: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_fsid: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+    }
+
+    // internal structure has changed over time
+    pub struct _sem {
+        data: [u32; 4],
+    }
+    pub struct sembuf {
+        pub sem_num: ::c_ushort,
+        pub sem_op: ::c_short,
+        pub sem_flg: ::c_short,
+    }
+
+    pub struct msqid_ds {
+        pub msg_perm: ::ipc_perm,
+        __unused1: *mut ::c_void,
+        __unused2: *mut ::c_void,
+        pub msg_cbytes: ::msglen_t,
+        pub msg_qnum: ::msgqnum_t,
+        pub msg_qbytes: ::msglen_t,
+        pub msg_lspid: ::pid_t,
+        pub msg_lrpid: ::pid_t,
+        pub msg_stime: ::time_t,
+        pub msg_rtime: ::time_t,
+        pub msg_ctime: ::time_t,
+    }
+
+    pub struct stack_t {
+        pub ss_sp: *mut ::c_void,
+        pub ss_size: ::size_t,
+        pub ss_flags: ::c_int,
+    }
+
+    pub struct mmsghdr {
+        pub msg_hdr: ::msghdr,
+        pub msg_len: ::ssize_t,
+    }
+
+    pub struct sockcred {
+        pub sc_uid: ::uid_t,
+        pub sc_euid: ::uid_t,
+        pub sc_gid: ::gid_t,
+        pub sc_egid: ::gid_t,
+        pub sc_ngroups: ::c_int,
+        pub sc_groups: [::gid_t; 1],
+    }
+
+    pub struct ptrace_vm_entry {
+        pub pve_entry: ::c_int,
+        pub pve_timestamp: ::c_int,
+        pub pve_start: ::c_ulong,
+        pub pve_end: ::c_ulong,
+        pub pve_offset: ::c_ulong,
+        pub pve_prot: ::c_uint,
+        pub pve_pathlen: ::c_uint,
+        pub pve_fileid: ::c_long,
+        pub pve_fsid: u32,
+        pub pve_path: *mut ::c_char,
+    }
+
+    pub struct ptrace_lwpinfo {
+        pub pl_lwpid: lwpid_t,
+        pub pl_event: ::c_int,
+        pub pl_flags: ::c_int,
+        pub pl_sigmask: ::sigset_t,
+        pub pl_siglist: ::sigset_t,
+        pub pl_siginfo: ::siginfo_t,
+        pub pl_tdname: [::c_char; ::MAXCOMLEN as usize + 1],
+        pub pl_child_pid: ::pid_t,
+        pub pl_syscall_code: ::c_uint,
+        pub pl_syscall_narg: ::c_uint,
+    }
+
+    pub struct ptrace_sc_ret {
+        pub sr_retval: [::register_t; 2],
+        pub sr_error: ::c_int,
+    }
+
+    pub struct ptrace_coredump {
+        pub pc_fd: ::c_int,
+        pub pc_flags: u32,
+        pub pc_limit: ::off_t,
+    }
+
+    pub struct ptrace_sc_remote {
+        pub pscr_ret: ptrace_sc_ret,
+        pub pscr_syscall: ::c_uint,
+        pub pscr_nargs: ::c_uint,
+        pub pscr_args: *mut ::register_t,
+    }
+
+    pub struct cpuset_t {
+        #[cfg(all(any(freebsd15, freebsd14), target_pointer_width = "64"))]
+        __bits: [::c_long; 16],
+        #[cfg(all(any(freebsd15, freebsd14), target_pointer_width = "32"))]
+        __bits: [::c_long; 32],
+        #[cfg(all(not(any(freebsd15, freebsd14)), target_pointer_width = "64"))]
+        __bits: [::c_long; 4],
+        #[cfg(all(not(any(freebsd15, freebsd14)), target_pointer_width = "32"))]
+        __bits: [::c_long; 8],
+    }
+
+    pub struct cap_rights_t {
+        cr_rights: [u64; 2],
+    }
+
+    pub struct umutex {
+        m_owner: ::lwpid_t,
+        m_flags: u32,
+        m_ceilings: [u32; 2],
+        m_rb_link: ::uintptr_t,
+        #[cfg(target_pointer_width = "32")]
+        m_pad: u32,
+        m_spare: [u32; 2],
+
+    }
+
+    pub struct ucond {
+        c_has_waiters: u32,
+        c_flags: u32,
+        c_clockid: u32,
+        c_spare: [u32; 1],
+    }
+
+    pub struct uuid {
+        pub time_low: u32,
+        pub time_mid: u16,
+        pub time_hi_and_version: u16,
+        pub clock_seq_hi_and_reserved: u8,
+        pub clock_seq_low: u8,
+        pub node: [u8; _UUID_NODE_LEN],
+    }
+
+    pub struct __c_anonymous_pthread_spinlock {
+        s_clock: umutex,
+    }
+
+    pub struct __c_anonymous_pthread_barrierattr {
+        pshared: ::c_int,
+    }
+
+    pub struct __c_anonymous_pthread_barrier {
+        b_lock: umutex,
+        b_cv: ucond,
+        b_cycle: i64,
+        b_count: ::c_int,
+        b_waiters: ::c_int,
+        b_refcount: ::c_int,
+        b_destroying: ::c_int,
+    }
+
+    pub struct kinfo_vmentry {
+        pub kve_structsize: ::c_int,
+        pub kve_type: ::c_int,
+        pub kve_start: u64,
+        pub kve_end: u64,
+        pub kve_offset: u64,
+        pub kve_vn_fileid: u64,
+        #[cfg(not(freebsd11))]
+        pub kve_vn_fsid_freebsd11: u32,
+        #[cfg(freebsd11)]
+        pub kve_vn_fsid: u32,
+        pub kve_flags: ::c_int,
+        pub kve_resident: ::c_int,
+        pub kve_private_resident: ::c_int,
+        pub kve_protection: ::c_int,
+        pub kve_ref_count: ::c_int,
+        pub kve_shadow_count: ::c_int,
+        pub kve_vn_type: ::c_int,
+        pub kve_vn_size: u64,
+        #[cfg(not(freebsd11))]
+        pub kve_vn_rdev_freebsd11: u32,
+        #[cfg(freebsd11)]
+        pub kve_vn_rdev: u32,
+        pub kve_vn_mode: u16,
+        pub kve_status: u16,
+        #[cfg(not(freebsd11))]
+        pub kve_vn_fsid: u64,
+        #[cfg(not(freebsd11))]
+        pub kve_vn_rdev: u64,
+        #[cfg(not(freebsd11))]
+        _kve_is_spare: [::c_int; 8],
+        #[cfg(freebsd11)]
+        _kve_is_spare: [::c_int; 12],
+        pub kve_path: [[::c_char; 32]; 32],
+    }
+
+    pub struct __c_anonymous_filestat {
+        pub stqe_next: *mut filestat,
+    }
+
+    pub struct filestat {
+        pub fs_type: ::c_int,
+        pub fs_flags: ::c_int,
+        pub fs_fflags: ::c_int,
+        pub fs_uflags: ::c_int,
+        pub fs_fd: ::c_int,
+        pub fs_ref_count: ::c_int,
+        pub fs_offset: ::off_t,
+        pub fs_typedep: *mut ::c_void,
+        pub fs_path: *mut ::c_char,
+        pub next: __c_anonymous_filestat,
+        pub fs_cap_rights: cap_rights_t,
+    }
+
+    pub struct filestat_list {
+        pub stqh_first: *mut filestat,
+        pub stqh_last: *mut *mut filestat,
+    }
+
+    pub struct procstat {
+        pub tpe: ::c_int,
+        pub kd: ::uintptr_t,
+        pub vmentries: *mut ::c_void,
+        pub files: *mut ::c_void,
+        pub argv: *mut ::c_void,
+        pub envv: *mut ::c_void,
+        pub core: ::uintptr_t,
+    }
+
+    pub struct itimerspec {
+        pub it_interval: ::timespec,
+        pub it_value: ::timespec,
+    }
+
+    pub struct __c_anonymous__timer {
+        _priv: [::c_int; 3],
+    }
+
+    /// Used to hold a copy of the command line, if it had a sane length.
+    pub struct pargs {
+        /// Reference count.
+        pub ar_ref: u_int,
+        /// Length.
+        pub ar_length: u_int,
+        /// Arguments.
+        pub ar_args: [::c_uchar; 1],
+    }
+
+    pub struct priority {
+        /// Scheduling class.
+        pub pri_class: u_char,
+        /// Normal priority level.
+        pub pri_level: u_char,
+        /// Priority before propagation.
+        pub pri_native: u_char,
+        /// User priority based on p_cpu and p_nice.
+        pub pri_user: u_char,
+    }
+
+    pub struct kvm_swap {
+        pub ksw_devname: [::c_char; 32],
+        pub ksw_used: u_int,
+        pub ksw_total: u_int,
+        pub ksw_flags: ::c_int,
+        pub ksw_reserved1: u_int,
+        pub ksw_reserved2: u_int,
+    }
+
+    pub struct nlist {
+        /// symbol name (in memory)
+        pub n_name: *const ::c_char,
+        /// type defines
+        pub n_type: ::c_uchar,
+        /// "type" and binding information
+        pub n_other: ::c_char,
+        /// used by stab entries
+        pub n_desc: ::c_short,
+        pub n_value: ::c_ulong,
+    }
+
+    pub struct kvm_nlist {
+        pub n_name: *const ::c_char,
+        pub n_type: ::c_uchar,
+        pub n_value: ::kvaddr_t,
+    }
+
+    pub struct __c_anonymous_sem {
+        _priv: ::uintptr_t,
+    }
+
+    pub struct semid_ds {
+        pub sem_perm: ::ipc_perm,
+        pub __sem_base: *mut __c_anonymous_sem,
+        pub sem_nsems: ::c_ushort,
+        pub sem_otime: ::time_t,
+        pub sem_ctime: ::time_t,
+    }
+
+    pub struct vmtotal {
+        pub t_vm: u64,
+        pub t_avm: u64,
+        pub t_rm: u64,
+        pub t_arm: u64,
+        pub t_vmshr: u64,
+        pub t_avmshr: u64,
+        pub t_rmshr: u64,
+        pub t_armshr: u64,
+        pub t_free: u64,
+        pub t_rq: i16,
+        pub t_dw: i16,
+        pub t_pw: i16,
+        pub t_sl: i16,
+        pub t_sw: i16,
+        pub t_pad: [u16; 3],
+    }
+
+    pub struct sockstat {
+        pub inp_ppcb: u64,
+        pub so_addr: u64,
+        pub so_pcb: u64,
+        pub unp_conn: u64,
+        pub dom_family: ::c_int,
+        pub proto: ::c_int,
+        pub so_rcv_sb_state: ::c_int,
+        pub so_snd_sb_state: ::c_int,
+        /// Socket address.
+        pub sa_local: ::sockaddr_storage,
+        /// Peer address.
+        pub sa_peer: ::sockaddr_storage,
+        pub type_: ::c_int,
+        pub dname: [::c_char; 32],
+        #[cfg(any(freebsd12, freebsd13, freebsd14, freebsd15))]
+        pub sendq: ::c_uint,
+        #[cfg(any(freebsd12, freebsd13, freebsd14, freebsd15))]
+        pub recvq: ::c_uint,
+    }
+
+    pub struct shmstat {
+        pub size: u64,
+        pub mode: u16,
+    }
+
+    pub struct spacectl_range {
+        pub r_offset: ::off_t,
+        pub r_len: ::off_t
+    }
+
+    pub struct rusage_ext {
+        pub rux_runtime: u64,
+        pub rux_uticks: u64,
+        pub rux_sticks: u64,
+        pub rux_iticks: u64,
+        pub rux_uu: u64,
+        pub rux_su: u64,
+        pub rux_tu: u64,
+    }
+
+    pub struct if_clonereq {
+        pub ifcr_total: ::c_int,
+        pub ifcr_count: ::c_int,
+        pub ifcr_buffer: *mut ::c_char,
+    }
+
+    pub struct if_msghdr {
+        /// to skip over non-understood messages
+        pub ifm_msglen: ::c_ushort,
+        /// future binary compatibility
+        pub ifm_version: ::c_uchar,
+        /// message type
+        pub ifm_type: ::c_uchar,
+        /// like rtm_addrs
+        pub ifm_addrs: ::c_int,
+        /// value of if_flags
+        pub ifm_flags: ::c_int,
+        /// index for associated ifp
+        pub ifm_index: ::c_ushort,
+        pub _ifm_spare1: ::c_ushort,
+        /// statistics and other data about if
+        pub ifm_data: if_data,
+    }
+
+    pub struct if_msghdrl {
+        /// to skip over non-understood messages
+        pub ifm_msglen: ::c_ushort,
+        /// future binary compatibility
+        pub ifm_version: ::c_uchar,
+        /// message type
+        pub ifm_type: ::c_uchar,
+        /// like rtm_addrs
+        pub ifm_addrs: ::c_int,
+        /// value of if_flags
+        pub ifm_flags: ::c_int,
+        /// index for associated ifp
+        pub ifm_index: ::c_ushort,
+        /// spare space to grow if_index, see if_var.h
+        pub _ifm_spare1: ::c_ushort,
+        /// length of if_msghdrl incl. if_data
+        pub ifm_len: ::c_ushort,
+        /// offset of if_data from beginning
+        pub ifm_data_off: ::c_ushort,
+        pub _ifm_spare2: ::c_int,
+        /// statistics and other data about if
+        pub ifm_data: if_data,
+    }
+
+    pub struct ifa_msghdr {
+        /// to skip over non-understood messages
+        pub ifam_msglen: ::c_ushort,
+        /// future binary compatibility
+        pub ifam_version: ::c_uchar,
+        /// message type
+        pub ifam_type: ::c_uchar,
+        /// like rtm_addrs
+        pub ifam_addrs: ::c_int,
+        /// value of ifa_flags
+        pub ifam_flags: ::c_int,
+        /// index for associated ifp
+        pub ifam_index: ::c_ushort,
+        pub _ifam_spare1: ::c_ushort,
+        /// value of ifa_ifp->if_metric
+        pub ifam_metric: ::c_int,
+    }
+
+    pub struct ifa_msghdrl {
+        /// to skip over non-understood messages
+        pub ifam_msglen: ::c_ushort,
+        /// future binary compatibility
+        pub ifam_version: ::c_uchar,
+        /// message type
+        pub ifam_type: ::c_uchar,
+        /// like rtm_addrs
+        pub ifam_addrs: ::c_int,
+        /// value of ifa_flags
+        pub ifam_flags: ::c_int,
+        /// index for associated ifp
+        pub ifam_index: ::c_ushort,
+        /// spare space to grow if_index, see if_var.h
+        pub _ifam_spare1: ::c_ushort,
+        /// length of ifa_msghdrl incl. if_data
+        pub ifam_len: ::c_ushort,
+        /// offset of if_data from beginning
+        pub ifam_data_off: ::c_ushort,
+        /// value of ifa_ifp->if_metric
+        pub ifam_metric: ::c_int,
+        /// statistics and other data about if or address
+        pub ifam_data: if_data,
+    }
+
+    pub struct ifma_msghdr {
+        /// to skip over non-understood messages
+        pub ifmam_msglen: ::c_ushort,
+        /// future binary compatibility
+        pub ifmam_version: ::c_uchar,
+        /// message type
+        pub ifmam_type: ::c_uchar,
+        /// like rtm_addrs
+        pub ifmam_addrs: ::c_int,
+        /// value of ifa_flags
+        pub ifmam_flags: ::c_int,
+        /// index for associated ifp
+        pub ifmam_index: ::c_ushort,
+        pub _ifmam_spare1: ::c_ushort,
+    }
+
+    pub struct if_announcemsghdr {
+        /// to skip over non-understood messages
+        pub ifan_msglen: ::c_ushort,
+        /// future binary compatibility
+        pub ifan_version: ::c_uchar,
+        /// message type
+        pub ifan_type: ::c_uchar,
+        /// index for associated ifp
+        pub ifan_index: ::c_ushort,
+        /// if name, e.g. "en0"
+        pub ifan_name: [::c_char; ::IFNAMSIZ as usize],
+        /// what type of announcement
+        pub ifan_what: ::c_ushort,
+    }
+
+    pub struct ifreq_buffer {
+        pub length: ::size_t,
+        pub buffer: *mut ::c_void,
+    }
+
+    pub struct ifaliasreq {
+        /// if name, e.g. "en0"
+        pub ifra_name: [::c_char; ::IFNAMSIZ as usize],
+        pub ifra_addr: ::sockaddr,
+        pub ifra_broadaddr: ::sockaddr,
+        pub ifra_mask: ::sockaddr,
+        pub ifra_vhid: ::c_int,
+    }
+
+    /// 9.x compat
+    pub struct oifaliasreq {
+        /// if name, e.g. "en0"
+        pub ifra_name: [::c_char; ::IFNAMSIZ as usize],
+        pub ifra_addr: ::sockaddr,
+        pub ifra_broadaddr: ::sockaddr,
+        pub ifra_mask: ::sockaddr,
+    }
+
+    pub struct ifmediareq {
+        /// if name, e.g. "en0"
+        pub ifm_name: [::c_char; ::IFNAMSIZ as usize],
+        /// current media options
+        pub ifm_current: ::c_int,
+        /// don't care mask
+        pub ifm_mask: ::c_int,
+        /// media status
+        pub ifm_status: ::c_int,
+        /// active options
+        pub ifm_active: ::c_int,
+        /// # entries in ifm_ulist array
+        pub ifm_count: ::c_int,
+        /// media words
+        pub ifm_ulist: *mut ::c_int,
+    }
+
+    pub struct ifdrv {
+        /// if name, e.g. "en0"
+        pub ifd_name: [::c_char; ::IFNAMSIZ as usize],
+        pub ifd_cmd: ::c_ulong,
+        pub ifd_len: ::size_t,
+        pub ifd_data: *mut ::c_void,
+    }
+
+    pub struct ifi2creq {
+        /// i2c address (0xA0, 0xA2)
+        pub dev_addr: u8,
+        /// read offset
+        pub offset: u8,
+        /// read length
+        pub len: u8,
+        pub spare0: u8,
+        pub spare1: u32,
+        /// read buffer
+        pub data: [u8; 8],
+    }
+
+    pub struct ifrsshash {
+        /// if name, e.g. "en0"
+        pub ifrh_name: [::c_char; ::IFNAMSIZ as usize],
+        /// RSS_FUNC_
+        pub ifrh_func: u8,
+        pub ifrh_spare0: u8,
+        pub ifrh_spare1: u16,
+        /// RSS_TYPE_
+        pub ifrh_types: u32,
+    }
+
+    pub struct ifmibdata {
+        /// name of interface
+        pub ifmd_name: [::c_char; ::IFNAMSIZ as usize],
+        /// number of promiscuous listeners
+        pub ifmd_pcount: ::c_int,
+        /// interface flags
+        pub ifmd_flags: ::c_int,
+        /// instantaneous length of send queue
+        pub ifmd_snd_len: ::c_int,
+        /// maximum length of send queue
+        pub ifmd_snd_maxlen: ::c_int,
+        /// number of drops in send queue
+        pub ifmd_snd_drops: ::c_int,
+        /// for future expansion
+        pub ifmd_filler: [::c_int; 4],
+        /// generic information and statistics
+        pub ifmd_data: if_data,
+    }
+
+    pub struct ifmib_iso_8802_3 {
+        pub dot3StatsAlignmentErrors: u32,
+        pub dot3StatsFCSErrors: u32,
+        pub dot3StatsSingleCollisionFrames: u32,
+        pub dot3StatsMultipleCollisionFrames: u32,
+        pub dot3StatsSQETestErrors: u32,
+        pub dot3StatsDeferredTransmissions: u32,
+        pub dot3StatsLateCollisions: u32,
+        pub dot3StatsExcessiveCollisions: u32,
+        pub dot3StatsInternalMacTransmitErrors: u32,
+        pub dot3StatsCarrierSenseErrors: u32,
+        pub dot3StatsFrameTooLongs: u32,
+        pub dot3StatsInternalMacReceiveErrors: u32,
+        pub dot3StatsEtherChipSet: u32,
+        pub dot3StatsMissedFrames: u32,
+        pub dot3StatsCollFrequencies: [u32; 16],
+        pub dot3Compliance: u32,
+    }
+
+    pub struct __c_anonymous_ph {
+        pub ph1: u64,
+        pub ph2: u64,
+    }
+
+    pub struct fid {
+        pub fid_len: ::c_ushort,
+        pub fid_data0: ::c_ushort,
+        pub fid_data: [::c_char; ::MAXFIDSZ as usize],
+    }
+
+    pub struct fhandle {
+        pub fh_fsid: ::fsid_t,
+        pub fh_fid: fid,
+    }
+
+    pub struct bintime {
+        pub sec: ::time_t,
+        pub frac: u64,
+    }
+
+    pub struct clockinfo {
+        /// clock frequency
+        pub hz: ::c_int,
+        /// micro-seconds per hz tick
+        pub tick: ::c_int,
+        pub spare: ::c_int,
+        /// statistics clock frequency
+        pub stathz: ::c_int,
+        /// profiling clock frequency
+        pub profhz: ::c_int,
+    }
+
+    pub struct __c_anonymous_stailq_entry_devstat {
+        pub stqe_next: *mut devstat,
+    }
+
+    pub struct devstat {
+        /// Update sequence
+        pub sequence0: ::u_int,
+        /// Allocated entry
+        pub allocated: ::c_int,
+        /// started ops
+        pub start_count: ::u_int,
+        /// completed ops
+        pub end_count: ::u_int,
+        /// busy time unaccounted for since this time
+        pub busy_from: bintime,
+        pub dev_links: __c_anonymous_stailq_entry_devstat,
+        /// Devstat device number.
+        pub device_number: u32,
+        pub device_name: [::c_char; DEVSTAT_NAME_LEN as usize],
+        pub unit_number: ::c_int,
+        pub bytes: [u64; DEVSTAT_N_TRANS_FLAGS as usize],
+        pub operations: [u64; DEVSTAT_N_TRANS_FLAGS as usize],
+        pub duration: [bintime; DEVSTAT_N_TRANS_FLAGS as usize],
+        pub busy_time: bintime,
+        /// Time the device was created.
+        pub creation_time: bintime,
+        /// Block size, bytes
+        pub block_size: u32,
+        /// The number of simple, ordered, and head of queue tags sent.
+        pub tag_types: [u64; 3],
+        /// Which statistics are supported by a given device.
+        pub flags: devstat_support_flags,
+        /// Device type
+        pub device_type: devstat_type_flags,
+        /// Controls list pos.
+        pub priority: devstat_priority,
+        /// Identification for GEOM nodes
+        pub id: *const ::c_void,
+        /// Update sequence
+        pub sequence1: ::u_int,
+    }
+
+    pub struct devstat_match {
+        pub match_fields: devstat_match_flags,
+        pub device_type: devstat_type_flags,
+        pub num_match_categories: ::c_int,
+    }
+
+    pub struct devstat_match_table {
+        pub match_str: *const ::c_char,
+        pub type_: devstat_type_flags,
+        pub match_field: devstat_match_flags,
+    }
+
+    pub struct device_selection {
+        pub device_number: u32,
+        pub device_name: [::c_char; DEVSTAT_NAME_LEN as usize],
+        pub unit_number: ::c_int,
+        pub selected: ::c_int,
+        pub bytes: u64,
+        pub position: ::c_int,
+    }
+
+    pub struct devinfo {
+        pub devices: *mut devstat,
+        pub mem_ptr: *mut u8,
+        pub generation: ::c_long,
+        pub numdevs: ::c_int,
+    }
+
+    pub struct sockcred2 {
+        pub sc_version: ::c_int,
+        pub sc_pid: ::pid_t,
+        pub sc_uid: ::uid_t,
+        pub sc_euid: ::uid_t,
+        pub sc_gid: ::gid_t,
+        pub sc_egid: ::gid_t,
+        pub sc_ngroups: ::c_int,
+        pub sc_groups: [::gid_t; 1],
+    }
+
+    pub struct ifconf {
+        pub ifc_len: ::c_int,
+        #[cfg(libc_union)]
+        pub ifc_ifcu: __c_anonymous_ifc_ifcu,
+        #[cfg(not(libc_union))]
+        pub ifc_ifcu: *mut ifreq,
+    }
+
+    pub struct au_mask_t {
+        pub am_success: ::c_uint,
+        pub am_failure: ::c_uint,
+    }
+
+    pub struct au_tid_t {
+        pub port: u32,
+        pub machine: u32,
+    }
+
+    pub struct auditinfo_t {
+        pub ai_auid: ::au_id_t,
+        pub ai_mask: ::au_mask_t,
+        pub ai_termid: au_tid_t,
+        pub ai_asid: ::au_asid_t,
+    }
+
+    pub struct tcp_fastopen {
+        pub enable: ::c_int,
+        pub psk: [u8; ::TCP_FASTOPEN_PSK_LEN as usize],
+    }
+
+    pub struct tcp_function_set {
+        pub function_set_name: [::c_char; ::TCP_FUNCTION_NAME_LEN_MAX as usize],
+        pub pcbcnt: u32,
+    }
+
+    // Note: this structure will change in a backwards-incompatible way in
+    // FreeBSD 15.
+    pub struct tcp_info {
+        pub tcpi_state: u8,
+        pub __tcpi_ca_state: u8,
+        pub __tcpi_retransmits: u8,
+        pub __tcpi_probes: u8,
+        pub __tcpi_backoff: u8,
+        pub tcpi_options: u8,
+        pub tcp_snd_wscale: u8,
+        pub tcp_rcv_wscale: u8,
+        pub tcpi_rto: u32,
+        pub __tcpi_ato: u32,
+        pub tcpi_snd_mss: u32,
+        pub tcpi_rcv_mss: u32,
+        pub __tcpi_unacked: u32,
+        pub __tcpi_sacked: u32,
+        pub __tcpi_lost: u32,
+        pub __tcpi_retrans: u32,
+        pub __tcpi_fackets: u32,
+        pub __tcpi_last_data_sent: u32,
+        pub __tcpi_last_ack_sent: u32,
+        pub tcpi_last_data_recv: u32,
+        pub __tcpi_last_ack_recv: u32,
+        pub __tcpi_pmtu: u32,
+        pub __tcpi_rcv_ssthresh: u32,
+        pub tcpi_rtt: u32,
+        pub tcpi_rttvar: u32,
+        pub tcpi_snd_ssthresh: u32,
+        pub tcpi_snd_cwnd: u32,
+        pub __tcpi_advmss: u32,
+        pub __tcpi_reordering: u32,
+        pub __tcpi_rcv_rtt: u32,
+        pub tcpi_rcv_space: u32,
+        pub tcpi_snd_wnd: u32,
+        pub tcpi_snd_bwnd: u32,
+        pub tcpi_snd_nxt: u32,
+        pub tcpi_rcv_nxt: u32,
+        pub tcpi_toe_tid: u32,
+        pub tcpi_snd_rexmitpack: u32,
+        pub tcpi_rcv_ooopack: u32,
+        pub tcpi_snd_zerowin: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_delivered_ce: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_received_ce: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub __tcpi_delivered_e1_bytes: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub __tcpi_delivered_e0_bytes: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub __tcpi_delivered_ce_bytes: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub __tcpi_received_e1_bytes: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub __tcpi_received_e0_bytes: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub __tcpi_received_ce_bytes: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_total_tlp: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_total_tlp_bytes: u64,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_snd_una: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_snd_max: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_rcv_numsacks: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_rcv_adv: u32,
+        #[cfg(any(freebsd15, freebsd14))]
+        pub tcpi_dupacks: u32,
+        #[cfg(freebsd14)]
+        pub __tcpi_pad: [u32; 10],
+        #[cfg(freebsd15)]
+        pub __tcpi_pad: [u32; 14],
+        #[cfg(not(any(freebsd15, freebsd14)))]
+        pub __tcpi_pad: [u32; 26],
+    }
+
+    pub struct _umtx_time {
+        pub _timeout: ::timespec,
+        pub _flags: u32,
+        pub _clockid: u32,
+    }
+
+    pub struct shm_largepage_conf {
+        pub psind: ::c_int,
+        pub alloc_policy: ::c_int,
+        __pad: [::c_int; 10],
+    }
+
+    pub struct memory_type {
+        __priva: [::uintptr_t; 32],
+        __privb: [::uintptr_t; 26],
+    }
+
+    pub struct memory_type_list {
+        __priv: [::uintptr_t; 2],
+    }
+
+    pub struct pidfh {
+        __priva: [[::uintptr_t; 32]; 8],
+        __privb: [::uintptr_t; 2],
+    }
+
+    pub struct sctp_event {
+        pub se_assoc_id: ::sctp_assoc_t,
+        pub se_type: u16,
+        pub se_on: u8,
+    }
+
+    pub struct sctp_event_subscribe {
+        pub sctp_data_io_event: u8,
+        pub sctp_association_event: u8,
+        pub sctp_address_event: u8,
+        pub sctp_send_failure_event: u8,
+        pub sctp_peer_error_event: u8,
+        pub sctp_shutdown_event: u8,
+        pub sctp_partial_delivery_event: u8,
+        pub sctp_adaptation_layer_event: u8,
+        pub sctp_authentication_event: u8,
+        pub sctp_sender_dry_event: u8,
+        pub sctp_stream_reset_event: u8,
+    }
+
+    pub struct sctp_initmsg {
+        pub sinit_num_ostreams: u16,
+        pub sinit_max_instreams: u16,
+        pub sinit_max_attempts: u16,
+        pub sinit_max_init_timeo: u16,
+    }
+
+    pub struct sctp_sndrcvinfo {
+        pub sinfo_stream: u16,
+        pub sinfo_ssn: u16,
+        pub sinfo_flags: u16,
+        pub sinfo_ppid: u32,
+        pub sinfo_context: u32,
+        pub sinfo_timetolive: u32,
+        pub sinfo_tsn: u32,
+        pub sinfo_cumtsn: u32,
+        pub sinfo_assoc_id: ::sctp_assoc_t,
+        pub sinfo_keynumber: u16,
+        pub sinfo_keynumber_valid: u16,
+        pub __reserve_pad: [[u8; 23]; 4],
+    }
+
+    pub struct sctp_extrcvinfo {
+        pub sinfo_stream: u16,
+        pub sinfo_ssn: u16,
+        pub sinfo_flags: u16,
+        pub sinfo_ppid: u32,
+        pub sinfo_context: u32,
+        pub sinfo_timetolive: u32,
+        pub sinfo_tsn: u32,
+        pub sinfo_cumtsn: u32,
+        pub sinfo_assoc_id: ::sctp_assoc_t,
+        pub serinfo_next_flags: u16,
+        pub serinfo_next_stream: u16,
+        pub serinfo_next_aid: u32,
+        pub serinfo_next_length: u32,
+        pub serinfo_next_ppid: u32,
+        pub sinfo_keynumber: u16,
+        pub sinfo_keynumber_valid: u16,
+        pub __reserve_pad: [[u8; 19]; 4],
+    }
+
+    pub struct sctp_sndinfo {
+        pub snd_sid: u16,
+        pub snd_flags: u16,
+        pub snd_ppid: u32,
+        pub snd_context: u32,
+        pub snd_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_prinfo {
+        pub pr_policy: u16,
+        pub pr_value: u32,
+    }
+
+    pub struct sctp_default_prinfo {
+        pub pr_policy: u16,
+        pub pr_value: u32,
+        pub pr_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_authinfo {
+        pub auth_keynumber: u16,
+    }
+
+    pub struct sctp_rcvinfo {
+        pub rcv_sid: u16,
+        pub rcv_ssn: u16,
+        pub rcv_flags: u16,
+        pub rcv_ppid: u32,
+        pub rcv_tsn: u32,
+        pub rcv_cumtsn: u32,
+        pub rcv_context: u32,
+        pub rcv_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_nxtinfo {
+        pub nxt_sid: u16,
+        pub nxt_flags: u16,
+        pub nxt_ppid: u32,
+        pub nxt_length: u32,
+        pub nxt_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_recvv_rn {
+        pub recvv_rcvinfo: sctp_rcvinfo,
+        pub recvv_nxtinfo: sctp_nxtinfo,
+    }
+
+    pub struct sctp_sendv_spa {
+        pub sendv_flags: u32,
+        pub sendv_sndinfo: sctp_sndinfo,
+        pub sendv_prinfo: sctp_prinfo,
+        pub sendv_authinfo: sctp_authinfo,
+    }
+
+    pub struct sctp_snd_all_completes {
+        pub sall_stream: u16,
+        pub sall_flags: u16,
+        pub sall_ppid: u32,
+        pub sall_context: u32,
+        pub sall_num_sent: u32,
+        pub sall_num_failed: u32,
+    }
+
+    pub struct sctp_pcbinfo {
+        pub ep_count: u32,
+        pub asoc_count: u32,
+        pub laddr_count: u32,
+        pub raddr_count: u32,
+        pub chk_count: u32,
+        pub readq_count: u32,
+        pub free_chunks: u32,
+        pub stream_oque: u32,
+    }
+
+    pub struct sctp_sockstat {
+        pub ss_assoc_id: ::sctp_assoc_t,
+        pub ss_total_sndbuf: u32,
+        pub ss_total_recv_buf: u32,
+    }
+
+    pub struct sctp_assoc_change {
+        pub sac_type: u16,
+        pub sac_flags: u16,
+        pub sac_length: u32,
+        pub sac_state: u16,
+        pub sac_error: u16,
+        pub sac_outbound_streams: u16,
+        pub sac_inbound_streams: u16,
+        pub sac_assoc_id: ::sctp_assoc_t,
+        pub sac_info: [u8; 0],
+    }
+
+    pub struct sctp_paddr_change {
+        pub spc_type: u16,
+        pub spc_flags: u16,
+        pub spc_length: u32,
+        pub spc_aaddr: ::sockaddr_storage,
+        pub spc_state: u32,
+        pub spc_error: u32,
+        pub spc_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_remote_error {
+        pub sre_type: u16,
+        pub sre_flags: u16,
+        pub sre_length: u32,
+        pub sre_error: u16,
+        pub sre_assoc_id: ::sctp_assoc_t,
+        pub sre_data: [u8; 0],
+    }
+
+    pub struct sctp_send_failed_event {
+        pub ssfe_type: u16,
+        pub ssfe_flags: u16,
+        pub ssfe_length: u32,
+        pub ssfe_error: u32,
+        pub ssfe_info: sctp_sndinfo,
+        pub ssfe_assoc_id: ::sctp_assoc_t,
+        pub ssfe_data: [u8; 0],
+    }
+
+    pub struct sctp_shutdown_event {
+        pub sse_type: u16,
+        pub sse_flags: u16,
+        pub sse_length: u32,
+        pub sse_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_adaptation_event {
+        pub sai_type: u16,
+        pub sai_flags: u16,
+        pub sai_length: u32,
+        pub sai_adaptation_ind: u32,
+        pub sai_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_setadaptation {
+        pub ssb_adaptation_ind: u32,
+    }
+
+    pub struct sctp_pdapi_event {
+        pub pdapi_type: u16,
+        pub pdapi_flags: u16,
+        pub pdapi_length: u32,
+        pub pdapi_indication: u32,
+        pub pdapi_stream: u16,
+        pub pdapi_seq: u16,
+        pub pdapi_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_sender_dry_event {
+        pub sender_dry_type: u16,
+        pub sender_dry_flags: u16,
+        pub sender_dry_length: u32,
+        pub sender_dry_assoc_id: ::sctp_assoc_t,
+    }
+
+    pub struct sctp_stream_reset_event {
+        pub strreset_type: u16,
+        pub strreset_flags: u16,
+        pub strreset_length: u32,
+        pub strreset_assoc_id: ::sctp_assoc_t,
+        pub strreset_stream_list: [u16; 0],
+    }
+
+    pub struct sctp_stream_change_event {
+        pub strchange_type: u16,
+        pub strchange_flags: u16,
+        pub strchange_length: u32,
+        pub strchange_assoc_id: ::sctp_assoc_t,
+        pub strchange_instrms: u16,
+        pub strchange_outstrms: u16,
+    }
+}
+
+s_no_extra_traits! {
+    pub struct utmpx {
+        pub ut_type: ::c_short,
+        pub ut_tv: ::timeval,
+        pub ut_id: [::c_char; 8],
+        pub ut_pid: ::pid_t,
+        pub ut_user: [::c_char; 32],
+        pub ut_line: [::c_char; 16],
+        pub ut_host: [::c_char; 128],
+        pub __ut_spare: [::c_char; 64],
+    }
+
+    #[cfg(libc_union)]
+    pub union __c_anonymous_cr_pid {
+        __cr_unused: *mut ::c_void,
+        pub cr_pid: ::pid_t,
+    }
+
+    pub struct xucred {
+        pub cr_version: ::c_uint,
+        pub cr_uid: ::uid_t,
+        pub cr_ngroups: ::c_short,
+        pub cr_groups: [::gid_t; 16],
+        #[cfg(libc_union)]
+        pub cr_pid__c_anonymous_union: __c_anonymous_cr_pid,
+        #[cfg(not(libc_union))]
+        __cr_unused1: *mut ::c_void,
+    }
+
+    pub struct sockaddr_dl {
+        pub sdl_len: ::c_uchar,
+        pub sdl_family: ::c_uchar,
+        pub sdl_index: ::c_ushort,
+        pub sdl_type: ::c_uchar,
+        pub sdl_nlen: ::c_uchar,
+        pub sdl_alen: ::c_uchar,
+        pub sdl_slen: ::c_uchar,
+        pub sdl_data: [::c_char; 46],
+    }
+
+    pub struct mq_attr {
+        pub mq_flags: ::c_long,
+        pub mq_maxmsg: ::c_long,
+        pub mq_msgsize: ::c_long,
+        pub mq_curmsgs: ::c_long,
+        __reserved: [::c_long; 4]
+    }
+
+    pub struct sigevent {
+        pub sigev_notify: ::c_int,
+        pub sigev_signo: ::c_int,
+        pub sigev_value: ::sigval,
+        //The rest of the structure is actually a union.  We expose only
+        //sigev_notify_thread_id because it's the most useful union member.
+        pub sigev_notify_thread_id: ::lwpid_t,
+        #[cfg(target_pointer_width = "64")]
+        __unused1: ::c_int,
+        __unused2: [::c_long; 7]
+    }
+
+    pub struct ptsstat {
+        #[cfg(any(freebsd12, freebsd13, freebsd14, freebsd15))]
+        pub dev: u64,
+        #[cfg(not(any(freebsd12, freebsd13, freebsd14, freebsd15)))]
+        pub dev: u32,
+        pub devname: [::c_char; SPECNAMELEN as usize + 1],
+    }
+
+    #[cfg(libc_union)]
+    pub union __c_anonymous_elf32_auxv_union {
+        pub a_val: ::c_int,
+    }
+
+    pub struct Elf32_Auxinfo {
+        pub a_type: ::c_int,
+        #[cfg(libc_union)]
+        pub a_un: __c_anonymous_elf32_auxv_union,
+    }
+
+    #[cfg(libc_union)]
+    pub union __c_anonymous_ifi_epoch {
+        pub tt: ::time_t,
+        pub ph: u64,
+    }
+
+    #[cfg(libc_union)]
+    pub union __c_anonymous_ifi_lastchange {
+        pub tv: ::timeval,
+        pub ph: __c_anonymous_ph,
+    }
+
+    pub struct if_data {
+        /// ethernet, tokenring, etc
+        pub ifi_type: u8,
+        /// e.g., AUI, Thinnet, 10base-T, etc
+        pub ifi_physical: u8,
+        /// media address length
+        pub ifi_addrlen: u8,
+        /// media header length
+        pub ifi_hdrlen: u8,
+        /// current link state
+        pub ifi_link_state: u8,
+        /// carp vhid
+        pub ifi_vhid: u8,
+        /// length of this data struct
+        pub ifi_datalen: u16,
+        /// maximum transmission unit
+        pub ifi_mtu: u32,
+        /// routing metric (external only)
+        pub ifi_metric: u32,
+        /// linespeed
+        pub ifi_baudrate: u64,
+        /// packets received on interface
+        pub ifi_ipackets: u64,
+        /// input errors on interface
+        pub ifi_ierrors: u64,
+        /// packets sent on interface
+        pub ifi_opackets: u64,
+        /// output errors on interface
+        pub ifi_oerrors: u64,
+        /// collisions on csma interfaces
+        pub ifi_collisions: u64,
+        /// total number of octets received
+        pub ifi_ibytes: u64,
+        /// total number of octets sent
+        pub ifi_obytes: u64,
+        /// packets received via multicast
+        pub ifi_imcasts: u64,
+        /// packets sent via multicast
+        pub ifi_omcasts: u64,
+        /// dropped on input
+        pub ifi_iqdrops: u64,
+        /// dropped on output
+        pub ifi_oqdrops: u64,
+        /// destined for unsupported protocol
+        pub ifi_noproto: u64,
+        /// HW offload capabilities, see IFCAP
+        pub ifi_hwassist: u64,
+        /// uptime at attach or stat reset
+        #[cfg(libc_union)]
+        pub __ifi_epoch: __c_anonymous_ifi_epoch,
+        /// uptime at attach or stat reset
+        #[cfg(not(libc_union))]
+        pub __ifi_epoch: u64,
+        /// time of last administrative change
+        #[cfg(libc_union)]
+        pub __ifi_lastchange: __c_anonymous_ifi_lastchange,
+        /// time of last administrative change
+        #[cfg(not(libc_union))]
+        pub __ifi_lastchange: ::timeval,
+    }
+
+    #[cfg(libc_union)]
+    pub union __c_anonymous_ifr_ifru {
+        pub ifru_addr: ::sockaddr,
+        pub ifru_dstaddr: ::sockaddr,
+        pub ifru_broadaddr: ::sockaddr,
+        pub ifru_buffer: ifreq_buffer,
+        pub ifru_flags: [::c_short; 2],
+        pub ifru_index: ::c_short,
+        pub ifru_jid: ::c_int,
+        pub ifru_metric: ::c_int,
+        pub ifru_mtu: ::c_int,
+        pub ifru_phys: ::c_int,
+        pub ifru_media: ::c_int,
+        pub ifru_data: ::caddr_t,
+        pub ifru_cap: [::c_int; 2],
+        pub ifru_fib: ::c_uint,
+        pub ifru_vlan_pcp: ::c_uchar,
+    }
+
+    pub struct ifreq {
+        /// if name, e.g. "en0"
+        pub ifr_name: [::c_char; ::IFNAMSIZ],
+        #[cfg(libc_union)]
+        pub ifr_ifru: __c_anonymous_ifr_ifru,
+        #[cfg(not(libc_union))]
+        pub ifr_ifru: ::sockaddr,
+    }
+
+    #[cfg(libc_union)]
+    pub union __c_anonymous_ifc_ifcu {
+        pub ifcu_buf: ::caddr_t,
+        pub ifcu_req: *mut ifreq,
+    }
+
+    pub struct ifstat {
+        /// if name, e.g. "en0"
+        pub ifs_name: [::c_char; ::IFNAMSIZ as usize],
+        pub ascii: [::c_char; ::IFSTATMAX as usize + 1],
+    }
+
+    pub struct ifrsskey {
+        /// if name, e.g. "en0"
+        pub ifrk_name: [::c_char; ::IFNAMSIZ as usize],
+        /// RSS_FUNC_
+        pub ifrk_func: u8,
+        pub ifrk_spare0: u8,
+        pub ifrk_keylen: u16,
+        pub ifrk_key: [u8; ::RSS_KEYLEN as usize],
+    }
+
+    pub struct ifdownreason {
+        pub ifdr_name: [::c_char; ::IFNAMSIZ as usize],
+        pub ifdr_reason: u32,
+        pub ifdr_vendor: u32,
+        pub ifdr_msg: [::c_char; ::IFDR_MSG_SIZE as usize],
+    }
+
+    #[repr(packed)]
+    pub struct sctphdr {
+        pub src_port: u16,
+        pub dest_port: u16,
+        pub v_tag: u32,
+        pub checksum: u32,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_chunkhdr {
+        pub chunk_type: u8,
+        pub chunk_flags: u8,
+        pub chunk_length: u16,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_paramhdr {
+        pub param_type: u16,
+        pub param_length: u16,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_gen_error_cause {
+        pub code: u16,
+        pub length: u16,
+        pub info: [u8; 0],
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_cause {
+        pub code: u16,
+        pub length: u16,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_invalid_stream {
+        pub cause: sctp_error_cause,
+        pub stream_id: u16,
+        __reserved: u16,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_missing_param {
+        pub cause: sctp_error_cause,
+        pub num_missing_params: u32,
+        pub tpe: [u8; 0],
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_stale_cookie {
+        pub cause: sctp_error_cause,
+        pub stale_time: u32,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_out_of_resource {
+        pub cause: sctp_error_cause,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_unresolv_addr {
+        pub cause: sctp_error_cause,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_unrecognized_chunk {
+        pub cause: sctp_error_cause,
+        pub ch: sctp_chunkhdr,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_no_user_data {
+        pub cause: sctp_error_cause,
+        pub tsn: u32,
+    }
+
+    #[repr(packed)]
+    pub struct sctp_error_auth_invalid_hmac {
+        pub cause: sctp_error_cause,
+        pub hmac_id: u16,
+    }
+}
+
+cfg_if! {
+    if #[cfg(feature = "extra_traits")] {
+        impl PartialEq for utmpx {
+            fn eq(&self, other: &utmpx) -> bool {
+                self.ut_type == other.ut_type
+                    && self.ut_tv == other.ut_tv
+                    && self.ut_id == other.ut_id
+                    && self.ut_pid == other.ut_pid
+                    && self.ut_user == other.ut_user
+                    && self.ut_line == other.ut_line
+                    && self
+                    .ut_host
+                    .iter()
+                    .zip(other.ut_host.iter())
+                    .all(|(a,b)| a == b)
+                    && self
+                    .__ut_spare
+                    .iter()
+                    .zip(other.__ut_spare.iter())
+                    .all(|(a,b)| a == b)
+            }
+        }
+        impl Eq for utmpx {}
+        impl ::fmt::Debug for utmpx {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("utmpx")
+                    .field("ut_type", &self.ut_type)
+                    .field("ut_tv", &self.ut_tv)
+                    .field("ut_id", &self.ut_id)
+                    .field("ut_pid", &self.ut_pid)
+                    .field("ut_user", &self.ut_user)
+                    .field("ut_line", &self.ut_line)
+                    // FIXME: .field("ut_host", &self.ut_host)
+                    // FIXME: .field("__ut_spare", &self.__ut_spare)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for utmpx {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ut_type.hash(state);
+                self.ut_tv.hash(state);
+                self.ut_id.hash(state);
+                self.ut_pid.hash(state);
+                self.ut_user.hash(state);
+                self.ut_line.hash(state);
+                self.ut_host.hash(state);
+                self.__ut_spare.hash(state);
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl PartialEq for __c_anonymous_cr_pid {
+            fn eq(&self, other: &__c_anonymous_cr_pid) -> bool {
+                unsafe { self.cr_pid == other.cr_pid}
+            }
+        }
+        #[cfg(libc_union)]
+        impl Eq for __c_anonymous_cr_pid {}
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for __c_anonymous_cr_pid {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("cr_pid")
+                    .field("cr_pid", unsafe { &self.cr_pid })
+                    .finish()
+            }
+        }
+        #[cfg(libc_union)]
+        impl ::hash::Hash for __c_anonymous_cr_pid {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                unsafe { self.cr_pid.hash(state) };
+            }
+        }
+
+        impl PartialEq for xucred {
+            fn eq(&self, other: &xucred) -> bool {
+                #[cfg(libc_union)]
+                let equal_cr_pid = self.cr_pid__c_anonymous_union
+                    == other.cr_pid__c_anonymous_union;
+                #[cfg(not(libc_union))]
+                let equal_cr_pid = self.__cr_unused1 == other.__cr_unused1;
+
+                self.cr_version == other.cr_version
+                    && self.cr_uid == other.cr_uid
+                    && self.cr_ngroups == other.cr_ngroups
+                    && self.cr_groups == other.cr_groups
+                    && equal_cr_pid
+            }
+        }
+        impl Eq for xucred {}
+        impl ::fmt::Debug for xucred {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                let mut struct_formatter = f.debug_struct("xucred");
+                struct_formatter.field("cr_version", &self.cr_version);
+                struct_formatter.field("cr_uid", &self.cr_uid);
+                struct_formatter.field("cr_ngroups", &self.cr_ngroups);
+                struct_formatter.field("cr_groups", &self.cr_groups);
+                #[cfg(libc_union)]
+                struct_formatter.field(
+                    "cr_pid__c_anonymous_union",
+                    &self.cr_pid__c_anonymous_union
+                );
+                struct_formatter.finish()
+            }
+        }
+        impl ::hash::Hash for xucred {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.cr_version.hash(state);
+                self.cr_uid.hash(state);
+                self.cr_ngroups.hash(state);
+                self.cr_groups.hash(state);
+                #[cfg(libc_union)]
+                self.cr_pid__c_anonymous_union.hash(state);
+                #[cfg(not(libc_union))]
+                self.__cr_unused1.hash(state);
+            }
+        }
+
+        impl PartialEq for sockaddr_dl {
+            fn eq(&self, other: &sockaddr_dl) -> bool {
+                self.sdl_len == other.sdl_len
+                    && self.sdl_family == other.sdl_family
+                    && self.sdl_index == other.sdl_index
+                    && self.sdl_type == other.sdl_type
+                    && self.sdl_nlen == other.sdl_nlen
+                    && self.sdl_alen == other.sdl_alen
+                    && self.sdl_slen == other.sdl_slen
+                    && self
+                    .sdl_data
+                    .iter()
+                    .zip(other.sdl_data.iter())
+                    .all(|(a,b)| a == b)
+            }
+        }
+        impl Eq for sockaddr_dl {}
+        impl ::fmt::Debug for sockaddr_dl {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sockaddr_dl")
+                    .field("sdl_len", &self.sdl_len)
+                    .field("sdl_family", &self.sdl_family)
+                    .field("sdl_index", &self.sdl_index)
+                    .field("sdl_type", &self.sdl_type)
+                    .field("sdl_nlen", &self.sdl_nlen)
+                    .field("sdl_alen", &self.sdl_alen)
+                    .field("sdl_slen", &self.sdl_slen)
+                    // FIXME: .field("sdl_data", &self.sdl_data)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sockaddr_dl {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.sdl_len.hash(state);
+                self.sdl_family.hash(state);
+                self.sdl_index.hash(state);
+                self.sdl_type.hash(state);
+                self.sdl_nlen.hash(state);
+                self.sdl_alen.hash(state);
+                self.sdl_slen.hash(state);
+                self.sdl_data.hash(state);
+            }
+        }
+
+        impl PartialEq for mq_attr {
+            fn eq(&self, other: &mq_attr) -> bool {
+                self.mq_flags == other.mq_flags &&
+                self.mq_maxmsg == other.mq_maxmsg &&
+                self.mq_msgsize == other.mq_msgsize &&
+                self.mq_curmsgs == other.mq_curmsgs
+            }
+        }
+        impl Eq for mq_attr {}
+        impl ::fmt::Debug for mq_attr {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("mq_attr")
+                    .field("mq_flags", &self.mq_flags)
+                    .field("mq_maxmsg", &self.mq_maxmsg)
+                    .field("mq_msgsize", &self.mq_msgsize)
+                    .field("mq_curmsgs", &self.mq_curmsgs)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for mq_attr {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.mq_flags.hash(state);
+                self.mq_maxmsg.hash(state);
+                self.mq_msgsize.hash(state);
+                self.mq_curmsgs.hash(state);
+            }
+        }
+
+        impl PartialEq for sigevent {
+            fn eq(&self, other: &sigevent) -> bool {
+                self.sigev_notify == other.sigev_notify
+                    && self.sigev_signo == other.sigev_signo
+                    && self.sigev_value == other.sigev_value
+                    && self.sigev_notify_thread_id
+                        == other.sigev_notify_thread_id
+            }
+        }
+        impl Eq for sigevent {}
+        impl ::fmt::Debug for sigevent {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sigevent")
+                    .field("sigev_notify", &self.sigev_notify)
+                    .field("sigev_signo", &self.sigev_signo)
+                    .field("sigev_value", &self.sigev_value)
+                    .field("sigev_notify_thread_id",
+                           &self.sigev_notify_thread_id)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sigevent {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.sigev_notify.hash(state);
+                self.sigev_signo.hash(state);
+                self.sigev_value.hash(state);
+                self.sigev_notify_thread_id.hash(state);
+            }
+        }
+
+        impl PartialEq for ptsstat {
+            fn eq(&self, other: &ptsstat) -> bool {
+                let self_devname: &[::c_char] = &self.devname;
+                let other_devname: &[::c_char] = &other.devname;
+
+                self.dev == other.dev && self_devname == other_devname
+            }
+        }
+        impl Eq for ptsstat {}
+        impl ::fmt::Debug for ptsstat {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                let self_devname: &[::c_char] = &self.devname;
+
+                f.debug_struct("ptsstat")
+                    .field("dev", &self.dev)
+                    .field("devname", &self_devname)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for ptsstat {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                let self_devname: &[::c_char] = &self.devname;
+
+                self.dev.hash(state);
+                self_devname.hash(state);
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl PartialEq for __c_anonymous_elf32_auxv_union {
+            fn eq(&self, other: &__c_anonymous_elf32_auxv_union) -> bool {
+                unsafe { self.a_val == other.a_val}
+            }
+        }
+        #[cfg(libc_union)]
+        impl Eq for __c_anonymous_elf32_auxv_union {}
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for __c_anonymous_elf32_auxv_union {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("a_val")
+                    .field("a_val", unsafe { &self.a_val })
+                    .finish()
+            }
+        }
+        #[cfg(not(libc_union))]
+        impl PartialEq for Elf32_Auxinfo {
+            fn eq(&self, other: &Elf32_Auxinfo) -> bool {
+                self.a_type == other.a_type
+            }
+        }
+        #[cfg(libc_union)]
+        impl PartialEq for Elf32_Auxinfo {
+            fn eq(&self, other: &Elf32_Auxinfo) -> bool {
+                self.a_type == other.a_type
+                    && self.a_un == other.a_un
+            }
+        }
+        impl Eq for Elf32_Auxinfo {}
+        #[cfg(not(libc_union))]
+        impl ::fmt::Debug for Elf32_Auxinfo {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("Elf32_Auxinfo")
+                    .field("a_type", &self.a_type)
+                    .finish()
+            }
+        }
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for Elf32_Auxinfo {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("Elf32_Auxinfo")
+                    .field("a_type", &self.a_type)
+                    .field("a_un", &self.a_un)
+                    .finish()
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl PartialEq for __c_anonymous_ifr_ifru {
+            fn eq(&self, other: &__c_anonymous_ifr_ifru) -> bool {
+                unsafe {
+                    self.ifru_addr == other.ifru_addr &&
+                    self.ifru_dstaddr == other.ifru_dstaddr &&
+                    self.ifru_broadaddr == other.ifru_broadaddr &&
+                    self.ifru_buffer == other.ifru_buffer &&
+                    self.ifru_flags == other.ifru_flags &&
+                    self.ifru_index == other.ifru_index &&
+                    self.ifru_jid == other.ifru_jid &&
+                    self.ifru_metric == other.ifru_metric &&
+                    self.ifru_mtu == other.ifru_mtu &&
+                    self.ifru_phys == other.ifru_phys &&
+                    self.ifru_media == other.ifru_media &&
+                    self.ifru_data == other.ifru_data &&
+                    self.ifru_cap == other.ifru_cap &&
+                    self.ifru_fib == other.ifru_fib &&
+                    self.ifru_vlan_pcp == other.ifru_vlan_pcp
+                }
+            }
+        }
+        #[cfg(libc_union)]
+        impl Eq for __c_anonymous_ifr_ifru {}
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for __c_anonymous_ifr_ifru {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("ifr_ifru")
+                    .field("ifru_addr", unsafe { &self.ifru_addr })
+                    .field("ifru_dstaddr", unsafe { &self.ifru_dstaddr })
+                    .field("ifru_broadaddr", unsafe { &self.ifru_broadaddr })
+                    .field("ifru_buffer", unsafe { &self.ifru_buffer })
+                    .field("ifru_flags", unsafe { &self.ifru_flags })
+                    .field("ifru_index", unsafe { &self.ifru_index })
+                    .field("ifru_jid", unsafe { &self.ifru_jid })
+                    .field("ifru_metric", unsafe { &self.ifru_metric })
+                    .field("ifru_mtu", unsafe { &self.ifru_mtu })
+                    .field("ifru_phys", unsafe { &self.ifru_phys })
+                    .field("ifru_media", unsafe { &self.ifru_media })
+                    .field("ifru_data", unsafe { &self.ifru_data })
+                    .field("ifru_cap", unsafe { &self.ifru_cap })
+                    .field("ifru_fib", unsafe { &self.ifru_fib })
+                    .field("ifru_vlan_pcp", unsafe { &self.ifru_vlan_pcp })
+                    .finish()
+            }
+        }
+        #[cfg(libc_union)]
+        impl ::hash::Hash for __c_anonymous_ifr_ifru {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                unsafe { self.ifru_addr.hash(state) };
+                unsafe { self.ifru_dstaddr.hash(state) };
+                unsafe { self.ifru_broadaddr.hash(state) };
+                unsafe { self.ifru_buffer.hash(state) };
+                unsafe { self.ifru_flags.hash(state) };
+                unsafe { self.ifru_index.hash(state) };
+                unsafe { self.ifru_jid.hash(state) };
+                unsafe { self.ifru_metric.hash(state) };
+                unsafe { self.ifru_mtu.hash(state) };
+                unsafe { self.ifru_phys.hash(state) };
+                unsafe { self.ifru_media.hash(state) };
+                unsafe { self.ifru_data.hash(state) };
+                unsafe { self.ifru_cap.hash(state) };
+                unsafe { self.ifru_fib.hash(state) };
+                unsafe { self.ifru_vlan_pcp.hash(state) };
+            }
+        }
+
+        impl PartialEq for ifreq {
+            fn eq(&self, other: &ifreq) -> bool {
+                self.ifr_name == other.ifr_name && self.ifr_ifru == other.ifr_ifru
+            }
+        }
+        impl Eq for ifreq {}
+        impl ::fmt::Debug for ifreq {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("ifreq")
+                    .field("ifr_name", &self.ifr_name)
+                    .field("ifr_ifru", &self.ifr_ifru)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for ifreq {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ifr_name.hash(state);
+                self.ifr_ifru.hash(state);
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl Eq for __c_anonymous_ifc_ifcu {}
+
+        #[cfg(libc_union)]
+        impl PartialEq for __c_anonymous_ifc_ifcu {
+            fn eq(&self, other: &__c_anonymous_ifc_ifcu) -> bool {
+                unsafe {
+                    self.ifcu_buf == other.ifcu_buf &&
+                    self.ifcu_req == other.ifcu_req
+                }
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for __c_anonymous_ifc_ifcu {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("ifc_ifcu")
+                    .field("ifcu_buf", unsafe { &self.ifcu_buf })
+                    .field("ifcu_req", unsafe { &self.ifcu_req })
+                    .finish()
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl ::hash::Hash for __c_anonymous_ifc_ifcu {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                unsafe { self.ifcu_buf.hash(state) };
+                unsafe { self.ifcu_req.hash(state) };
+            }
+        }
+
+        impl PartialEq for ifstat {
+            fn eq(&self, other: &ifstat) -> bool {
+                let self_ascii: &[::c_char] = &self.ascii;
+                let other_ascii: &[::c_char] = &other.ascii;
+
+                self.ifs_name == other.ifs_name && self_ascii == other_ascii
+            }
+        }
+        impl Eq for ifstat {}
+        impl ::fmt::Debug for ifstat {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                let ascii: &[::c_char] = &self.ascii;
+
+                f.debug_struct("ifstat")
+                    .field("ifs_name", &self.ifs_name)
+                    .field("ascii", &ascii)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for ifstat {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ifs_name.hash(state);
+                self.ascii.hash(state);
+            }
+        }
+
+        impl PartialEq for ifrsskey {
+            fn eq(&self, other: &ifrsskey) -> bool {
+                let self_ifrk_key: &[u8] = &self.ifrk_key;
+                let other_ifrk_key: &[u8] = &other.ifrk_key;
+
+                self.ifrk_name == other.ifrk_name &&
+                self.ifrk_func == other.ifrk_func &&
+                self.ifrk_spare0 == other.ifrk_spare0 &&
+                self.ifrk_keylen == other.ifrk_keylen &&
+                self_ifrk_key == other_ifrk_key
+            }
+        }
+        impl Eq for ifrsskey {}
+        impl ::fmt::Debug for ifrsskey {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                let ifrk_key: &[u8] = &self.ifrk_key;
+
+                f.debug_struct("ifrsskey")
+                    .field("ifrk_name", &self.ifrk_name)
+                    .field("ifrk_func", &self.ifrk_func)
+                    .field("ifrk_spare0", &self.ifrk_spare0)
+                    .field("ifrk_keylen", &self.ifrk_keylen)
+                    .field("ifrk_key", &ifrk_key)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for ifrsskey {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ifrk_name.hash(state);
+                self.ifrk_func.hash(state);
+                self.ifrk_spare0.hash(state);
+                self.ifrk_keylen.hash(state);
+                self.ifrk_key.hash(state);
+            }
+        }
+
+        impl PartialEq for ifdownreason {
+            fn eq(&self, other: &ifdownreason) -> bool {
+                let self_ifdr_msg: &[::c_char] = &self.ifdr_msg;
+                let other_ifdr_msg: &[::c_char] = &other.ifdr_msg;
+
+                self.ifdr_name == other.ifdr_name &&
+                self.ifdr_reason == other.ifdr_reason &&
+                self.ifdr_vendor == other.ifdr_vendor &&
+                self_ifdr_msg == other_ifdr_msg
+            }
+        }
+        impl Eq for ifdownreason {}
+        impl ::fmt::Debug for ifdownreason {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                let ifdr_msg: &[::c_char] = &self.ifdr_msg;
+
+                f.debug_struct("ifdownreason")
+                    .field("ifdr_name", &self.ifdr_name)
+                    .field("ifdr_reason", &self.ifdr_reason)
+                    .field("ifdr_vendor", &self.ifdr_vendor)
+                    .field("ifdr_msg", &ifdr_msg)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for ifdownreason {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ifdr_name.hash(state);
+                self.ifdr_reason.hash(state);
+                self.ifdr_vendor.hash(state);
+                self.ifdr_msg.hash(state);
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl PartialEq for __c_anonymous_ifi_epoch {
+            fn eq(&self, other: &__c_anonymous_ifi_epoch) -> bool {
+                unsafe {
+                    self.tt == other.tt &&
+                    self.ph == other.ph
+                }
+            }
+        }
+        #[cfg(libc_union)]
+        impl Eq for __c_anonymous_ifi_epoch {}
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for __c_anonymous_ifi_epoch {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("__c_anonymous_ifi_epoch")
+                    .field("tt", unsafe { &self.tt })
+                    .field("ph", unsafe { &self.ph })
+                    .finish()
+            }
+        }
+        #[cfg(libc_union)]
+        impl ::hash::Hash for __c_anonymous_ifi_epoch {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                unsafe {
+                    self.tt.hash(state);
+                    self.ph.hash(state);
+                }
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl PartialEq for __c_anonymous_ifi_lastchange {
+            fn eq(&self, other: &__c_anonymous_ifi_lastchange) -> bool {
+                unsafe {
+                    self.tv == other.tv &&
+                    self.ph == other.ph
+                }
+            }
+        }
+        #[cfg(libc_union)]
+        impl Eq for __c_anonymous_ifi_lastchange {}
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for __c_anonymous_ifi_lastchange {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("__c_anonymous_ifi_lastchange")
+                    .field("tv", unsafe { &self.tv })
+                    .field("ph", unsafe { &self.ph })
+                    .finish()
+            }
+        }
+        #[cfg(libc_union)]
+        impl ::hash::Hash for __c_anonymous_ifi_lastchange {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                unsafe {
+                    self.tv.hash(state);
+                    self.ph.hash(state);
+                }
+            }
+        }
+
+        impl PartialEq for if_data {
+            fn eq(&self, other: &if_data) -> bool {
+                self.ifi_type == other.ifi_type &&
+                self.ifi_physical == other.ifi_physical &&
+                self.ifi_addrlen == other.ifi_addrlen &&
+                self.ifi_hdrlen == other.ifi_hdrlen &&
+                self.ifi_link_state == other.ifi_link_state &&
+                self.ifi_vhid == other.ifi_vhid &&
+                self.ifi_datalen == other.ifi_datalen &&
+                self.ifi_mtu == other.ifi_mtu &&
+                self.ifi_metric == other.ifi_metric &&
+                self.ifi_baudrate == other.ifi_baudrate &&
+                self.ifi_ipackets == other.ifi_ipackets &&
+                self.ifi_ierrors == other.ifi_ierrors &&
+                self.ifi_opackets == other.ifi_opackets &&
+                self.ifi_oerrors == other.ifi_oerrors &&
+                self.ifi_collisions == other.ifi_collisions &&
+                self.ifi_ibytes == other.ifi_ibytes &&
+                self.ifi_obytes == other.ifi_obytes &&
+                self.ifi_imcasts == other.ifi_imcasts &&
+                self.ifi_omcasts == other.ifi_omcasts &&
+                self.ifi_iqdrops == other.ifi_iqdrops &&
+                self.ifi_oqdrops == other.ifi_oqdrops &&
+                self.ifi_noproto == other.ifi_noproto &&
+                self.ifi_hwassist == other.ifi_hwassist &&
+                self.__ifi_epoch == other.__ifi_epoch &&
+                self.__ifi_lastchange == other.__ifi_lastchange
+            }
+        }
+        impl Eq for if_data {}
+        impl ::fmt::Debug for if_data {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("if_data")
+                    .field("ifi_type", &self.ifi_type)
+                    .field("ifi_physical", &self.ifi_physical)
+                    .field("ifi_addrlen", &self.ifi_addrlen)
+                    .field("ifi_hdrlen", &self.ifi_hdrlen)
+                    .field("ifi_link_state", &self.ifi_link_state)
+                    .field("ifi_vhid", &self.ifi_vhid)
+                    .field("ifi_datalen", &self.ifi_datalen)
+                    .field("ifi_mtu", &self.ifi_mtu)
+                    .field("ifi_metric", &self.ifi_metric)
+                    .field("ifi_baudrate", &self.ifi_baudrate)
+                    .field("ifi_ipackets", &self.ifi_ipackets)
+                    .field("ifi_ierrors", &self.ifi_ierrors)
+                    .field("ifi_opackets", &self.ifi_opackets)
+                    .field("ifi_oerrors", &self.ifi_oerrors)
+                    .field("ifi_collisions", &self.ifi_collisions)
+                    .field("ifi_ibytes", &self.ifi_ibytes)
+                    .field("ifi_obytes", &self.ifi_obytes)
+                    .field("ifi_imcasts", &self.ifi_imcasts)
+                    .field("ifi_omcasts", &self.ifi_omcasts)
+                    .field("ifi_iqdrops", &self.ifi_iqdrops)
+                    .field("ifi_oqdrops", &self.ifi_oqdrops)
+                    .field("ifi_noproto", &self.ifi_noproto)
+                    .field("ifi_hwassist", &self.ifi_hwassist)
+                    .field("__ifi_epoch", &self.__ifi_epoch)
+                    .field("__ifi_lastchange", &self.__ifi_lastchange)
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for if_data {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ifi_type.hash(state);
+                self.ifi_physical.hash(state);
+                self.ifi_addrlen.hash(state);
+                self.ifi_hdrlen.hash(state);
+                self.ifi_link_state.hash(state);
+                self.ifi_vhid.hash(state);
+                self.ifi_datalen.hash(state);
+                self.ifi_mtu.hash(state);
+                self.ifi_metric.hash(state);
+                self.ifi_baudrate.hash(state);
+                self.ifi_ipackets.hash(state);
+                self.ifi_ierrors.hash(state);
+                self.ifi_opackets.hash(state);
+                self.ifi_oerrors.hash(state);
+                self.ifi_collisions.hash(state);
+                self.ifi_ibytes.hash(state);
+                self.ifi_obytes.hash(state);
+                self.ifi_imcasts.hash(state);
+                self.ifi_omcasts.hash(state);
+                self.ifi_iqdrops.hash(state);
+                self.ifi_oqdrops.hash(state);
+                self.ifi_noproto.hash(state);
+                self.ifi_hwassist.hash(state);
+                self.__ifi_epoch.hash(state);
+                self.__ifi_lastchange.hash(state);
+            }
+        }
+
+        impl PartialEq for sctphdr {
+            fn eq(&self, other: &sctphdr) -> bool {
+                return {self.src_port} == {other.src_port} &&
+                {self.dest_port} == {other.dest_port} &&
+                {self.v_tag} == {other.v_tag} &&
+                {self.checksum} == {other.checksum}
+            }
+        }
+        impl Eq for sctphdr {}
+        impl ::fmt::Debug for sctphdr {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctphdr")
+                    .field("src_port", &{self.src_port})
+                    .field("dest_port", &{self.dest_port})
+                    .field("v_tag", &{self.v_tag})
+                    .field("checksum", &{self.checksum})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctphdr {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.src_port}.hash(state);
+                {self.dest_port}.hash(state);
+                {self.v_tag}.hash(state);
+                {self.checksum}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_chunkhdr {
+            fn eq(&self, other: &sctp_chunkhdr) -> bool {
+                return {self.chunk_type} == {other.chunk_type} &&
+                {self.chunk_flags} == {other.chunk_flags} &&
+                {self.chunk_length} == {other.chunk_length}
+            }
+        }
+        impl Eq for sctp_chunkhdr {}
+        impl ::fmt::Debug for sctp_chunkhdr {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_chunkhdr")
+                    .field("chunk_type", &{self.chunk_type})
+                    .field("chunk_flags", &{self.chunk_flags})
+                    .field("chunk_length", &{self.chunk_length})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_chunkhdr {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.chunk_type}.hash(state);
+                {self.chunk_flags}.hash(state);
+                {self.chunk_length}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_paramhdr {
+            fn eq(&self, other: &sctp_paramhdr) -> bool {
+                return {self.param_type} == {other.param_type} &&
+                {self.param_length} == {other.param_length}
+            }
+        }
+        impl Eq for sctp_paramhdr {}
+        impl ::fmt::Debug for sctp_paramhdr {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_paramhdr")
+                    .field("param_type", &{self.param_type})
+                    .field("param_length", &{self.param_length})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_paramhdr {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.param_type}.hash(state);
+                {self.param_length}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_gen_error_cause {
+            fn eq(&self, other: &sctp_gen_error_cause) -> bool {
+                return {self.code} == {other.code} &&
+                {self.length} == {other.length} &&
+                {self.info}.iter().zip({other.info}.iter()).all(|(a,b)| a == b)
+            }
+        }
+        impl Eq for sctp_gen_error_cause {}
+        impl ::fmt::Debug for sctp_gen_error_cause {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_gen_error_cause")
+                    .field("code", &{self.code})
+                    .field("length", &{self.length})
+                    // FIXME: .field("info", &{self.info})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_gen_error_cause {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.code}.hash(state);
+                {self.length}.hash(state);
+                {self.info}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_cause {
+            fn eq(&self, other: &sctp_error_cause) -> bool {
+                return {self.code} == {other.code} &&
+                {self.length} == {other.length}
+            }
+        }
+        impl Eq for sctp_error_cause {}
+        impl ::fmt::Debug for sctp_error_cause {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_cause")
+                    .field("code", &{self.code})
+                    .field("length", &{self.length})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_cause {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.code}.hash(state);
+                {self.length}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_invalid_stream {
+            fn eq(&self, other: &sctp_error_invalid_stream) -> bool {
+                return {self.cause} == {other.cause} &&
+                {self.stream_id} == {other.stream_id}
+            }
+        }
+        impl Eq for sctp_error_invalid_stream {}
+        impl ::fmt::Debug for sctp_error_invalid_stream {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_invalid_stream")
+                    .field("cause", &{self.cause})
+                    .field("stream_id", &{self.stream_id})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_invalid_stream {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+                {self.stream_id}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_missing_param {
+            fn eq(&self, other: &sctp_error_missing_param) -> bool {
+                return {self.cause} == {other.cause} &&
+                {self.num_missing_params} == {other.num_missing_params} &&
+                {self.tpe}.iter().zip({other.tpe}.iter()).all(|(a,b)| a == b)
+            }
+        }
+        impl Eq for sctp_error_missing_param {}
+        impl ::fmt::Debug for sctp_error_missing_param {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_missing_param")
+                    .field("cause", &{self.cause})
+                    .field("num_missing_params", &{self.num_missing_params})
+                    // FIXME: .field("tpe", &{self.tpe})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_missing_param {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+                {self.num_missing_params}.hash(state);
+                {self.tpe}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_stale_cookie {
+            fn eq(&self, other: &sctp_error_stale_cookie) -> bool {
+                return {self.cause} == {other.cause} &&
+                {self.stale_time} == {other.stale_time}
+            }
+        }
+        impl Eq for sctp_error_stale_cookie {}
+        impl ::fmt::Debug for sctp_error_stale_cookie {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_stale_cookie")
+                    .field("cause", &{self.cause})
+                    .field("stale_time", &{self.stale_time})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_stale_cookie {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+                {self.stale_time}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_out_of_resource {
+            fn eq(&self, other: &sctp_error_out_of_resource) -> bool {
+                return {self.cause} == {other.cause}
+            }
+        }
+        impl Eq for sctp_error_out_of_resource {}
+        impl ::fmt::Debug for sctp_error_out_of_resource {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_out_of_resource")
+                    .field("cause", &{self.cause})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_out_of_resource {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_unresolv_addr {
+            fn eq(&self, other: &sctp_error_unresolv_addr) -> bool {
+                return {self.cause} == {other.cause}
+            }
+        }
+        impl Eq for sctp_error_unresolv_addr {}
+        impl ::fmt::Debug for sctp_error_unresolv_addr {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_unresolv_addr")
+                    .field("cause", &{self.cause})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_unresolv_addr {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_unrecognized_chunk {
+            fn eq(&self, other: &sctp_error_unrecognized_chunk) -> bool {
+                return {self.cause} == {other.cause} &&
+                {self.ch} == {other.ch}
+            }
+        }
+        impl Eq for sctp_error_unrecognized_chunk {}
+        impl ::fmt::Debug for sctp_error_unrecognized_chunk {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_unrecognized_chunk")
+                    .field("cause", &{self.cause})
+                    .field("ch", &{self.ch})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_unrecognized_chunk {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+                {self.ch}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_no_user_data {
+            fn eq(&self, other: &sctp_error_no_user_data) -> bool {
+                return {self.cause} == {other.cause} &&
+                {self.tsn} == {other.tsn}
+            }
+        }
+        impl Eq for sctp_error_no_user_data {}
+        impl ::fmt::Debug for sctp_error_no_user_data {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_no_user_data")
+                    .field("cause", &{self.cause})
+                    .field("tsn", &{self.tsn})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_no_user_data {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+                {self.tsn}.hash(state);
+            }
+        }
+
+        impl PartialEq for sctp_error_auth_invalid_hmac {
+            fn eq(&self, other: &sctp_error_auth_invalid_hmac) -> bool {
+                return {self.cause} == {other.cause} &&
+                {self.hmac_id} == {other.hmac_id}
+            }
+        }
+        impl Eq for sctp_error_auth_invalid_hmac {}
+        impl ::fmt::Debug for sctp_error_auth_invalid_hmac {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("sctp_error_invalid_hmac")
+                    .field("cause", &{self.cause})
+                    .field("hmac_id", &{self.hmac_id})
+                    .finish()
+            }
+        }
+        impl ::hash::Hash for sctp_error_auth_invalid_hmac {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                {self.cause}.hash(state);
+                {self.hmac_id}.hash(state);
+            }
+        }
+    }
+}
+
+#[cfg_attr(feature = "extra_traits", derive(Debug))]
+#[repr(u32)]
+pub enum dot3Vendors {
+    dot3VendorAMD = 1,
+    dot3VendorIntel = 2,
+    dot3VendorNational = 4,
+    dot3VendorFujitsu = 5,
+    dot3VendorDigital = 6,
+    dot3VendorWesternDigital = 7,
+}
+impl ::Copy for dot3Vendors {}
+impl ::Clone for dot3Vendors {
+    fn clone(&self) -> dot3Vendors {
+        *self
+    }
+}
+
+// aio.h
+pub const LIO_VECTORED: ::c_int = 4;
+pub const LIO_WRITEV: ::c_int = 5;
+pub const LIO_READV: ::c_int = 6;
+
+// sys/devicestat.h
+pub const DEVSTAT_N_TRANS_FLAGS: ::c_int = 4;
+pub const DEVSTAT_NAME_LEN: ::c_int = 16;
+
+// sys/cpuset.h
+cfg_if! {
+    if #[cfg(any(freebsd15, freebsd14))] {
+        pub const CPU_SETSIZE: ::c_int = 1024;
+    } else {
+        pub const CPU_SETSIZE: ::c_int = 256;
+    }
+}
+
+pub const SIGEV_THREAD_ID: ::c_int = 4;
+
+pub const EXTATTR_NAMESPACE_EMPTY: ::c_int = 0;
+pub const EXTATTR_NAMESPACE_USER: ::c_int = 1;
+pub const EXTATTR_NAMESPACE_SYSTEM: ::c_int = 2;
+
+pub const PTHREAD_STACK_MIN: ::size_t = MINSIGSTKSZ;
+pub const PTHREAD_MUTEX_ADAPTIVE_NP: ::c_int = 4;
+pub const PTHREAD_MUTEX_STALLED: ::c_int = 0;
+pub const PTHREAD_MUTEX_ROBUST: ::c_int = 1;
+pub const SIGSTKSZ: ::size_t = MINSIGSTKSZ + 32768;
+pub const SF_NODISKIO: ::c_int = 0x00000001;
+pub const SF_MNOWAIT: ::c_int = 0x00000002;
+pub const SF_SYNC: ::c_int = 0x00000004;
+pub const SF_USER_READAHEAD: ::c_int = 0x00000008;
+pub const SF_NOCACHE: ::c_int = 0x00000010;
+pub const O_CLOEXEC: ::c_int = 0x00100000;
+pub const O_DIRECTORY: ::c_int = 0x00020000;
+pub const O_DSYNC: ::c_int = 0x01000000;
+pub const O_EMPTY_PATH: ::c_int = 0x02000000;
+pub const O_EXEC: ::c_int = 0x00040000;
+pub const O_PATH: ::c_int = 0x00400000;
+pub const O_RESOLVE_BENEATH: ::c_int = 0x00800000;
+pub const O_SEARCH: ::c_int = O_EXEC;
+pub const O_TTY_INIT: ::c_int = 0x00080000;
+pub const O_VERIFY: ::c_int = 0x00200000;
+pub const F_GETLK: ::c_int = 11;
+pub const F_SETLK: ::c_int = 12;
+pub const F_SETLKW: ::c_int = 13;
+pub const ENOTCAPABLE: ::c_int = 93;
+pub const ECAPMODE: ::c_int = 94;
+pub const ENOTRECOVERABLE: ::c_int = 95;
+pub const EOWNERDEAD: ::c_int = 96;
+pub const EINTEGRITY: ::c_int = 97;
+pub const RLIMIT_NPTS: ::c_int = 11;
+pub const RLIMIT_SWAP: ::c_int = 12;
+pub const RLIMIT_KQUEUES: ::c_int = 13;
+pub const RLIMIT_UMTXP: ::c_int = 14;
+#[deprecated(since = "0.2.64", note = "Not stable across OS versions")]
+pub const RLIM_NLIMITS: ::rlim_t = 15;
+pub const RLIM_SAVED_MAX: ::rlim_t = ::RLIM_INFINITY;
+pub const RLIM_SAVED_CUR: ::rlim_t = ::RLIM_INFINITY;
+
+pub const CP_USER: ::c_int = 0;
+pub const CP_NICE: ::c_int = 1;
+pub const CP_SYS: ::c_int = 2;
+pub const CP_INTR: ::c_int = 3;
+pub const CP_IDLE: ::c_int = 4;
+pub const CPUSTATES: ::c_int = 5;
+
+pub const NI_NOFQDN: ::c_int = 0x00000001;
+pub const NI_NUMERICHOST: ::c_int = 0x00000002;
+pub const NI_NAMEREQD: ::c_int = 0x00000004;
+pub const NI_NUMERICSERV: ::c_int = 0x00000008;
+pub const NI_DGRAM: ::c_int = 0x00000010;
+pub const NI_NUMERICSCOPE: ::c_int = 0x00000020;
+
+pub const XU_NGROUPS: ::c_int = 16;
+
+pub const Q_GETQUOTA: ::c_int = 0x700;
+pub const Q_SETQUOTA: ::c_int = 0x800;
+
+pub const MAP_GUARD: ::c_int = 0x00002000;
+pub const MAP_EXCL: ::c_int = 0x00004000;
+pub const MAP_PREFAULT_READ: ::c_int = 0x00040000;
+pub const MAP_ALIGNMENT_SHIFT: ::c_int = 24;
+pub const MAP_ALIGNMENT_MASK: ::c_int = 0xff << MAP_ALIGNMENT_SHIFT;
+pub const MAP_ALIGNED_SUPER: ::c_int = 1 << MAP_ALIGNMENT_SHIFT;
+
+pub const POSIX_FADV_NORMAL: ::c_int = 0;
+pub const POSIX_FADV_RANDOM: ::c_int = 1;
+pub const POSIX_FADV_SEQUENTIAL: ::c_int = 2;
+pub const POSIX_FADV_WILLNEED: ::c_int = 3;
+pub const POSIX_FADV_DONTNEED: ::c_int = 4;
+pub const POSIX_FADV_NOREUSE: ::c_int = 5;
+
+pub const POLLINIGNEOF: ::c_short = 0x2000;
+
+pub const EVFILT_READ: i16 = -1;
+pub const EVFILT_WRITE: i16 = -2;
+pub const EVFILT_AIO: i16 = -3;
+pub const EVFILT_VNODE: i16 = -4;
+pub const EVFILT_PROC: i16 = -5;
+pub const EVFILT_SIGNAL: i16 = -6;
+pub const EVFILT_TIMER: i16 = -7;
+pub const EVFILT_PROCDESC: i16 = -8;
+pub const EVFILT_FS: i16 = -9;
+pub const EVFILT_LIO: i16 = -10;
+pub const EVFILT_USER: i16 = -11;
+pub const EVFILT_SENDFILE: i16 = -12;
+pub const EVFILT_EMPTY: i16 = -13;
+
+pub const EV_ADD: u16 = 0x1;
+pub const EV_DELETE: u16 = 0x2;
+pub const EV_ENABLE: u16 = 0x4;
+pub const EV_DISABLE: u16 = 0x8;
+pub const EV_FORCEONESHOT: u16 = 0x100;
+pub const EV_KEEPUDATA: u16 = 0x200;
+
+pub const EV_ONESHOT: u16 = 0x10;
+pub const EV_CLEAR: u16 = 0x20;
+pub const EV_RECEIPT: u16 = 0x40;
+pub const EV_DISPATCH: u16 = 0x80;
+pub const EV_SYSFLAGS: u16 = 0xf000;
+pub const EV_DROP: u16 = 0x1000;
+pub const EV_FLAG1: u16 = 0x2000;
+pub const EV_FLAG2: u16 = 0x4000;
+
+pub const EV_EOF: u16 = 0x8000;
+pub const EV_ERROR: u16 = 0x4000;
+
+pub const NOTE_TRIGGER: u32 = 0x01000000;
+pub const NOTE_FFNOP: u32 = 0x00000000;
+pub const NOTE_FFAND: u32 = 0x40000000;
+pub const NOTE_FFOR: u32 = 0x80000000;
+pub const NOTE_FFCOPY: u32 = 0xc0000000;
+pub const NOTE_FFCTRLMASK: u32 = 0xc0000000;
+pub const NOTE_FFLAGSMASK: u32 = 0x00ffffff;
+pub const NOTE_LOWAT: u32 = 0x00000001;
+pub const NOTE_FILE_POLL: u32 = 0x00000002;
+pub const NOTE_DELETE: u32 = 0x00000001;
+pub const NOTE_WRITE: u32 = 0x00000002;
+pub const NOTE_EXTEND: u32 = 0x00000004;
+pub const NOTE_ATTRIB: u32 = 0x00000008;
+pub const NOTE_LINK: u32 = 0x00000010;
+pub const NOTE_RENAME: u32 = 0x00000020;
+pub const NOTE_REVOKE: u32 = 0x00000040;
+pub const NOTE_OPEN: u32 = 0x00000080;
+pub const NOTE_CLOSE: u32 = 0x00000100;
+pub const NOTE_CLOSE_WRITE: u32 = 0x00000200;
+pub const NOTE_READ: u32 = 0x00000400;
+pub const NOTE_EXIT: u32 = 0x80000000;
+pub const NOTE_FORK: u32 = 0x40000000;
+pub const NOTE_EXEC: u32 = 0x20000000;
+pub const NOTE_PDATAMASK: u32 = 0x000fffff;
+pub const NOTE_PCTRLMASK: u32 = 0xf0000000;
+pub const NOTE_TRACK: u32 = 0x00000001;
+pub const NOTE_TRACKERR: u32 = 0x00000002;
+pub const NOTE_CHILD: u32 = 0x00000004;
+pub const NOTE_SECONDS: u32 = 0x00000001;
+pub const NOTE_MSECONDS: u32 = 0x00000002;
+pub const NOTE_USECONDS: u32 = 0x00000004;
+pub const NOTE_NSECONDS: u32 = 0x00000008;
+pub const NOTE_ABSTIME: u32 = 0x00000010;
+
+pub const MADV_PROTECT: ::c_int = 10;
+
+#[doc(hidden)]
+#[deprecated(
+    since = "0.2.72",
+    note = "CTL_UNSPEC is deprecated. Use CTL_SYSCTL instead"
+)]
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_SYSCTL: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_VFS: ::c_int = 3;
+pub const CTL_NET: ::c_int = 4;
+pub const CTL_DEBUG: ::c_int = 5;
+pub const CTL_HW: ::c_int = 6;
+pub const CTL_MACHDEP: ::c_int = 7;
+pub const CTL_USER: ::c_int = 8;
+pub const CTL_P1003_1B: ::c_int = 9;
+
+// sys/sysctl.h
+pub const CTL_MAXNAME: ::c_int = 24;
+
+pub const CTLTYPE: ::c_int = 0xf;
+pub const CTLTYPE_NODE: ::c_int = 1;
+pub const CTLTYPE_INT: ::c_int = 2;
+pub const CTLTYPE_STRING: ::c_int = 3;
+pub const CTLTYPE_S64: ::c_int = 4;
+pub const CTLTYPE_OPAQUE: ::c_int = 5;
+pub const CTLTYPE_STRUCT: ::c_int = CTLTYPE_OPAQUE;
+pub const CTLTYPE_UINT: ::c_int = 6;
+pub const CTLTYPE_LONG: ::c_int = 7;
+pub const CTLTYPE_ULONG: ::c_int = 8;
+pub const CTLTYPE_U64: ::c_int = 9;
+pub const CTLTYPE_U8: ::c_int = 0xa;
+pub const CTLTYPE_U16: ::c_int = 0xb;
+pub const CTLTYPE_S8: ::c_int = 0xc;
+pub const CTLTYPE_S16: ::c_int = 0xd;
+pub const CTLTYPE_S32: ::c_int = 0xe;
+pub const CTLTYPE_U32: ::c_int = 0xf;
+
+pub const CTLFLAG_RD: ::c_int = 0x80000000;
+pub const CTLFLAG_WR: ::c_int = 0x40000000;
+pub const CTLFLAG_RW: ::c_int = CTLFLAG_RD | CTLFLAG_WR;
+pub const CTLFLAG_DORMANT: ::c_int = 0x20000000;
+pub const CTLFLAG_ANYBODY: ::c_int = 0x10000000;
+pub const CTLFLAG_SECURE: ::c_int = 0x08000000;
+pub const CTLFLAG_PRISON: ::c_int = 0x04000000;
+pub const CTLFLAG_DYN: ::c_int = 0x02000000;
+pub const CTLFLAG_SKIP: ::c_int = 0x01000000;
+pub const CTLMASK_SECURE: ::c_int = 0x00F00000;
+pub const CTLFLAG_TUN: ::c_int = 0x00080000;
+pub const CTLFLAG_RDTUN: ::c_int = CTLFLAG_RD | CTLFLAG_TUN;
+pub const CTLFLAG_RWTUN: ::c_int = CTLFLAG_RW | CTLFLAG_TUN;
+pub const CTLFLAG_MPSAFE: ::c_int = 0x00040000;
+pub const CTLFLAG_VNET: ::c_int = 0x00020000;
+pub const CTLFLAG_DYING: ::c_int = 0x00010000;
+pub const CTLFLAG_CAPRD: ::c_int = 0x00008000;
+pub const CTLFLAG_CAPWR: ::c_int = 0x00004000;
+pub const CTLFLAG_STATS: ::c_int = 0x00002000;
+pub const CTLFLAG_NOFETCH: ::c_int = 0x00001000;
+pub const CTLFLAG_CAPRW: ::c_int = CTLFLAG_CAPRD | CTLFLAG_CAPWR;
+pub const CTLFLAG_NEEDGIANT: ::c_int = 0x00000800;
+
+pub const CTLSHIFT_SECURE: ::c_int = 20;
+pub const CTLFLAG_SECURE1: ::c_int = CTLFLAG_SECURE | (0 << CTLSHIFT_SECURE);
+pub const CTLFLAG_SECURE2: ::c_int = CTLFLAG_SECURE | (1 << CTLSHIFT_SECURE);
+pub const CTLFLAG_SECURE3: ::c_int = CTLFLAG_SECURE | (2 << CTLSHIFT_SECURE);
+
+pub const OID_AUTO: ::c_int = -1;
+
+pub const CTL_SYSCTL_DEBUG: ::c_int = 0;
+pub const CTL_SYSCTL_NAME: ::c_int = 1;
+pub const CTL_SYSCTL_NEXT: ::c_int = 2;
+pub const CTL_SYSCTL_NAME2OID: ::c_int = 3;
+pub const CTL_SYSCTL_OIDFMT: ::c_int = 4;
+pub const CTL_SYSCTL_OIDDESCR: ::c_int = 5;
+pub const CTL_SYSCTL_OIDLABEL: ::c_int = 6;
+pub const CTL_SYSCTL_NEXTNOSKIP: ::c_int = 7;
+
+pub const KERN_OSTYPE: ::c_int = 1;
+pub const KERN_OSRELEASE: ::c_int = 2;
+pub const KERN_OSREV: ::c_int = 3;
+pub const KERN_VERSION: ::c_int = 4;
+pub const KERN_MAXVNODES: ::c_int = 5;
+pub const KERN_MAXPROC: ::c_int = 6;
+pub const KERN_MAXFILES: ::c_int = 7;
+pub const KERN_ARGMAX: ::c_int = 8;
+pub const KERN_SECURELVL: ::c_int = 9;
+pub const KERN_HOSTNAME: ::c_int = 10;
+pub const KERN_HOSTID: ::c_int = 11;
+pub const KERN_CLOCKRATE: ::c_int = 12;
+pub const KERN_VNODE: ::c_int = 13;
+pub const KERN_PROC: ::c_int = 14;
+pub const KERN_FILE: ::c_int = 15;
+pub const KERN_PROF: ::c_int = 16;
+pub const KERN_POSIX1: ::c_int = 17;
+pub const KERN_NGROUPS: ::c_int = 18;
+pub const KERN_JOB_CONTROL: ::c_int = 19;
+pub const KERN_SAVED_IDS: ::c_int = 20;
+pub const KERN_BOOTTIME: ::c_int = 21;
+pub const KERN_NISDOMAINNAME: ::c_int = 22;
+pub const KERN_UPDATEINTERVAL: ::c_int = 23;
+pub const KERN_OSRELDATE: ::c_int = 24;
+pub const KERN_NTP_PLL: ::c_int = 25;
+pub const KERN_BOOTFILE: ::c_int = 26;
+pub const KERN_MAXFILESPERPROC: ::c_int = 27;
+pub const KERN_MAXPROCPERUID: ::c_int = 28;
+pub const KERN_DUMPDEV: ::c_int = 29;
+pub const KERN_IPC: ::c_int = 30;
+pub const KERN_DUMMY: ::c_int = 31;
+pub const KERN_PS_STRINGS: ::c_int = 32;
+pub const KERN_USRSTACK: ::c_int = 33;
+pub const KERN_LOGSIGEXIT: ::c_int = 34;
+pub const KERN_IOV_MAX: ::c_int = 35;
+pub const KERN_HOSTUUID: ::c_int = 36;
+pub const KERN_ARND: ::c_int = 37;
+pub const KERN_MAXPHYS: ::c_int = 38;
+
+pub const KERN_PROC_ALL: ::c_int = 0;
+pub const KERN_PROC_PID: ::c_int = 1;
+pub const KERN_PROC_PGRP: ::c_int = 2;
+pub const KERN_PROC_SESSION: ::c_int = 3;
+pub const KERN_PROC_TTY: ::c_int = 4;
+pub const KERN_PROC_UID: ::c_int = 5;
+pub const KERN_PROC_RUID: ::c_int = 6;
+pub const KERN_PROC_ARGS: ::c_int = 7;
+pub const KERN_PROC_PROC: ::c_int = 8;
+pub const KERN_PROC_SV_NAME: ::c_int = 9;
+pub const KERN_PROC_RGID: ::c_int = 10;
+pub const KERN_PROC_GID: ::c_int = 11;
+pub const KERN_PROC_PATHNAME: ::c_int = 12;
+pub const KERN_PROC_OVMMAP: ::c_int = 13;
+pub const KERN_PROC_OFILEDESC: ::c_int = 14;
+pub const KERN_PROC_KSTACK: ::c_int = 15;
+pub const KERN_PROC_INC_THREAD: ::c_int = 0x10;
+pub const KERN_PROC_VMMAP: ::c_int = 32;
+pub const KERN_PROC_FILEDESC: ::c_int = 33;
+pub const KERN_PROC_GROUPS: ::c_int = 34;
+pub const KERN_PROC_ENV: ::c_int = 35;
+pub const KERN_PROC_AUXV: ::c_int = 36;
+pub const KERN_PROC_RLIMIT: ::c_int = 37;
+pub const KERN_PROC_PS_STRINGS: ::c_int = 38;
+pub const KERN_PROC_UMASK: ::c_int = 39;
+pub const KERN_PROC_OSREL: ::c_int = 40;
+pub const KERN_PROC_SIGTRAMP: ::c_int = 41;
+pub const KERN_PROC_CWD: ::c_int = 42;
+pub const KERN_PROC_NFDS: ::c_int = 43;
+pub const KERN_PROC_SIGFASTBLK: ::c_int = 44;
+
+pub const KIPC_MAXSOCKBUF: ::c_int = 1;
+pub const KIPC_SOCKBUF_WASTE: ::c_int = 2;
+pub const KIPC_SOMAXCONN: ::c_int = 3;
+pub const KIPC_MAX_LINKHDR: ::c_int = 4;
+pub const KIPC_MAX_PROTOHDR: ::c_int = 5;
+pub const KIPC_MAX_HDR: ::c_int = 6;
+pub const KIPC_MAX_DATALEN: ::c_int = 7;
+
+pub const HW_MACHINE: ::c_int = 1;
+pub const HW_MODEL: ::c_int = 2;
+pub const HW_NCPU: ::c_int = 3;
+pub const HW_BYTEORDER: ::c_int = 4;
+pub const HW_PHYSMEM: ::c_int = 5;
+pub const HW_USERMEM: ::c_int = 6;
+pub const HW_PAGESIZE: ::c_int = 7;
+pub const HW_DISKNAMES: ::c_int = 8;
+pub const HW_DISKSTATS: ::c_int = 9;
+pub const HW_FLOATINGPT: ::c_int = 10;
+pub const HW_MACHINE_ARCH: ::c_int = 11;
+pub const HW_REALMEM: ::c_int = 12;
+
+pub const USER_CS_PATH: ::c_int = 1;
+pub const USER_BC_BASE_MAX: ::c_int = 2;
+pub const USER_BC_DIM_MAX: ::c_int = 3;
+pub const USER_BC_SCALE_MAX: ::c_int = 4;
+pub const USER_BC_STRING_MAX: ::c_int = 5;
+pub const USER_COLL_WEIGHTS_MAX: ::c_int = 6;
+pub const USER_EXPR_NEST_MAX: ::c_int = 7;
+pub const USER_LINE_MAX: ::c_int = 8;
+pub const USER_RE_DUP_MAX: ::c_int = 9;
+pub const USER_POSIX2_VERSION: ::c_int = 10;
+pub const USER_POSIX2_C_BIND: ::c_int = 11;
+pub const USER_POSIX2_C_DEV: ::c_int = 12;
+pub const USER_POSIX2_CHAR_TERM: ::c_int = 13;
+pub const USER_POSIX2_FORT_DEV: ::c_int = 14;
+pub const USER_POSIX2_FORT_RUN: ::c_int = 15;
+pub const USER_POSIX2_LOCALEDEF: ::c_int = 16;
+pub const USER_POSIX2_SW_DEV: ::c_int = 17;
+pub const USER_POSIX2_UPE: ::c_int = 18;
+pub const USER_STREAM_MAX: ::c_int = 19;
+pub const USER_TZNAME_MAX: ::c_int = 20;
+pub const USER_LOCALBASE: ::c_int = 21;
+
+pub const CTL_P1003_1B_ASYNCHRONOUS_IO: ::c_int = 1;
+pub const CTL_P1003_1B_MAPPED_FILES: ::c_int = 2;
+pub const CTL_P1003_1B_MEMLOCK: ::c_int = 3;
+pub const CTL_P1003_1B_MEMLOCK_RANGE: ::c_int = 4;
+pub const CTL_P1003_1B_MEMORY_PROTECTION: ::c_int = 5;
+pub const CTL_P1003_1B_MESSAGE_PASSING: ::c_int = 6;
+pub const CTL_P1003_1B_PRIORITIZED_IO: ::c_int = 7;
+pub const CTL_P1003_1B_PRIORITY_SCHEDULING: ::c_int = 8;
+pub const CTL_P1003_1B_REALTIME_SIGNALS: ::c_int = 9;
+pub const CTL_P1003_1B_SEMAPHORES: ::c_int = 10;
+pub const CTL_P1003_1B_FSYNC: ::c_int = 11;
+pub const CTL_P1003_1B_SHARED_MEMORY_OBJECTS: ::c_int = 12;
+pub const CTL_P1003_1B_SYNCHRONIZED_IO: ::c_int = 13;
+pub const CTL_P1003_1B_TIMERS: ::c_int = 14;
+pub const CTL_P1003_1B_AIO_LISTIO_MAX: ::c_int = 15;
+pub const CTL_P1003_1B_AIO_MAX: ::c_int = 16;
+pub const CTL_P1003_1B_AIO_PRIO_DELTA_MAX: ::c_int = 17;
+pub const CTL_P1003_1B_DELAYTIMER_MAX: ::c_int = 18;
+pub const CTL_P1003_1B_MQ_OPEN_MAX: ::c_int = 19;
+pub const CTL_P1003_1B_PAGESIZE: ::c_int = 20;
+pub const CTL_P1003_1B_RTSIG_MAX: ::c_int = 21;
+pub const CTL_P1003_1B_SEM_NSEMS_MAX: ::c_int = 22;
+pub const CTL_P1003_1B_SEM_VALUE_MAX: ::c_int = 23;
+pub const CTL_P1003_1B_SIGQUEUE_MAX: ::c_int = 24;
+pub const CTL_P1003_1B_TIMER_MAX: ::c_int = 25;
+
+pub const TIOCGPTN: ::c_ulong = 0x4004740f;
+pub const TIOCPTMASTER: ::c_ulong = 0x2000741c;
+pub const TIOCSIG: ::c_ulong = 0x2004745f;
+pub const TIOCM_DCD: ::c_int = 0x40;
+pub const H4DISC: ::c_int = 0x7;
+
+pub const VM_TOTAL: ::c_int = 1;
+
+pub const BIOCSETFNR: ::c_ulong = 0x80104282;
+
+pub const FIODGNAME: ::c_ulong = 0x80106678;
+pub const FIONWRITE: ::c_ulong = 0x40046677;
+pub const FIONSPACE: ::c_ulong = 0x40046676;
+pub const FIOSEEKDATA: ::c_ulong = 0xc0086661;
+pub const FIOSEEKHOLE: ::c_ulong = 0xc0086662;
+pub const FIOSSHMLPGCNF: ::c_ulong = 0x80306664;
+
+pub const JAIL_API_VERSION: u32 = 2;
+pub const JAIL_CREATE: ::c_int = 0x01;
+pub const JAIL_UPDATE: ::c_int = 0x02;
+pub const JAIL_ATTACH: ::c_int = 0x04;
+pub const JAIL_DYING: ::c_int = 0x08;
+pub const JAIL_SET_MASK: ::c_int = 0x0f;
+pub const JAIL_GET_MASK: ::c_int = 0x08;
+pub const JAIL_SYS_DISABLE: ::c_int = 0;
+pub const JAIL_SYS_NEW: ::c_int = 1;
+pub const JAIL_SYS_INHERIT: ::c_int = 2;
+
+pub const MNT_ACLS: ::c_int = 0x08000000;
+pub const MNT_BYFSID: ::c_int = 0x08000000;
+pub const MNT_GJOURNAL: ::c_int = 0x02000000;
+pub const MNT_MULTILABEL: ::c_int = 0x04000000;
+pub const MNT_NFS4ACLS: ::c_int = 0x00000010;
+pub const MNT_SNAPSHOT: ::c_int = 0x01000000;
+pub const MNT_UNION: ::c_int = 0x00000020;
+pub const MNT_NONBUSY: ::c_int = 0x04000000;
+
+pub const SCM_BINTIME: ::c_int = 0x04;
+pub const SCM_REALTIME: ::c_int = 0x05;
+pub const SCM_MONOTONIC: ::c_int = 0x06;
+pub const SCM_TIME_INFO: ::c_int = 0x07;
+pub const SCM_CREDS2: ::c_int = 0x08;
+
+pub const SO_BINTIME: ::c_int = 0x2000;
+pub const SO_NO_OFFLOAD: ::c_int = 0x4000;
+pub const SO_NO_DDP: ::c_int = 0x8000;
+pub const SO_REUSEPORT_LB: ::c_int = 0x10000;
+pub const SO_LABEL: ::c_int = 0x1009;
+pub const SO_PEERLABEL: ::c_int = 0x1010;
+pub const SO_LISTENQLIMIT: ::c_int = 0x1011;
+pub const SO_LISTENQLEN: ::c_int = 0x1012;
+pub const SO_LISTENINCQLEN: ::c_int = 0x1013;
+pub const SO_SETFIB: ::c_int = 0x1014;
+pub const SO_USER_COOKIE: ::c_int = 0x1015;
+pub const SO_PROTOCOL: ::c_int = 0x1016;
+pub const SO_PROTOTYPE: ::c_int = SO_PROTOCOL;
+pub const SO_TS_CLOCK: ::c_int = 0x1017;
+pub const SO_DOMAIN: ::c_int = 0x1019;
+pub const SO_VENDOR: ::c_int = 0x80000000;
+
+pub const SO_TS_REALTIME_MICRO: ::c_int = 0;
+pub const SO_TS_BINTIME: ::c_int = 1;
+pub const SO_TS_REALTIME: ::c_int = 2;
+pub const SO_TS_MONOTONIC: ::c_int = 3;
+pub const SO_TS_DEFAULT: ::c_int = SO_TS_REALTIME_MICRO;
+pub const SO_TS_CLOCK_MAX: ::c_int = SO_TS_MONOTONIC;
+
+pub const LOCAL_CREDS: ::c_int = 2;
+pub const LOCAL_CREDS_PERSISTENT: ::c_int = 3;
+pub const LOCAL_CONNWAIT: ::c_int = 4;
+pub const LOCAL_VENDOR: ::c_int = SO_VENDOR;
+
+pub const PL_EVENT_NONE: ::c_int = 0;
+pub const PL_EVENT_SIGNAL: ::c_int = 1;
+pub const PL_FLAG_SA: ::c_int = 0x01;
+pub const PL_FLAG_BOUND: ::c_int = 0x02;
+pub const PL_FLAG_SCE: ::c_int = 0x04;
+pub const PL_FLAG_SCX: ::c_int = 0x08;
+pub const PL_FLAG_EXEC: ::c_int = 0x10;
+pub const PL_FLAG_SI: ::c_int = 0x20;
+pub const PL_FLAG_FORKED: ::c_int = 0x40;
+pub const PL_FLAG_CHILD: ::c_int = 0x80;
+pub const PL_FLAG_BORN: ::c_int = 0x100;
+pub const PL_FLAG_EXITED: ::c_int = 0x200;
+pub const PL_FLAG_VFORKED: ::c_int = 0x400;
+pub const PL_FLAG_VFORK_DONE: ::c_int = 0x800;
+
+pub const PT_LWPINFO: ::c_int = 13;
+pub const PT_GETNUMLWPS: ::c_int = 14;
+pub const PT_GETLWPLIST: ::c_int = 15;
+pub const PT_CLEARSTEP: ::c_int = 16;
+pub const PT_SETSTEP: ::c_int = 17;
+pub const PT_SUSPEND: ::c_int = 18;
+pub const PT_RESUME: ::c_int = 19;
+pub const PT_TO_SCE: ::c_int = 20;
+pub const PT_TO_SCX: ::c_int = 21;
+pub const PT_SYSCALL: ::c_int = 22;
+pub const PT_FOLLOW_FORK: ::c_int = 23;
+pub const PT_LWP_EVENTS: ::c_int = 24;
+pub const PT_GET_EVENT_MASK: ::c_int = 25;
+pub const PT_SET_EVENT_MASK: ::c_int = 26;
+pub const PT_GET_SC_ARGS: ::c_int = 27;
+pub const PT_GET_SC_RET: ::c_int = 28;
+pub const PT_COREDUMP: ::c_int = 29;
+pub const PT_GETREGS: ::c_int = 33;
+pub const PT_SETREGS: ::c_int = 34;
+pub const PT_GETFPREGS: ::c_int = 35;
+pub const PT_SETFPREGS: ::c_int = 36;
+pub const PT_GETDBREGS: ::c_int = 37;
+pub const PT_SETDBREGS: ::c_int = 38;
+pub const PT_VM_TIMESTAMP: ::c_int = 40;
+pub const PT_VM_ENTRY: ::c_int = 41;
+pub const PT_GETREGSET: ::c_int = 42;
+pub const PT_SETREGSET: ::c_int = 43;
+pub const PT_SC_REMOTE: ::c_int = 44;
+pub const PT_FIRSTMACH: ::c_int = 64;
+
+pub const PTRACE_EXEC: ::c_int = 0x0001;
+pub const PTRACE_SCE: ::c_int = 0x0002;
+pub const PTRACE_SCX: ::c_int = 0x0004;
+pub const PTRACE_SYSCALL: ::c_int = PTRACE_SCE | PTRACE_SCX;
+pub const PTRACE_FORK: ::c_int = 0x0008;
+pub const PTRACE_LWP: ::c_int = 0x0010;
+pub const PTRACE_VFORK: ::c_int = 0x0020;
+pub const PTRACE_DEFAULT: ::c_int = PTRACE_EXEC;
+
+pub const PC_COMPRESS: u32 = 0x00000001;
+pub const PC_ALL: u32 = 0x00000002;
+
+pub const PROC_SPROTECT: ::c_int = 1;
+pub const PROC_REAP_ACQUIRE: ::c_int = 2;
+pub const PROC_REAP_RELEASE: ::c_int = 3;
+pub const PROC_REAP_STATUS: ::c_int = 4;
+pub const PROC_REAP_GETPIDS: ::c_int = 5;
+pub const PROC_REAP_KILL: ::c_int = 6;
+pub const PROC_TRACE_CTL: ::c_int = 7;
+pub const PROC_TRACE_STATUS: ::c_int = 8;
+pub const PROC_TRAPCAP_CTL: ::c_int = 9;
+pub const PROC_TRAPCAP_STATUS: ::c_int = 10;
+pub const PROC_PDEATHSIG_CTL: ::c_int = 11;
+pub const PROC_PDEATHSIG_STATUS: ::c_int = 12;
+pub const PROC_ASLR_CTL: ::c_int = 13;
+pub const PROC_ASLR_STATUS: ::c_int = 14;
+pub const PROC_PROTMAX_CTL: ::c_int = 15;
+pub const PROC_PROTMAX_STATUS: ::c_int = 16;
+pub const PROC_STACKGAP_CTL: ::c_int = 17;
+pub const PROC_STACKGAP_STATUS: ::c_int = 18;
+pub const PROC_NO_NEW_PRIVS_CTL: ::c_int = 19;
+pub const PROC_NO_NEW_PRIVS_STATUS: ::c_int = 20;
+pub const PROC_WXMAP_CTL: ::c_int = 21;
+pub const PROC_WXMAP_STATUS: ::c_int = 22;
+pub const PROC_PROCCTL_MD_MIN: ::c_int = 0x10000000;
+
+pub const PPROT_SET: ::c_int = 1;
+pub const PPROT_CLEAR: ::c_int = 2;
+pub const PPROT_DESCEND: ::c_int = 0x10;
+pub const PPROT_INHERIT: ::c_int = 0x20;
+
+pub const PROC_TRACE_CTL_ENABLE: ::c_int = 1;
+pub const PROC_TRACE_CTL_DISABLE: ::c_int = 2;
+pub const PROC_TRACE_CTL_DISABLE_EXEC: ::c_int = 3;
+
+pub const PROC_TRAPCAP_CTL_ENABLE: ::c_int = 1;
+pub const PROC_TRAPCAP_CTL_DISABLE: ::c_int = 2;
+
+pub const PROC_ASLR_FORCE_ENABLE: ::c_int = 1;
+pub const PROC_ASLR_FORCE_DISABLE: ::c_int = 2;
+pub const PROC_ASLR_NOFORCE: ::c_int = 3;
+pub const PROC_ASLR_ACTIVE: ::c_int = 0x80000000;
+
+pub const PROC_PROTMAX_FORCE_ENABLE: ::c_int = 1;
+pub const PROC_PROTMAX_FORCE_DISABLE: ::c_int = 2;
+pub const PROC_PROTMAX_NOFORCE: ::c_int = 3;
+pub const PROC_PROTMAX_ACTIVE: ::c_int = 0x80000000;
+
+pub const PROC_STACKGAP_ENABLE: ::c_int = 0x0001;
+pub const PROC_STACKGAP_DISABLE: ::c_int = 0x0002;
+pub const PROC_STACKGAP_ENABLE_EXEC: ::c_int = 0x0004;
+pub const PROC_STACKGAP_DISABLE_EXEC: ::c_int = 0x0008;
+
+pub const PROC_NO_NEW_PRIVS_ENABLE: ::c_int = 1;
+pub const PROC_NO_NEW_PRIVS_DISABLE: ::c_int = 2;
+
+pub const PROC_WX_MAPPINGS_PERMIT: ::c_int = 0x0001;
+pub const PROC_WX_MAPPINGS_DISALLOW_EXEC: ::c_int = 0x0002;
+pub const PROC_WXORX_ENFORCE: ::c_int = 0x80000000;
+
+pub const AF_SLOW: ::c_int = 33;
+pub const AF_SCLUSTER: ::c_int = 34;
+pub const AF_ARP: ::c_int = 35;
+pub const AF_BLUETOOTH: ::c_int = 36;
+pub const AF_IEEE80211: ::c_int = 37;
+pub const AF_INET_SDP: ::c_int = 40;
+pub const AF_INET6_SDP: ::c_int = 42;
+
+// sys/net/if.h
+pub const IF_MAXUNIT: ::c_int = 0x7fff;
+/// (n) interface is up
+pub const IFF_UP: ::c_int = 0x1;
+/// (i) broadcast address valid
+pub const IFF_BROADCAST: ::c_int = 0x2;
+/// (n) turn on debugging
+pub const IFF_DEBUG: ::c_int = 0x4;
+/// (i) is a loopback net
+pub const IFF_LOOPBACK: ::c_int = 0x8;
+/// (i) is a point-to-point link
+pub const IFF_POINTOPOINT: ::c_int = 0x10;
+/// (i) calls if_input in net epoch
+#[deprecated(since = "0.2.149", note = "Removed in FreeBSD 14")]
+pub const IFF_KNOWSEPOCH: ::c_int = 0x20;
+/// (d) resources allocated
+pub const IFF_RUNNING: ::c_int = 0x40;
+#[doc(hidden)]
+#[deprecated(
+    since = "0.2.54",
+    note = "IFF_DRV_RUNNING is deprecated. Use the portable IFF_RUNNING instead"
+)]
+/// (d) resources allocate
+pub const IFF_DRV_RUNNING: ::c_int = 0x40;
+/// (n) no address resolution protocol
+pub const IFF_NOARP: ::c_int = 0x80;
+/// (n) receive all packets
+pub const IFF_PROMISC: ::c_int = 0x100;
+/// (n) receive all multicast packets
+pub const IFF_ALLMULTI: ::c_int = 0x200;
+/// (d) tx hardware queue is full
+pub const IFF_OACTIVE: ::c_int = 0x400;
+#[doc(hidden)]
+#[deprecated(since = "0.2.54", note = "Use the portable `IFF_OACTIVE` instead")]
+/// (d) tx hardware queue is full
+pub const IFF_DRV_OACTIVE: ::c_int = 0x400;
+/// (i) can't hear own transmissions
+pub const IFF_SIMPLEX: ::c_int = 0x800;
+/// per link layer defined bit
+pub const IFF_LINK0: ::c_int = 0x1000;
+/// per link layer defined bit
+pub const IFF_LINK1: ::c_int = 0x2000;
+/// per link layer defined bit
+pub const IFF_LINK2: ::c_int = 0x4000;
+/// use alternate physical connection
+pub const IFF_ALTPHYS: ::c_int = IFF_LINK2;
+/// (i) supports multicast
+pub const IFF_MULTICAST: ::c_int = 0x8000;
+/// (i) unconfigurable using ioctl(2)
+pub const IFF_CANTCONFIG: ::c_int = 0x10000;
+/// (n) user-requested promisc mode
+pub const IFF_PPROMISC: ::c_int = 0x20000;
+/// (n) user-requested monitor mode
+pub const IFF_MONITOR: ::c_int = 0x40000;
+/// (n) static ARP
+pub const IFF_STATICARP: ::c_int = 0x80000;
+/// (n) interface is winding down
+pub const IFF_DYING: ::c_int = 0x200000;
+/// (n) interface is being renamed
+pub const IFF_RENAMING: ::c_int = 0x400000;
+/// interface is not part of any groups
+#[deprecated(since = "0.2.149", note = "Removed in FreeBSD 14")]
+pub const IFF_NOGROUP: ::c_int = 0x800000;
+
+/// link invalid/unknown
+pub const LINK_STATE_UNKNOWN: ::c_int = 0;
+/// link is down
+pub const LINK_STATE_DOWN: ::c_int = 1;
+/// link is up
+pub const LINK_STATE_UP: ::c_int = 2;
+
+/// can offload checksum on RX
+pub const IFCAP_RXCSUM: ::c_int = 0x00001;
+/// can offload checksum on TX
+pub const IFCAP_TXCSUM: ::c_int = 0x00002;
+/// can be a network console
+pub const IFCAP_NETCONS: ::c_int = 0x00004;
+/// VLAN-compatible MTU
+pub const IFCAP_VLAN_MTU: ::c_int = 0x00008;
+/// hardware VLAN tag support
+pub const IFCAP_VLAN_HWTAGGING: ::c_int = 0x00010;
+/// 9000 byte MTU supported
+pub const IFCAP_JUMBO_MTU: ::c_int = 0x00020;
+/// driver supports polling
+pub const IFCAP_POLLING: ::c_int = 0x00040;
+/// can do IFCAP_HWCSUM on VLANs
+pub const IFCAP_VLAN_HWCSUM: ::c_int = 0x00080;
+/// can do TCP Segmentation Offload
+pub const IFCAP_TSO4: ::c_int = 0x00100;
+/// can do TCP6 Segmentation Offload
+pub const IFCAP_TSO6: ::c_int = 0x00200;
+/// can do Large Receive Offload
+pub const IFCAP_LRO: ::c_int = 0x00400;
+/// wake on any unicast frame
+pub const IFCAP_WOL_UCAST: ::c_int = 0x00800;
+/// wake on any multicast frame
+pub const IFCAP_WOL_MCAST: ::c_int = 0x01000;
+/// wake on any Magic Packet
+pub const IFCAP_WOL_MAGIC: ::c_int = 0x02000;
+/// interface can offload TCP
+pub const IFCAP_TOE4: ::c_int = 0x04000;
+/// interface can offload TCP6
+pub const IFCAP_TOE6: ::c_int = 0x08000;
+/// interface hw can filter vlan tag
+pub const IFCAP_VLAN_HWFILTER: ::c_int = 0x10000;
+/// can do SIOCGIFCAPNV/SIOCSIFCAPNV
+pub const IFCAP_NV: ::c_int = 0x20000;
+/// can do IFCAP_TSO on VLANs
+pub const IFCAP_VLAN_HWTSO: ::c_int = 0x40000;
+/// the runtime link state is dynamic
+pub const IFCAP_LINKSTATE: ::c_int = 0x80000;
+/// netmap mode supported/enabled
+pub const IFCAP_NETMAP: ::c_int = 0x100000;
+/// can offload checksum on IPv6 RX
+pub const IFCAP_RXCSUM_IPV6: ::c_int = 0x200000;
+/// can offload checksum on IPv6 TX
+pub const IFCAP_TXCSUM_IPV6: ::c_int = 0x400000;
+/// manages counters internally
+pub const IFCAP_HWSTATS: ::c_int = 0x800000;
+/// hardware supports TX rate limiting
+pub const IFCAP_TXRTLMT: ::c_int = 0x1000000;
+/// hardware rx timestamping
+pub const IFCAP_HWRXTSTMP: ::c_int = 0x2000000;
+/// understands M_EXTPG mbufs
+pub const IFCAP_MEXTPG: ::c_int = 0x4000000;
+/// can do TLS encryption and segmentation for TCP
+pub const IFCAP_TXTLS4: ::c_int = 0x8000000;
+/// can do TLS encryption and segmentation for TCP6
+pub const IFCAP_TXTLS6: ::c_int = 0x10000000;
+/// can do IFCAN_HWCSUM on VXLANs
+pub const IFCAP_VXLAN_HWCSUM: ::c_int = 0x20000000;
+/// can do IFCAP_TSO on VXLANs
+pub const IFCAP_VXLAN_HWTSO: ::c_int = 0x40000000;
+/// can do TLS with rate limiting
+pub const IFCAP_TXTLS_RTLMT: ::c_int = 0x80000000;
+
+pub const IFCAP_HWCSUM_IPV6: ::c_int = IFCAP_RXCSUM_IPV6 | IFCAP_TXCSUM_IPV6;
+pub const IFCAP_HWCSUM: ::c_int = IFCAP_RXCSUM | IFCAP_TXCSUM;
+pub const IFCAP_TSO: ::c_int = IFCAP_TSO4 | IFCAP_TSO6;
+pub const IFCAP_WOL: ::c_int = IFCAP_WOL_UCAST | IFCAP_WOL_MCAST | IFCAP_WOL_MAGIC;
+pub const IFCAP_TOE: ::c_int = IFCAP_TOE4 | IFCAP_TOE6;
+pub const IFCAP_TXTLS: ::c_int = IFCAP_TXTLS4 | IFCAP_TXTLS6;
+pub const IFCAP_CANTCHANGE: ::c_int = IFCAP_NETMAP | IFCAP_NV;
+
+pub const IFQ_MAXLEN: ::c_int = 50;
+pub const IFNET_SLOWHZ: ::c_int = 1;
+
+pub const IFAN_ARRIVAL: ::c_int = 0;
+pub const IFAN_DEPARTURE: ::c_int = 1;
+
+pub const IFSTATMAX: ::c_int = 800;
+
+pub const RSS_FUNC_NONE: ::c_int = 0;
+pub const RSS_FUNC_PRIVATE: ::c_int = 1;
+pub const RSS_FUNC_TOEPLITZ: ::c_int = 2;
+
+pub const RSS_TYPE_IPV4: ::c_int = 0x00000001;
+pub const RSS_TYPE_TCP_IPV4: ::c_int = 0x00000002;
+pub const RSS_TYPE_IPV6: ::c_int = 0x00000004;
+pub const RSS_TYPE_IPV6_EX: ::c_int = 0x00000008;
+pub const RSS_TYPE_TCP_IPV6: ::c_int = 0x00000010;
+pub const RSS_TYPE_TCP_IPV6_EX: ::c_int = 0x00000020;
+pub const RSS_TYPE_UDP_IPV4: ::c_int = 0x00000040;
+pub const RSS_TYPE_UDP_IPV6: ::c_int = 0x00000080;
+pub const RSS_TYPE_UDP_IPV6_EX: ::c_int = 0x00000100;
+pub const RSS_KEYLEN: ::c_int = 128;
+
+pub const IFNET_PCP_NONE: ::c_int = 0xff;
+pub const IFDR_MSG_SIZE: ::c_int = 64;
+pub const IFDR_REASON_MSG: ::c_int = 1;
+pub const IFDR_REASON_VENDOR: ::c_int = 2;
+
+// sys/net/if_mib.h
+
+/// non-interface-specific
+pub const IFMIB_SYSTEM: ::c_int = 1;
+/// per-interface data table
+pub const IFMIB_IFDATA: ::c_int = 2;
+
+/// generic stats for all kinds of ifaces
+pub const IFDATA_GENERAL: ::c_int = 1;
+/// specific to the type of interface
+pub const IFDATA_LINKSPECIFIC: ::c_int = 2;
+/// driver name and unit
+pub const IFDATA_DRIVERNAME: ::c_int = 3;
+
+/// number of interfaces configured
+pub const IFMIB_IFCOUNT: ::c_int = 1;
+
+/// functions not specific to a type of iface
+pub const NETLINK_GENERIC: ::c_int = 0;
+
+pub const DOT3COMPLIANCE_STATS: ::c_int = 1;
+pub const DOT3COMPLIANCE_COLLS: ::c_int = 2;
+
+pub const dot3ChipSetAMD7990: ::c_int = 1;
+pub const dot3ChipSetAMD79900: ::c_int = 2;
+pub const dot3ChipSetAMD79C940: ::c_int = 3;
+
+pub const dot3ChipSetIntel82586: ::c_int = 1;
+pub const dot3ChipSetIntel82596: ::c_int = 2;
+pub const dot3ChipSetIntel82557: ::c_int = 3;
+
+pub const dot3ChipSetNational8390: ::c_int = 1;
+pub const dot3ChipSetNationalSonic: ::c_int = 2;
+
+pub const dot3ChipSetFujitsu86950: ::c_int = 1;
+
+pub const dot3ChipSetDigitalDC21040: ::c_int = 1;
+pub const dot3ChipSetDigitalDC21140: ::c_int = 2;
+pub const dot3ChipSetDigitalDC21041: ::c_int = 3;
+pub const dot3ChipSetDigitalDC21140A: ::c_int = 4;
+pub const dot3ChipSetDigitalDC21142: ::c_int = 5;
+
+pub const dot3ChipSetWesternDigital83C690: ::c_int = 1;
+pub const dot3ChipSetWesternDigital83C790: ::c_int = 2;
+
+// sys/netinet/in.h
+// Protocols (RFC 1700)
+// NOTE: These are in addition to the constants defined in src/unix/mod.rs
+
+// IPPROTO_IP defined in src/unix/mod.rs
+/// IP6 hop-by-hop options
+pub const IPPROTO_HOPOPTS: ::c_int = 0;
+// IPPROTO_ICMP defined in src/unix/mod.rs
+/// group mgmt protocol
+pub const IPPROTO_IGMP: ::c_int = 2;
+/// gateway^2 (deprecated)
+pub const IPPROTO_GGP: ::c_int = 3;
+/// for compatibility
+pub const IPPROTO_IPIP: ::c_int = 4;
+// IPPROTO_TCP defined in src/unix/mod.rs
+/// Stream protocol II.
+pub const IPPROTO_ST: ::c_int = 7;
+/// exterior gateway protocol
+pub const IPPROTO_EGP: ::c_int = 8;
+/// private interior gateway
+pub const IPPROTO_PIGP: ::c_int = 9;
+/// BBN RCC Monitoring
+pub const IPPROTO_RCCMON: ::c_int = 10;
+/// network voice protocol
+pub const IPPROTO_NVPII: ::c_int = 11;
+/// pup
+pub const IPPROTO_PUP: ::c_int = 12;
+/// Argus
+pub const IPPROTO_ARGUS: ::c_int = 13;
+/// EMCON
+pub const IPPROTO_EMCON: ::c_int = 14;
+/// Cross Net Debugger
+pub const IPPROTO_XNET: ::c_int = 15;
+/// Chaos
+pub const IPPROTO_CHAOS: ::c_int = 16;
+// IPPROTO_UDP defined in src/unix/mod.rs
+/// Multiplexing
+pub const IPPROTO_MUX: ::c_int = 18;
+/// DCN Measurement Subsystems
+pub const IPPROTO_MEAS: ::c_int = 19;
+/// Host Monitoring
+pub const IPPROTO_HMP: ::c_int = 20;
+/// Packet Radio Measurement
+pub const IPPROTO_PRM: ::c_int = 21;
+/// xns idp
+pub const IPPROTO_IDP: ::c_int = 22;
+/// Trunk-1
+pub const IPPROTO_TRUNK1: ::c_int = 23;
+/// Trunk-2
+pub const IPPROTO_TRUNK2: ::c_int = 24;
+/// Leaf-1
+pub const IPPROTO_LEAF1: ::c_int = 25;
+/// Leaf-2
+pub const IPPROTO_LEAF2: ::c_int = 26;
+/// Reliable Data
+pub const IPPROTO_RDP: ::c_int = 27;
+/// Reliable Transaction
+pub const IPPROTO_IRTP: ::c_int = 28;
+/// tp-4 w/ class negotiation
+pub const IPPROTO_TP: ::c_int = 29;
+/// Bulk Data Transfer
+pub const IPPROTO_BLT: ::c_int = 30;
+/// Network Services
+pub const IPPROTO_NSP: ::c_int = 31;
+/// Merit Internodal
+pub const IPPROTO_INP: ::c_int = 32;
+#[doc(hidden)]
+#[deprecated(
+    since = "0.2.72",
+    note = "IPPROTO_SEP is deprecated. Use IPPROTO_DCCP instead"
+)]
+pub const IPPROTO_SEP: ::c_int = 33;
+/// Datagram Congestion Control Protocol
+pub const IPPROTO_DCCP: ::c_int = 33;
+/// Third Party Connect
+pub const IPPROTO_3PC: ::c_int = 34;
+/// InterDomain Policy Routing
+pub const IPPROTO_IDPR: ::c_int = 35;
+/// XTP
+pub const IPPROTO_XTP: ::c_int = 36;
+/// Datagram Delivery
+pub const IPPROTO_DDP: ::c_int = 37;
+/// Control Message Transport
+pub const IPPROTO_CMTP: ::c_int = 38;
+/// TP++ Transport
+pub const IPPROTO_TPXX: ::c_int = 39;
+/// IL transport protocol
+pub const IPPROTO_IL: ::c_int = 40;
+// IPPROTO_IPV6 defined in src/unix/mod.rs
+/// Source Demand Routing
+pub const IPPROTO_SDRP: ::c_int = 42;
+/// IP6 routing header
+pub const IPPROTO_ROUTING: ::c_int = 43;
+/// IP6 fragmentation header
+pub const IPPROTO_FRAGMENT: ::c_int = 44;
+/// InterDomain Routing
+pub const IPPROTO_IDRP: ::c_int = 45;
+/// resource reservation
+pub const IPPROTO_RSVP: ::c_int = 46;
+/// General Routing Encap.
+pub const IPPROTO_GRE: ::c_int = 47;
+/// Mobile Host Routing
+pub const IPPROTO_MHRP: ::c_int = 48;
+/// BHA
+pub const IPPROTO_BHA: ::c_int = 49;
+/// IP6 Encap Sec. Payload
+pub const IPPROTO_ESP: ::c_int = 50;
+/// IP6 Auth Header
+pub const IPPROTO_AH: ::c_int = 51;
+/// Integ. Net Layer Security
+pub const IPPROTO_INLSP: ::c_int = 52;
+/// IP with encryption
+pub const IPPROTO_SWIPE: ::c_int = 53;
+/// Next Hop Resolution
+pub const IPPROTO_NHRP: ::c_int = 54;
+/// IP Mobility
+pub const IPPROTO_MOBILE: ::c_int = 55;
+/// Transport Layer Security
+pub const IPPROTO_TLSP: ::c_int = 56;
+/// SKIP
+pub const IPPROTO_SKIP: ::c_int = 57;
+// IPPROTO_ICMPV6 defined in src/unix/mod.rs
+/// IP6 no next header
+pub const IPPROTO_NONE: ::c_int = 59;
+/// IP6 destination option
+pub const IPPROTO_DSTOPTS: ::c_int = 60;
+/// any host internal protocol
+pub const IPPROTO_AHIP: ::c_int = 61;
+/// CFTP
+pub const IPPROTO_CFTP: ::c_int = 62;
+/// "hello" routing protocol
+pub const IPPROTO_HELLO: ::c_int = 63;
+/// SATNET/Backroom EXPAK
+pub const IPPROTO_SATEXPAK: ::c_int = 64;
+/// Kryptolan
+pub const IPPROTO_KRYPTOLAN: ::c_int = 65;
+/// Remote Virtual Disk
+pub const IPPROTO_RVD: ::c_int = 66;
+/// Pluribus Packet Core
+pub const IPPROTO_IPPC: ::c_int = 67;
+/// Any distributed FS
+pub const IPPROTO_ADFS: ::c_int = 68;
+/// Satnet Monitoring
+pub const IPPROTO_SATMON: ::c_int = 69;
+/// VISA Protocol
+pub const IPPROTO_VISA: ::c_int = 70;
+/// Packet Core Utility
+pub const IPPROTO_IPCV: ::c_int = 71;
+/// Comp. Prot. Net. Executive
+pub const IPPROTO_CPNX: ::c_int = 72;
+/// Comp. Prot. HeartBeat
+pub const IPPROTO_CPHB: ::c_int = 73;
+/// Wang Span Network
+pub const IPPROTO_WSN: ::c_int = 74;
+/// Packet Video Protocol
+pub const IPPROTO_PVP: ::c_int = 75;
+/// BackRoom SATNET Monitoring
+pub const IPPROTO_BRSATMON: ::c_int = 76;
+/// Sun net disk proto (temp.)
+pub const IPPROTO_ND: ::c_int = 77;
+/// WIDEBAND Monitoring
+pub const IPPROTO_WBMON: ::c_int = 78;
+/// WIDEBAND EXPAK
+pub const IPPROTO_WBEXPAK: ::c_int = 79;
+/// ISO cnlp
+pub const IPPROTO_EON: ::c_int = 80;
+/// VMTP
+pub const IPPROTO_VMTP: ::c_int = 81;
+/// Secure VMTP
+pub const IPPROTO_SVMTP: ::c_int = 82;
+/// Banyon VINES
+pub const IPPROTO_VINES: ::c_int = 83;
+/// TTP
+pub const IPPROTO_TTP: ::c_int = 84;
+/// NSFNET-IGP
+pub const IPPROTO_IGP: ::c_int = 85;
+/// dissimilar gateway prot.
+pub const IPPROTO_DGP: ::c_int = 86;
+/// TCF
+pub const IPPROTO_TCF: ::c_int = 87;
+/// Cisco/GXS IGRP
+pub const IPPROTO_IGRP: ::c_int = 88;
+/// OSPFIGP
+pub const IPPROTO_OSPFIGP: ::c_int = 89;
+/// Strite RPC protocol
+pub const IPPROTO_SRPC: ::c_int = 90;
+/// Locus Address Resoloution
+pub const IPPROTO_LARP: ::c_int = 91;
+/// Multicast Transport
+pub const IPPROTO_MTP: ::c_int = 92;
+/// AX.25 Frames
+pub const IPPROTO_AX25: ::c_int = 93;
+/// IP encapsulated in IP
+pub const IPPROTO_IPEIP: ::c_int = 94;
+/// Mobile Int.ing control
+pub const IPPROTO_MICP: ::c_int = 95;
+/// Semaphore Comm. security
+pub const IPPROTO_SCCSP: ::c_int = 96;
+/// Ethernet IP encapsulation
+pub const IPPROTO_ETHERIP: ::c_int = 97;
+/// encapsulation header
+pub const IPPROTO_ENCAP: ::c_int = 98;
+/// any private encr. scheme
+pub const IPPROTO_APES: ::c_int = 99;
+/// GMTP
+pub const IPPROTO_GMTP: ::c_int = 100;
+/// payload compression (IPComp)
+pub const IPPROTO_IPCOMP: ::c_int = 108;
+/// SCTP
+pub const IPPROTO_SCTP: ::c_int = 132;
+/// IPv6 Mobility Header
+pub const IPPROTO_MH: ::c_int = 135;
+/// UDP-Lite
+pub const IPPROTO_UDPLITE: ::c_int = 136;
+/// IP6 Host Identity Protocol
+pub const IPPROTO_HIP: ::c_int = 139;
+/// IP6 Shim6 Protocol
+pub const IPPROTO_SHIM6: ::c_int = 140;
+
+/* 101-254: Partly Unassigned */
+/// Protocol Independent Mcast
+pub const IPPROTO_PIM: ::c_int = 103;
+/// CARP
+pub const IPPROTO_CARP: ::c_int = 112;
+/// PGM
+pub const IPPROTO_PGM: ::c_int = 113;
+/// MPLS-in-IP
+pub const IPPROTO_MPLS: ::c_int = 137;
+/// PFSYNC
+pub const IPPROTO_PFSYNC: ::c_int = 240;
+
+/* 255: Reserved */
+/* BSD Private, local use, namespace incursion, no longer used */
+/// OLD divert pseudo-proto
+pub const IPPROTO_OLD_DIVERT: ::c_int = 254;
+pub const IPPROTO_MAX: ::c_int = 256;
+/// last return value of *_input(), meaning "all job for this pkt is done".
+pub const IPPROTO_DONE: ::c_int = 257;
+
+/* Only used internally, so can be outside the range of valid IP protocols. */
+/// divert pseudo-protocol
+pub const IPPROTO_DIVERT: ::c_int = 258;
+/// SeND pseudo-protocol
+pub const IPPROTO_SEND: ::c_int = 259;
+
+// sys/netinet/TCP.h
+pub const TCP_MD5SIG: ::c_int = 16;
+pub const TCP_INFO: ::c_int = 32;
+pub const TCP_CONGESTION: ::c_int = 64;
+pub const TCP_CCALGOOPT: ::c_int = 65;
+pub const TCP_MAXUNACKTIME: ::c_int = 68;
+pub const TCP_MAXPEAKRATE: ::c_int = 69;
+pub const TCP_IDLE_REDUCE: ::c_int = 70;
+pub const TCP_REMOTE_UDP_ENCAPS_PORT: ::c_int = 71;
+pub const TCP_DELACK: ::c_int = 72;
+pub const TCP_FIN_IS_RST: ::c_int = 73;
+pub const TCP_LOG_LIMIT: ::c_int = 74;
+pub const TCP_SHARED_CWND_ALLOWED: ::c_int = 75;
+pub const TCP_PROC_ACCOUNTING: ::c_int = 76;
+pub const TCP_USE_CMP_ACKS: ::c_int = 77;
+pub const TCP_PERF_INFO: ::c_int = 78;
+pub const TCP_LRD: ::c_int = 79;
+pub const TCP_KEEPINIT: ::c_int = 128;
+pub const TCP_FASTOPEN: ::c_int = 1025;
+pub const TCP_PCAP_OUT: ::c_int = 2048;
+pub const TCP_PCAP_IN: ::c_int = 4096;
+pub const TCP_FASTOPEN_PSK_LEN: ::c_int = 16;
+pub const TCP_FUNCTION_NAME_LEN_MAX: ::c_int = 32;
+
+pub const IP_BINDANY: ::c_int = 24;
+pub const IP_BINDMULTI: ::c_int = 25;
+pub const IP_RSS_LISTEN_BUCKET: ::c_int = 26;
+pub const IP_ORIGDSTADDR: ::c_int = 27;
+pub const IP_RECVORIGDSTADDR: ::c_int = IP_ORIGDSTADDR;
+
+pub const IP_DONTFRAG: ::c_int = 67;
+pub const IP_RECVTOS: ::c_int = 68;
+
+pub const IPV6_BINDANY: ::c_int = 64;
+pub const IPV6_ORIGDSTADDR: ::c_int = 72;
+pub const IPV6_RECVORIGDSTADDR: ::c_int = IPV6_ORIGDSTADDR;
+
+pub const PF_SLOW: ::c_int = AF_SLOW;
+pub const PF_SCLUSTER: ::c_int = AF_SCLUSTER;
+pub const PF_ARP: ::c_int = AF_ARP;
+pub const PF_BLUETOOTH: ::c_int = AF_BLUETOOTH;
+pub const PF_IEEE80211: ::c_int = AF_IEEE80211;
+pub const PF_INET_SDP: ::c_int = AF_INET_SDP;
+pub const PF_INET6_SDP: ::c_int = AF_INET6_SDP;
+
+pub const NET_RT_DUMP: ::c_int = 1;
+pub const NET_RT_FLAGS: ::c_int = 2;
+pub const NET_RT_IFLIST: ::c_int = 3;
+pub const NET_RT_IFMALIST: ::c_int = 4;
+pub const NET_RT_IFLISTL: ::c_int = 5;
+
+// System V IPC
+pub const IPC_INFO: ::c_int = 3;
+pub const MSG_NOERROR: ::c_int = 0o10000;
+pub const SHM_LOCK: ::c_int = 11;
+pub const SHM_UNLOCK: ::c_int = 12;
+pub const SHM_STAT: ::c_int = 13;
+pub const SHM_INFO: ::c_int = 14;
+pub const SHM_ANON: *mut ::c_char = 1 as *mut ::c_char;
+
+// The *_MAXID constants never should've been used outside of the
+// FreeBSD base system.  And with the exception of CTL_P1003_1B_MAXID,
+// they were all removed in svn r262489.  They remain here for backwards
+// compatibility only, and are scheduled to be removed in libc 1.0.0.
+#[doc(hidden)]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
+pub const CTL_MAXID: ::c_int = 10;
+#[doc(hidden)]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
+pub const KERN_MAXID: ::c_int = 38;
+#[doc(hidden)]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
+pub const HW_MAXID: ::c_int = 13;
+#[doc(hidden)]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
+pub const USER_MAXID: ::c_int = 21;
+#[doc(hidden)]
+#[deprecated(since = "0.2.74", note = "Removed in FreeBSD 13")]
+pub const CTL_P1003_1B_MAXID: ::c_int = 26;
+
+pub const MSG_NOTIFICATION: ::c_int = 0x00002000;
+pub const MSG_NBIO: ::c_int = 0x00004000;
+pub const MSG_COMPAT: ::c_int = 0x00008000;
+pub const MSG_CMSG_CLOEXEC: ::c_int = 0x00040000;
+pub const MSG_NOSIGNAL: ::c_int = 0x20000;
+pub const MSG_WAITFORONE: ::c_int = 0x00080000;
+
+// utmpx entry types
+pub const EMPTY: ::c_short = 0;
+pub const BOOT_TIME: ::c_short = 1;
+pub const OLD_TIME: ::c_short = 2;
+pub const NEW_TIME: ::c_short = 3;
+pub const USER_PROCESS: ::c_short = 4;
+pub const INIT_PROCESS: ::c_short = 5;
+pub const LOGIN_PROCESS: ::c_short = 6;
+pub const DEAD_PROCESS: ::c_short = 7;
+pub const SHUTDOWN_TIME: ::c_short = 8;
+// utmp database types
+pub const UTXDB_ACTIVE: ::c_int = 0;
+pub const UTXDB_LASTLOGIN: ::c_int = 1;
+pub const UTXDB_LOG: ::c_int = 2;
+
+pub const LC_COLLATE_MASK: ::c_int = 1 << 0;
+pub const LC_CTYPE_MASK: ::c_int = 1 << 1;
+pub const LC_MONETARY_MASK: ::c_int = 1 << 2;
+pub const LC_NUMERIC_MASK: ::c_int = 1 << 3;
+pub const LC_TIME_MASK: ::c_int = 1 << 4;
+pub const LC_MESSAGES_MASK: ::c_int = 1 << 5;
+pub const LC_ALL_MASK: ::c_int = LC_COLLATE_MASK
+    | LC_CTYPE_MASK
+    | LC_MESSAGES_MASK
+    | LC_MONETARY_MASK
+    | LC_NUMERIC_MASK
+    | LC_TIME_MASK;
+
+pub const WSTOPPED: ::c_int = 2; // same as WUNTRACED
+pub const WCONTINUED: ::c_int = 4;
+pub const WNOWAIT: ::c_int = 8;
+pub const WEXITED: ::c_int = 16;
+pub const WTRAPPED: ::c_int = 32;
+
+// FreeBSD defines a great many more of these, we only expose the
+// standardized ones.
+pub const P_PID: idtype_t = 0;
+pub const P_PGID: idtype_t = 2;
+pub const P_ALL: idtype_t = 7;
+
+pub const UTIME_OMIT: c_long = -2;
+pub const UTIME_NOW: c_long = -1;
+
+pub const B460800: ::speed_t = 460800;
+pub const B921600: ::speed_t = 921600;
+
+pub const AT_FDCWD: ::c_int = -100;
+pub const AT_EACCESS: ::c_int = 0x100;
+pub const AT_SYMLINK_NOFOLLOW: ::c_int = 0x200;
+pub const AT_SYMLINK_FOLLOW: ::c_int = 0x400;
+pub const AT_REMOVEDIR: ::c_int = 0x800;
+pub const AT_RESOLVE_BENEATH: ::c_int = 0x2000;
+pub const AT_EMPTY_PATH: ::c_int = 0x4000;
+
+pub const AT_NULL: ::c_int = 0;
+pub const AT_IGNORE: ::c_int = 1;
+pub const AT_EXECFD: ::c_int = 2;
+pub const AT_PHDR: ::c_int = 3;
+pub const AT_PHENT: ::c_int = 4;
+pub const AT_PHNUM: ::c_int = 5;
+pub const AT_PAGESZ: ::c_int = 6;
+pub const AT_BASE: ::c_int = 7;
+pub const AT_FLAGS: ::c_int = 8;
+pub const AT_ENTRY: ::c_int = 9;
+pub const AT_NOTELF: ::c_int = 10;
+pub const AT_UID: ::c_int = 11;
+pub const AT_EUID: ::c_int = 12;
+pub const AT_GID: ::c_int = 13;
+pub const AT_EGID: ::c_int = 14;
+pub const AT_EXECPATH: ::c_int = 15;
+pub const AT_CANARY: ::c_int = 16;
+pub const AT_OSRELDATE: ::c_int = 18;
+pub const AT_NCPUS: ::c_int = 19;
+pub const AT_PAGESIZES: ::c_int = 20;
+pub const AT_TIMEKEEP: ::c_int = 22;
+pub const AT_HWCAP: ::c_int = 25;
+pub const AT_HWCAP2: ::c_int = 26;
+pub const AT_USRSTACKBASE: ::c_int = 35;
+pub const AT_USRSTACKLIM: ::c_int = 36;
+
+pub const TABDLY: ::tcflag_t = 0x00000004;
+pub const TAB0: ::tcflag_t = 0x00000000;
+pub const TAB3: ::tcflag_t = 0x00000004;
+
+pub const _PC_ACL_NFS4: ::c_int = 64;
+
+pub const _SC_CPUSET_SIZE: ::c_int = 122;
+
+pub const _UUID_NODE_LEN: usize = 6;
+
+// Flags which can be passed to pdfork(2)
+pub const PD_DAEMON: ::c_int = 0x00000001;
+pub const PD_CLOEXEC: ::c_int = 0x00000002;
+pub const PD_ALLOWED_AT_FORK: ::c_int = PD_DAEMON | PD_CLOEXEC;
+
+// Values for struct rtprio (type_ field)
+pub const RTP_PRIO_REALTIME: ::c_ushort = 2;
+pub const RTP_PRIO_NORMAL: ::c_ushort = 3;
+pub const RTP_PRIO_IDLE: ::c_ushort = 4;
+
+pub const POSIX_SPAWN_RESETIDS: ::c_int = 0x01;
+pub const POSIX_SPAWN_SETPGROUP: ::c_int = 0x02;
+pub const POSIX_SPAWN_SETSCHEDPARAM: ::c_int = 0x04;
+pub const POSIX_SPAWN_SETSCHEDULER: ::c_int = 0x08;
+pub const POSIX_SPAWN_SETSIGDEF: ::c_int = 0x10;
+pub const POSIX_SPAWN_SETSIGMASK: ::c_int = 0x20;
+
+// Flags for chflags(2)
+pub const UF_SYSTEM: ::c_ulong = 0x00000080;
+pub const UF_SPARSE: ::c_ulong = 0x00000100;
+pub const UF_OFFLINE: ::c_ulong = 0x00000200;
+pub const UF_REPARSE: ::c_ulong = 0x00000400;
+pub const UF_ARCHIVE: ::c_ulong = 0x00000800;
+pub const UF_READONLY: ::c_ulong = 0x00001000;
+pub const UF_HIDDEN: ::c_ulong = 0x00008000;
+pub const SF_SNAPSHOT: ::c_ulong = 0x00200000;
+
+// fcntl commands
+pub const F_ADD_SEALS: ::c_int = 19;
+pub const F_GET_SEALS: ::c_int = 20;
+pub const F_OGETLK: ::c_int = 7;
+pub const F_OSETLK: ::c_int = 8;
+pub const F_OSETLKW: ::c_int = 9;
+pub const F_RDAHEAD: ::c_int = 16;
+pub const F_READAHEAD: ::c_int = 15;
+pub const F_SETLK_REMOTE: ::c_int = 14;
+pub const F_KINFO: ::c_int = 22;
+
+// for use with F_ADD_SEALS
+pub const F_SEAL_GROW: ::c_int = 4;
+pub const F_SEAL_SEAL: ::c_int = 1;
+pub const F_SEAL_SHRINK: ::c_int = 2;
+pub const F_SEAL_WRITE: ::c_int = 8;
+
+// for use with fspacectl
+pub const SPACECTL_DEALLOC: ::c_int = 1;
+
+// For getrandom()
+pub const GRND_NONBLOCK: ::c_uint = 0x1;
+pub const GRND_RANDOM: ::c_uint = 0x2;
+pub const GRND_INSECURE: ::c_uint = 0x4;
+
+// For realhostname* api
+pub const HOSTNAME_FOUND: ::c_int = 0;
+pub const HOSTNAME_INCORRECTNAME: ::c_int = 1;
+pub const HOSTNAME_INVALIDADDR: ::c_int = 2;
+pub const HOSTNAME_INVALIDNAME: ::c_int = 3;
+
+// For rfork
+pub const RFFDG: ::c_int = 4;
+pub const RFPROC: ::c_int = 16;
+pub const RFMEM: ::c_int = 32;
+pub const RFNOWAIT: ::c_int = 64;
+pub const RFCFDG: ::c_int = 4096;
+pub const RFTHREAD: ::c_int = 8192;
+pub const RFSIGSHARE: ::c_int = 16384;
+pub const RFLINUXTHPN: ::c_int = 65536;
+pub const RFTSIGZMB: ::c_int = 524288;
+pub const RFSPAWN: ::c_int = 2147483648;
+
+// For eventfd
+pub const EFD_SEMAPHORE: ::c_int = 0x1;
+pub const EFD_NONBLOCK: ::c_int = 0x4;
+pub const EFD_CLOEXEC: ::c_int = 0x100000;
+
+pub const MALLOCX_ZERO: ::c_int = 0x40;
+
+/// size of returned wchan message
+pub const WMESGLEN: usize = 8;
+/// size of returned lock name
+pub const LOCKNAMELEN: usize = 8;
+/// size of returned thread name
+pub const TDNAMLEN: usize = 16;
+/// size of returned ki_comm name
+pub const COMMLEN: usize = 19;
+/// size of returned ki_emul
+pub const KI_EMULNAMELEN: usize = 16;
+/// number of groups in ki_groups
+pub const KI_NGROUPS: usize = 16;
+cfg_if! {
+    if #[cfg(freebsd11)] {
+        pub const KI_NSPARE_INT: usize = 4;
+    } else {
+        pub const KI_NSPARE_INT: usize = 2;
+    }
+}
+pub const KI_NSPARE_LONG: usize = 12;
+/// Flags for the process credential.
+pub const KI_CRF_CAPABILITY_MODE: usize = 0x00000001;
+/// Steal a bit from ki_cr_flags to indicate that the cred had more than
+/// KI_NGROUPS groups.
+pub const KI_CRF_GRP_OVERFLOW: usize = 0x80000000;
+/// controlling tty vnode active
+pub const KI_CTTY: usize = 0x00000001;
+/// session leader
+pub const KI_SLEADER: usize = 0x00000002;
+/// proc blocked on lock ki_lockname
+pub const KI_LOCKBLOCK: usize = 0x00000004;
+/// size of returned ki_login
+pub const LOGNAMELEN: usize = 17;
+/// size of returned ki_loginclass
+pub const LOGINCLASSLEN: usize = 17;
+
+pub const KF_ATTR_VALID: ::c_int = 0x0001;
+pub const KF_TYPE_NONE: ::c_int = 0;
+pub const KF_TYPE_VNODE: ::c_int = 1;
+pub const KF_TYPE_SOCKET: ::c_int = 2;
+pub const KF_TYPE_PIPE: ::c_int = 3;
+pub const KF_TYPE_FIFO: ::c_int = 4;
+pub const KF_TYPE_KQUEUE: ::c_int = 5;
+pub const KF_TYPE_MQUEUE: ::c_int = 7;
+pub const KF_TYPE_SHM: ::c_int = 8;
+pub const KF_TYPE_SEM: ::c_int = 9;
+pub const KF_TYPE_PTS: ::c_int = 10;
+pub const KF_TYPE_PROCDESC: ::c_int = 11;
+pub const KF_TYPE_DEV: ::c_int = 12;
+pub const KF_TYPE_UNKNOWN: ::c_int = 255;
+
+pub const KF_VTYPE_VNON: ::c_int = 0;
+pub const KF_VTYPE_VREG: ::c_int = 1;
+pub const KF_VTYPE_VDIR: ::c_int = 2;
+pub const KF_VTYPE_VBLK: ::c_int = 3;
+pub const KF_VTYPE_VCHR: ::c_int = 4;
+pub const KF_VTYPE_VLNK: ::c_int = 5;
+pub const KF_VTYPE_VSOCK: ::c_int = 6;
+pub const KF_VTYPE_VFIFO: ::c_int = 7;
+pub const KF_VTYPE_VBAD: ::c_int = 8;
+pub const KF_VTYPE_UNKNOWN: ::c_int = 255;
+
+/// Current working directory
+pub const KF_FD_TYPE_CWD: ::c_int = -1;
+/// Root directory
+pub const KF_FD_TYPE_ROOT: ::c_int = -2;
+/// Jail directory
+pub const KF_FD_TYPE_JAIL: ::c_int = -3;
+/// Ktrace vnode
+pub const KF_FD_TYPE_TRACE: ::c_int = -4;
+pub const KF_FD_TYPE_TEXT: ::c_int = -5;
+/// Controlling terminal
+pub const KF_FD_TYPE_CTTY: ::c_int = -6;
+pub const KF_FLAG_READ: ::c_int = 0x00000001;
+pub const KF_FLAG_WRITE: ::c_int = 0x00000002;
+pub const KF_FLAG_APPEND: ::c_int = 0x00000004;
+pub const KF_FLAG_ASYNC: ::c_int = 0x00000008;
+pub const KF_FLAG_FSYNC: ::c_int = 0x00000010;
+pub const KF_FLAG_NONBLOCK: ::c_int = 0x00000020;
+pub const KF_FLAG_DIRECT: ::c_int = 0x00000040;
+pub const KF_FLAG_HASLOCK: ::c_int = 0x00000080;
+pub const KF_FLAG_SHLOCK: ::c_int = 0x00000100;
+pub const KF_FLAG_EXLOCK: ::c_int = 0x00000200;
+pub const KF_FLAG_NOFOLLOW: ::c_int = 0x00000400;
+pub const KF_FLAG_CREAT: ::c_int = 0x00000800;
+pub const KF_FLAG_TRUNC: ::c_int = 0x00001000;
+pub const KF_FLAG_EXCL: ::c_int = 0x00002000;
+pub const KF_FLAG_EXEC: ::c_int = 0x00004000;
+
+pub const KVME_TYPE_NONE: ::c_int = 0;
+pub const KVME_TYPE_DEFAULT: ::c_int = 1;
+pub const KVME_TYPE_VNODE: ::c_int = 2;
+pub const KVME_TYPE_SWAP: ::c_int = 3;
+pub const KVME_TYPE_DEVICE: ::c_int = 4;
+pub const KVME_TYPE_PHYS: ::c_int = 5;
+pub const KVME_TYPE_DEAD: ::c_int = 6;
+pub const KVME_TYPE_SG: ::c_int = 7;
+pub const KVME_TYPE_MGTDEVICE: ::c_int = 8;
+// Present in `sys/user.h` but is undefined for whatever reason...
+// pub const KVME_TYPE_GUARD: ::c_int = 9;
+pub const KVME_TYPE_UNKNOWN: ::c_int = 255;
+pub const KVME_PROT_READ: ::c_int = 0x00000001;
+pub const KVME_PROT_WRITE: ::c_int = 0x00000002;
+pub const KVME_PROT_EXEC: ::c_int = 0x00000004;
+pub const KVME_FLAG_COW: ::c_int = 0x00000001;
+pub const KVME_FLAG_NEEDS_COPY: ::c_int = 0x00000002;
+pub const KVME_FLAG_NOCOREDUMP: ::c_int = 0x00000004;
+pub const KVME_FLAG_SUPER: ::c_int = 0x00000008;
+pub const KVME_FLAG_GROWS_UP: ::c_int = 0x00000010;
+pub const KVME_FLAG_GROWS_DOWN: ::c_int = 0x00000020;
+pub const KVME_FLAG_USER_WIRED: ::c_int = 0x00000040;
+
+pub const KKST_MAXLEN: ::c_int = 1024;
+/// Stack is valid.
+pub const KKST_STATE_STACKOK: ::c_int = 0;
+/// Stack swapped out.
+pub const KKST_STATE_SWAPPED: ::c_int = 1;
+pub const KKST_STATE_RUNNING: ::c_int = 2;
+
+// Constants about priority.
+pub const PRI_MIN: ::c_int = 0;
+pub const PRI_MAX: ::c_int = 255;
+pub const PRI_MIN_ITHD: ::c_int = PRI_MIN;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PRI_MAX_ITHD: ::c_int = PRI_MIN_REALTIME - 1;
+pub const PI_REALTIME: ::c_int = PRI_MIN_ITHD + 0;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PI_AV: ::c_int = PRI_MIN_ITHD + 4;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PI_NET: ::c_int = PRI_MIN_ITHD + 8;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PI_DISK: ::c_int = PRI_MIN_ITHD + 12;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PI_TTY: ::c_int = PRI_MIN_ITHD + 16;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PI_DULL: ::c_int = PRI_MIN_ITHD + 20;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PI_SOFT: ::c_int = PRI_MIN_ITHD + 24;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PRI_MIN_REALTIME: ::c_int = 48;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PRI_MAX_REALTIME: ::c_int = PRI_MIN_KERN - 1;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PRI_MIN_KERN: ::c_int = 80;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PRI_MAX_KERN: ::c_int = PRI_MIN_TIMESHARE - 1;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PSWP: ::c_int = PRI_MIN_KERN + 0;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PVM: ::c_int = PRI_MIN_KERN + 4;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PINOD: ::c_int = PRI_MIN_KERN + 8;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PRIBIO: ::c_int = PRI_MIN_KERN + 12;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PVFS: ::c_int = PRI_MIN_KERN + 16;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PZERO: ::c_int = PRI_MIN_KERN + 20;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PSOCK: ::c_int = PRI_MIN_KERN + 24;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PWAIT: ::c_int = PRI_MIN_KERN + 28;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PLOCK: ::c_int = PRI_MIN_KERN + 32;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PPAUSE: ::c_int = PRI_MIN_KERN + 36;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const PRI_MIN_TIMESHARE: ::c_int = 120;
+pub const PRI_MAX_TIMESHARE: ::c_int = PRI_MIN_IDLE - 1;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+#[allow(deprecated)]
+pub const PUSER: ::c_int = PRI_MIN_TIMESHARE;
+pub const PRI_MIN_IDLE: ::c_int = 224;
+pub const PRI_MAX_IDLE: ::c_int = PRI_MAX;
+
+pub const NZERO: ::c_int = 0;
+
+// Resource utilization information.
+pub const RUSAGE_THREAD: ::c_int = 1;
+
+cfg_if! {
+    if #[cfg(any(freebsd11, target_pointer_width = "32"))] {
+        pub const ARG_MAX: ::c_int = 256 * 1024;
+    } else {
+        pub const ARG_MAX: ::c_int = 2 * 256 * 1024;
+    }
+}
+pub const CHILD_MAX: ::c_int = 40;
+/// max command name remembered
+pub const MAXCOMLEN: usize = 19;
+/// max interpreter file name length
+pub const MAXINTERP: ::c_int = ::PATH_MAX;
+/// max login name length (incl. NUL)
+pub const MAXLOGNAME: ::c_int = 33;
+/// max simultaneous processes
+pub const MAXUPRC: ::c_int = CHILD_MAX;
+/// max bytes for an exec function
+pub const NCARGS: ::c_int = ARG_MAX;
+///  /* max number groups
+pub const NGROUPS: ::c_int = NGROUPS_MAX + 1;
+/// max open files per process
+pub const NOFILE: ::c_int = OPEN_MAX;
+/// marker for empty group set member
+pub const NOGROUP: ::c_int = 65535;
+/// max hostname size
+pub const MAXHOSTNAMELEN: ::c_int = 256;
+/// max bytes in term canon input line
+pub const MAX_CANON: ::c_int = 255;
+/// max bytes in terminal input
+pub const MAX_INPUT: ::c_int = 255;
+/// max bytes in a file name
+pub const NAME_MAX: ::c_int = 255;
+pub const MAXSYMLINKS: ::c_int = 32;
+/// max supplemental group id's
+pub const NGROUPS_MAX: ::c_int = 1023;
+/// max open files per process
+pub const OPEN_MAX: ::c_int = 64;
+
+pub const _POSIX_ARG_MAX: ::c_int = 4096;
+pub const _POSIX_LINK_MAX: ::c_int = 8;
+pub const _POSIX_MAX_CANON: ::c_int = 255;
+pub const _POSIX_MAX_INPUT: ::c_int = 255;
+pub const _POSIX_NAME_MAX: ::c_int = 14;
+pub const _POSIX_PIPE_BUF: ::c_int = 512;
+pub const _POSIX_SSIZE_MAX: ::c_int = 32767;
+pub const _POSIX_STREAM_MAX: ::c_int = 8;
+
+/// max ibase/obase values in bc(1)
+pub const BC_BASE_MAX: ::c_int = 99;
+/// max array elements in bc(1)
+pub const BC_DIM_MAX: ::c_int = 2048;
+/// max scale value in bc(1)
+pub const BC_SCALE_MAX: ::c_int = 99;
+/// max const string length in bc(1)
+pub const BC_STRING_MAX: ::c_int = 1000;
+/// max character class name size
+pub const CHARCLASS_NAME_MAX: ::c_int = 14;
+/// max weights for order keyword
+pub const COLL_WEIGHTS_MAX: ::c_int = 10;
+/// max expressions nested in expr(1)
+pub const EXPR_NEST_MAX: ::c_int = 32;
+/// max bytes in an input line
+pub const LINE_MAX: ::c_int = 2048;
+/// max RE's in interval notation
+pub const RE_DUP_MAX: ::c_int = 255;
+
+pub const _POSIX2_BC_BASE_MAX: ::c_int = 99;
+pub const _POSIX2_BC_DIM_MAX: ::c_int = 2048;
+pub const _POSIX2_BC_SCALE_MAX: ::c_int = 99;
+pub const _POSIX2_BC_STRING_MAX: ::c_int = 1000;
+pub const _POSIX2_CHARCLASS_NAME_MAX: ::c_int = 14;
+pub const _POSIX2_COLL_WEIGHTS_MAX: ::c_int = 2;
+pub const _POSIX2_EQUIV_CLASS_MAX: ::c_int = 2;
+pub const _POSIX2_EXPR_NEST_MAX: ::c_int = 32;
+pub const _POSIX2_LINE_MAX: ::c_int = 2048;
+pub const _POSIX2_RE_DUP_MAX: ::c_int = 255;
+
+// sys/proc.h
+pub const TDF_BORROWING: ::c_int = 0x00000001;
+pub const TDF_INPANIC: ::c_int = 0x00000002;
+pub const TDF_INMEM: ::c_int = 0x00000004;
+pub const TDF_SINTR: ::c_int = 0x00000008;
+pub const TDF_TIMEOUT: ::c_int = 0x00000010;
+pub const TDF_IDLETD: ::c_int = 0x00000020;
+pub const TDF_CANSWAP: ::c_int = 0x00000040;
+pub const TDF_KTH_SUSP: ::c_int = 0x00000100;
+pub const TDF_ALLPROCSUSP: ::c_int = 0x00000200;
+pub const TDF_BOUNDARY: ::c_int = 0x00000400;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const TDF_ASTPENDING: ::c_int = 0x00000800;
+pub const TDF_SBDRY: ::c_int = 0x00002000;
+pub const TDF_UPIBLOCKED: ::c_int = 0x00004000;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const TDF_NEEDSUSPCHK: ::c_int = 0x00008000;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const TDF_NEEDRESCHED: ::c_int = 0x00010000;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const TDF_NEEDSIGCHK: ::c_int = 0x00020000;
+pub const TDF_NOLOAD: ::c_int = 0x00040000;
+pub const TDF_SERESTART: ::c_int = 0x00080000;
+pub const TDF_THRWAKEUP: ::c_int = 0x00100000;
+pub const TDF_SEINTR: ::c_int = 0x00200000;
+pub const TDF_SWAPINREQ: ::c_int = 0x00400000;
+#[deprecated(since = "0.2.133", note = "Removed in FreeBSD 14")]
+pub const TDF_UNUSED23: ::c_int = 0x00800000;
+pub const TDF_SCHED0: ::c_int = 0x01000000;
+pub const TDF_SCHED1: ::c_int = 0x02000000;
+pub const TDF_SCHED2: ::c_int = 0x04000000;
+pub const TDF_SCHED3: ::c_int = 0x08000000;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const TDF_ALRMPEND: ::c_int = 0x10000000;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const TDF_PROFPEND: ::c_int = 0x20000000;
+#[deprecated(since = "0.2.133", note = "Not stable across OS versions")]
+pub const TDF_MACPEND: ::c_int = 0x40000000;
+
+pub const TDB_SUSPEND: ::c_int = 0x00000001;
+pub const TDB_XSIG: ::c_int = 0x00000002;
+pub const TDB_USERWR: ::c_int = 0x00000004;
+pub const TDB_SCE: ::c_int = 0x00000008;
+pub const TDB_SCX: ::c_int = 0x00000010;
+pub const TDB_EXEC: ::c_int = 0x00000020;
+pub const TDB_FORK: ::c_int = 0x00000040;
+pub const TDB_STOPATFORK: ::c_int = 0x00000080;
+pub const TDB_CHILD: ::c_int = 0x00000100;
+pub const TDB_BORN: ::c_int = 0x00000200;
+pub const TDB_EXIT: ::c_int = 0x00000400;
+pub const TDB_VFORK: ::c_int = 0x00000800;
+pub const TDB_FSTP: ::c_int = 0x00001000;
+pub const TDB_STEP: ::c_int = 0x00002000;
+
+pub const TDP_OLDMASK: ::c_int = 0x00000001;
+pub const TDP_INKTR: ::c_int = 0x00000002;
+pub const TDP_INKTRACE: ::c_int = 0x00000004;
+pub const TDP_BUFNEED: ::c_int = 0x00000008;
+pub const TDP_COWINPROGRESS: ::c_int = 0x00000010;
+pub const TDP_ALTSTACK: ::c_int = 0x00000020;
+pub const TDP_DEADLKTREAT: ::c_int = 0x00000040;
+pub const TDP_NOFAULTING: ::c_int = 0x00000080;
+pub const TDP_OWEUPC: ::c_int = 0x00000200;
+pub const TDP_ITHREAD: ::c_int = 0x00000400;
+pub const TDP_SYNCIO: ::c_int = 0x00000800;
+pub const TDP_SCHED1: ::c_int = 0x00001000;
+pub const TDP_SCHED2: ::c_int = 0x00002000;
+pub const TDP_SCHED3: ::c_int = 0x00004000;
+pub const TDP_SCHED4: ::c_int = 0x00008000;
+pub const TDP_GEOM: ::c_int = 0x00010000;
+pub const TDP_SOFTDEP: ::c_int = 0x00020000;
+pub const TDP_NORUNNINGBUF: ::c_int = 0x00040000;
+pub const TDP_WAKEUP: ::c_int = 0x00080000;
+pub const TDP_INBDFLUSH: ::c_int = 0x00100000;
+pub const TDP_KTHREAD: ::c_int = 0x00200000;
+pub const TDP_CALLCHAIN: ::c_int = 0x00400000;
+pub const TDP_IGNSUSP: ::c_int = 0x00800000;
+pub const TDP_AUDITREC: ::c_int = 0x01000000;
+pub const TDP_RFPPWAIT: ::c_int = 0x02000000;
+pub const TDP_RESETSPUR: ::c_int = 0x04000000;
+pub const TDP_NERRNO: ::c_int = 0x08000000;
+pub const TDP_EXECVMSPC: ::c_int = 0x40000000;
+
+pub const TDI_SUSPENDED: ::c_int = 0x0001;
+pub const TDI_SLEEPING: ::c_int = 0x0002;
+pub const TDI_SWAPPED: ::c_int = 0x0004;
+pub const TDI_LOCK: ::c_int = 0x0008;
+pub const TDI_IWAIT: ::c_int = 0x0010;
+
+pub const P_ADVLOCK: ::c_int = 0x00000001;
+pub const P_CONTROLT: ::c_int = 0x00000002;
+pub const P_KPROC: ::c_int = 0x00000004;
+pub const P_UNUSED3: ::c_int = 0x00000008;
+pub const P_PPWAIT: ::c_int = 0x00000010;
+pub const P_PROFIL: ::c_int = 0x00000020;
+pub const P_STOPPROF: ::c_int = 0x00000040;
+pub const P_HADTHREADS: ::c_int = 0x00000080;
+pub const P_SUGID: ::c_int = 0x00000100;
+pub const P_SYSTEM: ::c_int = 0x00000200;
+pub const P_SINGLE_EXIT: ::c_int = 0x00000400;
+pub const P_TRACED: ::c_int = 0x00000800;
+pub const P_WAITED: ::c_int = 0x00001000;
+pub const P_WEXIT: ::c_int = 0x00002000;
+pub const P_EXEC: ::c_int = 0x00004000;
+pub const P_WKILLED: ::c_int = 0x00008000;
+pub const P_CONTINUED: ::c_int = 0x00010000;
+pub const P_STOPPED_SIG: ::c_int = 0x00020000;
+pub const P_STOPPED_TRACE: ::c_int = 0x00040000;
+pub const P_STOPPED_SINGLE: ::c_int = 0x00080000;
+pub const P_PROTECTED: ::c_int = 0x00100000;
+pub const P_SIGEVENT: ::c_int = 0x00200000;
+pub const P_SINGLE_BOUNDARY: ::c_int = 0x00400000;
+pub const P_HWPMC: ::c_int = 0x00800000;
+pub const P_JAILED: ::c_int = 0x01000000;
+pub const P_TOTAL_STOP: ::c_int = 0x02000000;
+pub const P_INEXEC: ::c_int = 0x04000000;
+pub const P_STATCHILD: ::c_int = 0x08000000;
+pub const P_INMEM: ::c_int = 0x10000000;
+pub const P_SWAPPINGOUT: ::c_int = 0x20000000;
+pub const P_SWAPPINGIN: ::c_int = 0x40000000;
+pub const P_PPTRACE: ::c_int = 0x80000000;
+pub const P_STOPPED: ::c_int = P_STOPPED_SIG | P_STOPPED_SINGLE | P_STOPPED_TRACE;
+
+pub const P2_INHERIT_PROTECTED: ::c_int = 0x00000001;
+pub const P2_NOTRACE: ::c_int = 0x00000002;
+pub const P2_NOTRACE_EXEC: ::c_int = 0x00000004;
+pub const P2_AST_SU: ::c_int = 0x00000008;
+pub const P2_PTRACE_FSTP: ::c_int = 0x00000010;
+pub const P2_TRAPCAP: ::c_int = 0x00000020;
+pub const P2_STKGAP_DISABLE: ::c_int = 0x00000800;
+pub const P2_STKGAP_DISABLE_EXEC: ::c_int = 0x00001000;
+
+pub const P_TREE_ORPHANED: ::c_int = 0x00000001;
+pub const P_TREE_FIRST_ORPHAN: ::c_int = 0x00000002;
+pub const P_TREE_REAPER: ::c_int = 0x00000004;
+
+pub const SIDL: ::c_char = 1;
+pub const SRUN: ::c_char = 2;
+pub const SSLEEP: ::c_char = 3;
+pub const SSTOP: ::c_char = 4;
+pub const SZOMB: ::c_char = 5;
+pub const SWAIT: ::c_char = 6;
+pub const SLOCK: ::c_char = 7;
+
+pub const P_MAGIC: ::c_int = 0xbeefface;
+
+pub const TDP_SIGFASTBLOCK: ::c_int = 0x00000100;
+pub const TDP_UIOHELD: ::c_int = 0x10000000;
+pub const TDP_SIGFASTPENDING: ::c_int = 0x80000000;
+pub const TDP2_COMPAT32RB: ::c_int = 0x00000002;
+pub const P2_PROTMAX_ENABLE: ::c_int = 0x00000200;
+pub const P2_PROTMAX_DISABLE: ::c_int = 0x00000400;
+pub const TDP2_SBPAGES: ::c_int = 0x00000001;
+pub const P2_ASLR_ENABLE: ::c_int = 0x00000040;
+pub const P2_ASLR_DISABLE: ::c_int = 0x00000080;
+pub const P2_ASLR_IGNSTART: ::c_int = 0x00000100;
+pub const P_TREE_GRPEXITED: ::c_int = 0x00000008;
+
+// libprocstat.h
+pub const PS_FST_VTYPE_VNON: ::c_int = 1;
+pub const PS_FST_VTYPE_VREG: ::c_int = 2;
+pub const PS_FST_VTYPE_VDIR: ::c_int = 3;
+pub const PS_FST_VTYPE_VBLK: ::c_int = 4;
+pub const PS_FST_VTYPE_VCHR: ::c_int = 5;
+pub const PS_FST_VTYPE_VLNK: ::c_int = 6;
+pub const PS_FST_VTYPE_VSOCK: ::c_int = 7;
+pub const PS_FST_VTYPE_VFIFO: ::c_int = 8;
+pub const PS_FST_VTYPE_VBAD: ::c_int = 9;
+pub const PS_FST_VTYPE_UNKNOWN: ::c_int = 255;
+
+pub const PS_FST_TYPE_VNODE: ::c_int = 1;
+pub const PS_FST_TYPE_FIFO: ::c_int = 2;
+pub const PS_FST_TYPE_SOCKET: ::c_int = 3;
+pub const PS_FST_TYPE_PIPE: ::c_int = 4;
+pub const PS_FST_TYPE_PTS: ::c_int = 5;
+pub const PS_FST_TYPE_KQUEUE: ::c_int = 6;
+pub const PS_FST_TYPE_MQUEUE: ::c_int = 8;
+pub const PS_FST_TYPE_SHM: ::c_int = 9;
+pub const PS_FST_TYPE_SEM: ::c_int = 10;
+pub const PS_FST_TYPE_UNKNOWN: ::c_int = 11;
+pub const PS_FST_TYPE_NONE: ::c_int = 12;
+pub const PS_FST_TYPE_PROCDESC: ::c_int = 13;
+pub const PS_FST_TYPE_DEV: ::c_int = 14;
+pub const PS_FST_TYPE_EVENTFD: ::c_int = 15;
+
+pub const PS_FST_UFLAG_RDIR: ::c_int = 0x0001;
+pub const PS_FST_UFLAG_CDIR: ::c_int = 0x0002;
+pub const PS_FST_UFLAG_JAIL: ::c_int = 0x0004;
+pub const PS_FST_UFLAG_TRACE: ::c_int = 0x0008;
+pub const PS_FST_UFLAG_TEXT: ::c_int = 0x0010;
+pub const PS_FST_UFLAG_MMAP: ::c_int = 0x0020;
+pub const PS_FST_UFLAG_CTTY: ::c_int = 0x0040;
+
+pub const PS_FST_FFLAG_READ: ::c_int = 0x0001;
+pub const PS_FST_FFLAG_WRITE: ::c_int = 0x0002;
+pub const PS_FST_FFLAG_NONBLOCK: ::c_int = 0x0004;
+pub const PS_FST_FFLAG_APPEND: ::c_int = 0x0008;
+pub const PS_FST_FFLAG_SHLOCK: ::c_int = 0x0010;
+pub const PS_FST_FFLAG_EXLOCK: ::c_int = 0x0020;
+pub const PS_FST_FFLAG_ASYNC: ::c_int = 0x0040;
+pub const PS_FST_FFLAG_SYNC: ::c_int = 0x0080;
+pub const PS_FST_FFLAG_NOFOLLOW: ::c_int = 0x0100;
+pub const PS_FST_FFLAG_CREAT: ::c_int = 0x0200;
+pub const PS_FST_FFLAG_TRUNC: ::c_int = 0x0400;
+pub const PS_FST_FFLAG_EXCL: ::c_int = 0x0800;
+pub const PS_FST_FFLAG_DIRECT: ::c_int = 0x1000;
+pub const PS_FST_FFLAG_EXEC: ::c_int = 0x2000;
+pub const PS_FST_FFLAG_HASLOCK: ::c_int = 0x4000;
+
+// sys/mount.h
+
+/// File identifier.
+/// These are unique per filesystem on a single machine.
+///
+/// Note that the offset of fid_data is 4 bytes, so care must be taken to avoid
+/// undefined behavior accessing unaligned fields within an embedded struct.
+pub const MAXFIDSZ: ::c_int = 16;
+/// Length of type name including null.
+pub const MFSNAMELEN: ::c_int = 16;
+cfg_if! {
+    if #[cfg(any(freebsd10, freebsd11))] {
+        /// Size of on/from name bufs.
+        pub const MNAMELEN: ::c_int = 88;
+    } else {
+        /// Size of on/from name bufs.
+        pub const MNAMELEN: ::c_int = 1024;
+    }
+}
+
+/// Using journaled soft updates.
+pub const MNT_SUJ: u64 = 0x100000000;
+/// Mounted by automountd(8).
+pub const MNT_AUTOMOUNTED: u64 = 0x200000000;
+/// Filesys metadata untrusted.
+pub const MNT_UNTRUSTED: u64 = 0x800000000;
+
+/// Require TLS.
+pub const MNT_EXTLS: u64 = 0x4000000000;
+/// Require TLS with client cert.
+pub const MNT_EXTLSCERT: u64 = 0x8000000000;
+/// Require TLS with user cert.
+pub const MNT_EXTLSCERTUSER: u64 = 0x10000000000;
+
+/// Filesystem is stored locally.
+pub const MNT_LOCAL: u64 = 0x000001000;
+/// Quotas are enabled on fs.
+pub const MNT_QUOTA: u64 = 0x000002000;
+/// Identifies the root fs.
+pub const MNT_ROOTFS: u64 = 0x000004000;
+/// Mounted by a user.
+pub const MNT_USER: u64 = 0x000008000;
+/// Do not show entry in df.
+pub const MNT_IGNORE: u64 = 0x000800000;
+/// Filesystem is verified.
+pub const MNT_VERIFIED: u64 = 0x400000000;
+
+/// Do not cover a mount point.
+pub const MNT_NOCOVER: u64 = 0x001000000000;
+/// Only mount on empty dir.
+pub const MNT_EMPTYDIR: u64 = 0x002000000000;
+/// Recursively unmount uppers.
+pub const MNT_RECURSE: u64 = 0x100000000000;
+/// Unmount in async context.
+pub const MNT_DEFERRED: u64 = 0x200000000000;
+
+/// Get configured filesystems.
+pub const VFS_VFSCONF: ::c_int = 0;
+/// Generic filesystem information.
+pub const VFS_GENERIC: ::c_int = 0;
+
+/// int: highest defined filesystem type.
+pub const VFS_MAXTYPENUM: ::c_int = 1;
+/// struct: vfsconf for filesystem given as next argument.
+pub const VFS_CONF: ::c_int = 2;
+
+/// Synchronously wait for I/O to complete.
+pub const MNT_WAIT: ::c_int = 1;
+/// Start all I/O, but do not wait for it.
+pub const MNT_NOWAIT: ::c_int = 2;
+/// Push data not written by filesystem syncer.
+pub const MNT_LAZY: ::c_int = 3;
+/// Suspend file system after sync.
+pub const MNT_SUSPEND: ::c_int = 4;
+
+pub const MAXSECFLAVORS: ::c_int = 5;
+
+/// Statically compiled into kernel.
+pub const VFCF_STATIC: ::c_int = 0x00010000;
+/// May get data over the network.
+pub const VFCF_NETWORK: ::c_int = 0x00020000;
+/// Writes are not implemented.
+pub const VFCF_READONLY: ::c_int = 0x00040000;
+/// Data does not represent real files.
+pub const VFCF_SYNTHETIC: ::c_int = 0x00080000;
+/// Aliases some other mounted FS.
+pub const VFCF_LOOPBACK: ::c_int = 0x00100000;
+/// Stores file names as Unicode.
+pub const VFCF_UNICODE: ::c_int = 0x00200000;
+/// Can be mounted from within a jail.
+pub const VFCF_JAIL: ::c_int = 0x00400000;
+/// Supports delegated administration.
+pub const VFCF_DELEGADMIN: ::c_int = 0x00800000;
+/// Stop at Boundary: defer stop requests to kernel->user (AST) transition.
+pub const VFCF_SBDRY: ::c_int = 0x01000000;
+
+// time.h
+
+/// not on dst
+pub const DST_NONE: ::c_int = 0;
+/// USA style dst
+pub const DST_USA: ::c_int = 1;
+/// Australian style dst
+pub const DST_AUST: ::c_int = 2;
+/// Western European dst
+pub const DST_WET: ::c_int = 3;
+/// Middle European dst
+pub const DST_MET: ::c_int = 4;
+/// Eastern European dst
+pub const DST_EET: ::c_int = 5;
+/// Canada
+pub const DST_CAN: ::c_int = 6;
+
+pub const CPUCLOCK_WHICH_PID: ::c_int = 0;
+pub const CPUCLOCK_WHICH_TID: ::c_int = 1;
+
+pub const MFD_CLOEXEC: ::c_uint = 0x00000001;
+pub const MFD_ALLOW_SEALING: ::c_uint = 0x00000002;
+pub const MFD_HUGETLB: ::c_uint = 0x00000004;
+pub const MFD_HUGE_MASK: ::c_uint = 0xFC000000;
+pub const MFD_HUGE_64KB: ::c_uint = 16 << 26;
+pub const MFD_HUGE_512KB: ::c_uint = 19 << 26;
+pub const MFD_HUGE_1MB: ::c_uint = 20 << 26;
+pub const MFD_HUGE_2MB: ::c_uint = 21 << 26;
+pub const MFD_HUGE_8MB: ::c_uint = 23 << 26;
+pub const MFD_HUGE_16MB: ::c_uint = 24 << 26;
+pub const MFD_HUGE_32MB: ::c_uint = 25 << 26;
+pub const MFD_HUGE_256MB: ::c_uint = 28 << 26;
+pub const MFD_HUGE_512MB: ::c_uint = 29 << 26;
+pub const MFD_HUGE_1GB: ::c_uint = 30 << 26;
+pub const MFD_HUGE_2GB: ::c_uint = 31 << 26;
+pub const MFD_HUGE_16GB: ::c_uint = 34 << 26;
+
+pub const SHM_LARGEPAGE_ALLOC_DEFAULT: ::c_int = 0;
+pub const SHM_LARGEPAGE_ALLOC_NOWAIT: ::c_int = 1;
+pub const SHM_LARGEPAGE_ALLOC_HARD: ::c_int = 2;
+pub const SHM_RENAME_NOREPLACE: ::c_int = 1 << 0;
+pub const SHM_RENAME_EXCHANGE: ::c_int = 1 << 1;
+
+// sys/umtx.h
+
+pub const UMTX_OP_WAIT: ::c_int = 2;
+pub const UMTX_OP_WAKE: ::c_int = 3;
+pub const UMTX_OP_MUTEX_TRYLOCK: ::c_int = 4;
+pub const UMTX_OP_MUTEX_LOCK: ::c_int = 5;
+pub const UMTX_OP_MUTEX_UNLOCK: ::c_int = 6;
+pub const UMTX_OP_SET_CEILING: ::c_int = 7;
+pub const UMTX_OP_CV_WAIT: ::c_int = 8;
+pub const UMTX_OP_CV_SIGNAL: ::c_int = 9;
+pub const UMTX_OP_CV_BROADCAST: ::c_int = 10;
+pub const UMTX_OP_WAIT_UINT: ::c_int = 11;
+pub const UMTX_OP_RW_RDLOCK: ::c_int = 12;
+pub const UMTX_OP_RW_WRLOCK: ::c_int = 13;
+pub const UMTX_OP_RW_UNLOCK: ::c_int = 14;
+pub const UMTX_OP_WAIT_UINT_PRIVATE: ::c_int = 15;
+pub const UMTX_OP_WAKE_PRIVATE: ::c_int = 16;
+pub const UMTX_OP_MUTEX_WAIT: ::c_int = 17;
+pub const UMTX_OP_NWAKE_PRIVATE: ::c_int = 21;
+pub const UMTX_OP_MUTEX_WAKE2: ::c_int = 22;
+pub const UMTX_OP_SEM2_WAIT: ::c_int = 23;
+pub const UMTX_OP_SEM2_WAKE: ::c_int = 24;
+pub const UMTX_OP_SHM: ::c_int = 25;
+pub const UMTX_OP_ROBUST_LISTS: ::c_int = 26;
+
+pub const UMTX_ABSTIME: u32 = 1;
+
+pub const CPU_LEVEL_ROOT: ::c_int = 1;
+pub const CPU_LEVEL_CPUSET: ::c_int = 2;
+pub const CPU_LEVEL_WHICH: ::c_int = 3;
+
+pub const CPU_WHICH_TID: ::c_int = 1;
+pub const CPU_WHICH_PID: ::c_int = 2;
+pub const CPU_WHICH_CPUSET: ::c_int = 3;
+pub const CPU_WHICH_IRQ: ::c_int = 4;
+pub const CPU_WHICH_JAIL: ::c_int = 5;
+
+// sys/signal.h
+pub const SIGTHR: ::c_int = 32;
+pub const SIGLWP: ::c_int = SIGTHR;
+pub const SIGLIBRT: ::c_int = 33;
+
+// netinet/sctp.h
+pub const SCTP_FUTURE_ASSOC: ::c_int = 0;
+pub const SCTP_CURRENT_ASSOC: ::c_int = 1;
+pub const SCTP_ALL_ASSOC: ::c_int = 2;
+
+pub const SCTP_NO_NEXT_MSG: ::c_int = 0x0000;
+pub const SCTP_NEXT_MSG_AVAIL: ::c_int = 0x0001;
+pub const SCTP_NEXT_MSG_ISCOMPLETE: ::c_int = 0x0002;
+pub const SCTP_NEXT_MSG_IS_UNORDERED: ::c_int = 0x0004;
+pub const SCTP_NEXT_MSG_IS_NOTIFICATION: ::c_int = 0x0008;
+
+pub const SCTP_RECVV_NOINFO: ::c_int = 0;
+pub const SCTP_RECVV_RCVINFO: ::c_int = 1;
+pub const SCTP_RECVV_NXTINFO: ::c_int = 2;
+pub const SCTP_RECVV_RN: ::c_int = 3;
+
+pub const SCTP_SENDV_NOINFO: ::c_int = 0;
+pub const SCTP_SENDV_SNDINFO: ::c_int = 1;
+pub const SCTP_SENDV_PRINFO: ::c_int = 2;
+pub const SCTP_SENDV_AUTHINFO: ::c_int = 3;
+pub const SCTP_SENDV_SPA: ::c_int = 4;
+
+pub const SCTP_SEND_SNDINFO_VALID: ::c_int = 0x00000001;
+pub const SCTP_SEND_PRINFO_VALID: ::c_int = 0x00000002;
+pub const SCTP_SEND_AUTHINFO_VALID: ::c_int = 0x00000004;
+
+pub const SCTP_NOTIFICATION: ::c_int = 0x0010;
+pub const SCTP_COMPLETE: ::c_int = 0x0020;
+pub const SCTP_EOF: ::c_int = 0x0100;
+pub const SCTP_ABORT: ::c_int = 0x0200;
+pub const SCTP_UNORDERED: ::c_int = 0x0400;
+pub const SCTP_ADDR_OVER: ::c_int = 0x0800;
+pub const SCTP_SENDALL: ::c_int = 0x1000;
+pub const SCTP_EOR: ::c_int = 0x2000;
+pub const SCTP_SACK_IMMEDIATELY: ::c_int = 0x4000;
+pub const SCTP_PR_SCTP_NONE: ::c_int = 0x0000;
+pub const SCTP_PR_SCTP_TTL: ::c_int = 0x0001;
+pub const SCTP_PR_SCTP_PRIO: ::c_int = 0x0002;
+pub const SCTP_PR_SCTP_BUF: ::c_int = SCTP_PR_SCTP_PRIO;
+pub const SCTP_PR_SCTP_RTX: ::c_int = 0x0003;
+pub const SCTP_PR_SCTP_MAX: ::c_int = SCTP_PR_SCTP_RTX;
+pub const SCTP_PR_SCTP_ALL: ::c_int = 0x000f;
+
+pub const SCTP_INIT: ::c_int = 0x0001;
+pub const SCTP_SNDRCV: ::c_int = 0x0002;
+pub const SCTP_EXTRCV: ::c_int = 0x0003;
+pub const SCTP_SNDINFO: ::c_int = 0x0004;
+pub const SCTP_RCVINFO: ::c_int = 0x0005;
+pub const SCTP_NXTINFO: ::c_int = 0x0006;
+pub const SCTP_PRINFO: ::c_int = 0x0007;
+pub const SCTP_AUTHINFO: ::c_int = 0x0008;
+pub const SCTP_DSTADDRV4: ::c_int = 0x0009;
+pub const SCTP_DSTADDRV6: ::c_int = 0x000a;
+
+pub const SCTP_RTOINFO: ::c_int = 0x00000001;
+pub const SCTP_ASSOCINFO: ::c_int = 0x00000002;
+pub const SCTP_INITMSG: ::c_int = 0x00000003;
+pub const SCTP_NODELAY: ::c_int = 0x00000004;
+pub const SCTP_AUTOCLOSE: ::c_int = 0x00000005;
+pub const SCTP_SET_PEER_PRIMARY_ADDR: ::c_int = 0x00000006;
+pub const SCTP_PRIMARY_ADDR: ::c_int = 0x00000007;
+pub const SCTP_ADAPTATION_LAYER: ::c_int = 0x00000008;
+pub const SCTP_ADAPTION_LAYER: ::c_int = 0x00000008;
+pub const SCTP_DISABLE_FRAGMENTS: ::c_int = 0x00000009;
+pub const SCTP_PEER_ADDR_PARAMS: ::c_int = 0x0000000a;
+pub const SCTP_DEFAULT_SEND_PARAM: ::c_int = 0x0000000b;
+pub const SCTP_EVENTS: ::c_int = 0x0000000c;
+pub const SCTP_I_WANT_MAPPED_V4_ADDR: ::c_int = 0x0000000d;
+pub const SCTP_MAXSEG: ::c_int = 0x0000000e;
+pub const SCTP_DELAYED_SACK: ::c_int = 0x0000000f;
+pub const SCTP_FRAGMENT_INTERLEAVE: ::c_int = 0x00000010;
+pub const SCTP_PARTIAL_DELIVERY_POINT: ::c_int = 0x00000011;
+pub const SCTP_AUTH_CHUNK: ::c_int = 0x00000012;
+pub const SCTP_AUTH_KEY: ::c_int = 0x00000013;
+pub const SCTP_HMAC_IDENT: ::c_int = 0x00000014;
+pub const SCTP_AUTH_ACTIVE_KEY: ::c_int = 0x00000015;
+pub const SCTP_AUTH_DELETE_KEY: ::c_int = 0x00000016;
+pub const SCTP_USE_EXT_RCVINFO: ::c_int = 0x00000017;
+pub const SCTP_AUTO_ASCONF: ::c_int = 0x00000018;
+pub const SCTP_MAXBURST: ::c_int = 0x00000019;
+pub const SCTP_MAX_BURST: ::c_int = 0x00000019;
+pub const SCTP_CONTEXT: ::c_int = 0x0000001a;
+pub const SCTP_EXPLICIT_EOR: ::c_int = 0x00000001b;
+pub const SCTP_REUSE_PORT: ::c_int = 0x00000001c;
+pub const SCTP_AUTH_DEACTIVATE_KEY: ::c_int = 0x00000001d;
+pub const SCTP_EVENT: ::c_int = 0x0000001e;
+pub const SCTP_RECVRCVINFO: ::c_int = 0x0000001f;
+pub const SCTP_RECVNXTINFO: ::c_int = 0x00000020;
+pub const SCTP_DEFAULT_SNDINFO: ::c_int = 0x00000021;
+pub const SCTP_DEFAULT_PRINFO: ::c_int = 0x00000022;
+pub const SCTP_PEER_ADDR_THLDS: ::c_int = 0x00000023;
+pub const SCTP_REMOTE_UDP_ENCAPS_PORT: ::c_int = 0x00000024;
+pub const SCTP_ECN_SUPPORTED: ::c_int = 0x00000025;
+pub const SCTP_AUTH_SUPPORTED: ::c_int = 0x00000027;
+pub const SCTP_ASCONF_SUPPORTED: ::c_int = 0x00000028;
+pub const SCTP_RECONFIG_SUPPORTED: ::c_int = 0x00000029;
+pub const SCTP_NRSACK_SUPPORTED: ::c_int = 0x00000030;
+pub const SCTP_PKTDROP_SUPPORTED: ::c_int = 0x00000031;
+pub const SCTP_MAX_CWND: ::c_int = 0x00000032;
+
+pub const SCTP_STATUS: ::c_int = 0x00000100;
+pub const SCTP_GET_PEER_ADDR_INFO: ::c_int = 0x00000101;
+pub const SCTP_PEER_AUTH_CHUNKS: ::c_int = 0x00000102;
+pub const SCTP_LOCAL_AUTH_CHUNKS: ::c_int = 0x00000103;
+pub const SCTP_GET_ASSOC_NUMBER: ::c_int = 0x00000104;
+pub const SCTP_GET_ASSOC_ID_LIST: ::c_int = 0x00000105;
+pub const SCTP_TIMEOUTS: ::c_int = 0x00000106;
+pub const SCTP_PR_STREAM_STATUS: ::c_int = 0x00000107;
+pub const SCTP_PR_ASSOC_STATUS: ::c_int = 0x00000108;
+
+pub const SCTP_COMM_UP: ::c_int = 0x0001;
+pub const SCTP_COMM_LOST: ::c_int = 0x0002;
+pub const SCTP_RESTART: ::c_int = 0x0003;
+pub const SCTP_SHUTDOWN_COMP: ::c_int = 0x0004;
+pub const SCTP_CANT_STR_ASSOC: ::c_int = 0x0005;
+
+pub const SCTP_ASSOC_SUPPORTS_PR: ::c_int = 0x01;
+pub const SCTP_ASSOC_SUPPORTS_AUTH: ::c_int = 0x02;
+pub const SCTP_ASSOC_SUPPORTS_ASCONF: ::c_int = 0x03;
+pub const SCTP_ASSOC_SUPPORTS_MULTIBUF: ::c_int = 0x04;
+pub const SCTP_ASSOC_SUPPORTS_RE_CONFIG: ::c_int = 0x05;
+pub const SCTP_ASSOC_SUPPORTS_INTERLEAVING: ::c_int = 0x06;
+pub const SCTP_ASSOC_SUPPORTS_MAX: ::c_int = 0x06;
+
+pub const SCTP_ADDR_AVAILABLE: ::c_int = 0x0001;
+pub const SCTP_ADDR_UNREACHABLE: ::c_int = 0x0002;
+pub const SCTP_ADDR_REMOVED: ::c_int = 0x0003;
+pub const SCTP_ADDR_ADDED: ::c_int = 0x0004;
+pub const SCTP_ADDR_MADE_PRIM: ::c_int = 0x0005;
+pub const SCTP_ADDR_CONFIRMED: ::c_int = 0x0006;
+
+pub const SCTP_ACTIVE: ::c_int = 0x0001;
+pub const SCTP_INACTIVE: ::c_int = 0x0002;
+pub const SCTP_UNCONFIRMED: ::c_int = 0x0200;
+
+pub const SCTP_DATA_UNSENT: ::c_int = 0x0001;
+pub const SCTP_DATA_SENT: ::c_int = 0x0002;
+
+pub const SCTP_PARTIAL_DELIVERY_ABORTED: ::c_int = 0x0001;
+
+pub const SCTP_AUTH_NEW_KEY: ::c_int = 0x0001;
+pub const SCTP_AUTH_NEWKEY: ::c_int = SCTP_AUTH_NEW_KEY;
+pub const SCTP_AUTH_NO_AUTH: ::c_int = 0x0002;
+pub const SCTP_AUTH_FREE_KEY: ::c_int = 0x0003;
+
+pub const SCTP_STREAM_RESET_INCOMING_SSN: ::c_int = 0x0001;
+pub const SCTP_STREAM_RESET_OUTGOING_SSN: ::c_int = 0x0002;
+pub const SCTP_STREAM_RESET_DENIED: ::c_int = 0x0004;
+pub const SCTP_STREAM_RESET_FAILED: ::c_int = 0x0008;
+
+pub const SCTP_ASSOC_RESET_DENIED: ::c_int = 0x0004;
+pub const SCTP_ASSOC_RESET_FAILED: ::c_int = 0x0008;
+
+pub const SCTP_STREAM_CHANGE_DENIED: ::c_int = 0x0004;
+pub const SCTP_STREAM_CHANGE_FAILED: ::c_int = 0x0008;
+
+pub const KENV_DUMP_LOADER: ::c_int = 4;
+pub const KENV_DUMP_STATIC: ::c_int = 5;
+
+pub const RB_PAUSE: ::c_int = 0x100000;
+pub const RB_REROOT: ::c_int = 0x200000;
+pub const RB_POWERCYCLE: ::c_int = 0x400000;
+pub const RB_PROBE: ::c_int = 0x10000000;
+pub const RB_MULTIPLE: ::c_int = 0x20000000;
+
+// sys/time.h
+pub const CLOCK_BOOTTIME: ::clockid_t = ::CLOCK_UPTIME;
+pub const CLOCK_REALTIME_COARSE: ::clockid_t = ::CLOCK_REALTIME_FAST;
+pub const CLOCK_MONOTONIC_COARSE: ::clockid_t = ::CLOCK_MONOTONIC_FAST;
+
+// sys/timerfd.h
+
+pub const TFD_NONBLOCK: ::c_int = ::O_NONBLOCK;
+pub const TFD_CLOEXEC: ::c_int = O_CLOEXEC;
+pub const TFD_TIMER_ABSTIME: ::c_int = 0x01;
+pub const TFD_TIMER_CANCEL_ON_SET: ::c_int = 0x02;
+
+cfg_if! {
+    if #[cfg(libc_const_extern_fn)] {
+        pub const fn MAP_ALIGNED(a: ::c_int) -> ::c_int {
+            a << 24
+        }
+    } else {
+        pub fn MAP_ALIGNED(a: ::c_int) -> ::c_int {
+            a << 24
+        }
+    }
+}
+
+const_fn! {
+    {const} fn _ALIGN(p: usize) -> usize {
+        (p + _ALIGNBYTES) & !_ALIGNBYTES
+    }
+}
+
+f! {
+    pub fn CMSG_DATA(cmsg: *const ::cmsghdr) -> *mut ::c_uchar {
+        (cmsg as *mut ::c_uchar)
+            .offset(_ALIGN(::mem::size_of::<::cmsghdr>()) as isize)
+    }
+
+    pub {const} fn CMSG_LEN(length: ::c_uint) -> ::c_uint {
+        _ALIGN(::mem::size_of::<::cmsghdr>()) as ::c_uint + length
+    }
+
+    pub fn CMSG_NXTHDR(mhdr: *const ::msghdr, cmsg: *const ::cmsghdr)
+        -> *mut ::cmsghdr
+    {
+        if cmsg.is_null() {
+            return ::CMSG_FIRSTHDR(mhdr);
+        };
+        let next = cmsg as usize + _ALIGN((*cmsg).cmsg_len as usize)
+            + _ALIGN(::mem::size_of::<::cmsghdr>());
+        let max = (*mhdr).msg_control as usize
+            + (*mhdr).msg_controllen as usize;
+        if next > max {
+            0 as *mut ::cmsghdr
+        } else {
+            (cmsg as usize + _ALIGN((*cmsg).cmsg_len as usize))
+                as *mut ::cmsghdr
+        }
+    }
+
+    pub {const} fn CMSG_SPACE(length: ::c_uint) -> ::c_uint {
+        (_ALIGN(::mem::size_of::<::cmsghdr>()) + _ALIGN(length as usize))
+            as ::c_uint
+    }
+
+    pub fn MALLOCX_ALIGN(lg: ::c_uint) -> ::c_int {
+        ffsl(lg as ::c_long - 1)
+    }
+
+    pub {const} fn MALLOCX_TCACHE(tc: ::c_int) -> ::c_int {
+        (tc + 2) << 8 as ::c_int
+    }
+
+    pub {const} fn MALLOCX_ARENA(a: ::c_int) -> ::c_int {
+        (a + 1) << 20 as ::c_int
+    }
+
+    pub fn SOCKCREDSIZE(ngrps: usize) -> usize {
+        let ngrps = if ngrps > 0 {
+            ngrps - 1
+        } else {
+            0
+        };
+        ::mem::size_of::<sockcred>() + ::mem::size_of::<::gid_t>() * ngrps
+    }
+
+    pub fn uname(buf: *mut ::utsname) -> ::c_int {
+        __xuname(256, buf as *mut ::c_void)
+    }
+
+    pub fn CPU_ZERO(cpuset: &mut cpuset_t) -> () {
+        for slot in cpuset.__bits.iter_mut() {
+            *slot = 0;
+        }
+    }
+
+    pub fn CPU_FILL(cpuset: &mut cpuset_t) -> () {
+        for slot in cpuset.__bits.iter_mut() {
+            *slot = !0;
+        }
+    }
+
+    pub fn CPU_SET(cpu: usize, cpuset: &mut cpuset_t) -> () {
+        let bitset_bits = 8 * ::mem::size_of::<::c_long>();
+        let (idx, offset) = (cpu / bitset_bits, cpu % bitset_bits);
+        cpuset.__bits[idx] |= 1 << offset;
+        ()
+    }
+
+    pub fn CPU_CLR(cpu: usize, cpuset: &mut cpuset_t) -> () {
+        let bitset_bits = 8 * ::mem::size_of::<::c_long>();
+        let (idx, offset) = (cpu / bitset_bits, cpu % bitset_bits);
+        cpuset.__bits[idx] &= !(1 << offset);
+        ()
+    }
+
+    pub fn CPU_ISSET(cpu: usize, cpuset: &cpuset_t) -> bool {
+        let bitset_bits = 8 * ::mem::size_of::<::c_long>();
+        let (idx, offset) = (cpu / bitset_bits, cpu % bitset_bits);
+        0 != cpuset.__bits[idx] & (1 << offset)
+    }
+
+    pub fn CPU_COUNT(cpuset: &cpuset_t) -> ::c_int {
+        let mut s: u32 = 0;
+        let cpuset_size = ::mem::size_of::<cpuset_t>();
+        let bitset_size = ::mem::size_of::<::c_long>();
+
+        for i in cpuset.__bits[..(cpuset_size / bitset_size)].iter() {
+            s += i.count_ones();
+        };
+        s as ::c_int
+    }
+
+    pub fn SOCKCRED2SIZE(ngrps: usize) -> usize {
+        let ngrps = if ngrps > 0 {
+            ngrps - 1
+        } else {
+            0
+        };
+        ::mem::size_of::<sockcred2>() + ::mem::size_of::<::gid_t>() * ngrps
+    }
+
+    pub fn PROT_MAX(x: ::c_int) -> ::c_int {
+        x << 16
+    }
+
+    pub fn PROT_MAX_EXTRACT(x: ::c_int) -> ::c_int {
+        (x >> 16) & (::PROT_READ | ::PROT_WRITE | ::PROT_EXEC)
+    }
+}
+
+safe_f! {
+    pub {const} fn WIFSIGNALED(status: ::c_int) -> bool {
+        (status & 0o177) != 0o177 && (status & 0o177) != 0 && status != 0x13
+    }
+
+    pub {const} fn INVALID_SINFO_FLAG(x: ::c_int) -> bool {
+        (x) & 0xfffffff0 & !(SCTP_EOF | SCTP_ABORT | SCTP_UNORDERED |
+        SCTP_ADDR_OVER | SCTP_SENDALL | SCTP_EOR | SCTP_SACK_IMMEDIATELY) != 0
+    }
+
+    pub {const} fn PR_SCTP_POLICY(x: ::c_int) -> ::c_int {
+        x & 0x0f
+    }
+
+    pub {const} fn PR_SCTP_ENABLED(x: ::c_int) -> bool {
+        PR_SCTP_POLICY(x) != SCTP_PR_SCTP_NONE && PR_SCTP_POLICY(x) != SCTP_PR_SCTP_ALL
+    }
+
+    pub {const} fn PR_SCTP_TTL_ENABLED(x: ::c_int) -> bool {
+        PR_SCTP_POLICY(x) == SCTP_PR_SCTP_TTL
+    }
+
+    pub {const} fn PR_SCTP_BUF_ENABLED(x: ::c_int) -> bool {
+        PR_SCTP_POLICY(x) == SCTP_PR_SCTP_BUF
+    }
+
+    pub {const} fn PR_SCTP_RTX_ENABLED(x: ::c_int) -> bool {
+        PR_SCTP_POLICY(x) == SCTP_PR_SCTP_RTX
+    }
+
+    pub {const} fn PR_SCTP_INVALID_POLICY(x: ::c_int) -> bool {
+        PR_SCTP_POLICY(x) > SCTP_PR_SCTP_MAX
+    }
+
+    pub {const} fn PR_SCTP_VALID_POLICY(x: ::c_int) -> bool {
+        PR_SCTP_POLICY(x) <= SCTP_PR_SCTP_MAX
+    }
+}
+
+cfg_if! {
+    if #[cfg(not(any(freebsd10, freebsd11)))] {
+        extern "C" {
+            pub fn fhlink(fhp: *mut fhandle_t, to: *const ::c_char) -> ::c_int;
+            pub fn fhlinkat(fhp: *mut fhandle_t, tofd: ::c_int, to: *const ::c_char) -> ::c_int;
+            pub fn fhreadlink(
+                fhp: *mut fhandle_t,
+                buf: *mut ::c_char,
+                bufsize: ::size_t,
+            ) -> ::c_int;
+            pub fn getfhat(
+                fd: ::c_int,
+                path: *mut ::c_char,
+                fhp: *mut fhandle,
+                flag: ::c_int,
+            ) -> ::c_int;
+        }
+    }
+}
+
+extern "C" {
+    #[cfg_attr(doc, doc(alias = "__errno_location"))]
+    #[cfg_attr(doc, doc(alias = "errno"))]
+    pub fn __error() -> *mut ::c_int;
+
+    pub fn aio_cancel(fd: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_error(aiocbp: *const aiocb) -> ::c_int;
+    pub fn aio_fsync(op: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_read(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_readv(aiocbp: *mut ::aiocb) -> ::c_int;
+    pub fn aio_return(aiocbp: *mut aiocb) -> ::ssize_t;
+    pub fn aio_suspend(
+        aiocb_list: *const *const aiocb,
+        nitems: ::c_int,
+        timeout: *const ::timespec,
+    ) -> ::c_int;
+    pub fn aio_write(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_writev(aiocbp: *mut ::aiocb) -> ::c_int;
+
+    pub fn copy_file_range(
+        infd: ::c_int,
+        inoffp: *mut ::off_t,
+        outfd: ::c_int,
+        outoffp: *mut ::off_t,
+        len: ::size_t,
+        flags: ::c_uint,
+    ) -> ::ssize_t;
+
+    pub fn devname_r(
+        dev: ::dev_t,
+        mode: ::mode_t,
+        buf: *mut ::c_char,
+        len: ::c_int,
+    ) -> *mut ::c_char;
+
+    pub fn extattr_delete_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_delete_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_delete_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_get_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_get_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_get_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_list_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_list_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_list_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_set_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *const ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_set_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *const ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_set_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *const ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+
+    pub fn fspacectl(
+        fd: ::c_int,
+        cmd: ::c_int,
+        rqsr: *const spacectl_range,
+        flags: ::c_int,
+        rmsr: *mut spacectl_range,
+    ) -> ::c_int;
+
+    pub fn jail(jail: *mut ::jail) -> ::c_int;
+    pub fn jail_attach(jid: ::c_int) -> ::c_int;
+    pub fn jail_remove(jid: ::c_int) -> ::c_int;
+    pub fn jail_get(iov: *mut ::iovec, niov: ::c_uint, flags: ::c_int) -> ::c_int;
+    pub fn jail_set(iov: *mut ::iovec, niov: ::c_uint, flags: ::c_int) -> ::c_int;
+
+    pub fn lio_listio(
+        mode: ::c_int,
+        aiocb_list: *const *mut aiocb,
+        nitems: ::c_int,
+        sevp: *mut sigevent,
+    ) -> ::c_int;
+
+    pub fn mkostemp(template: *mut ::c_char, flags: ::c_int) -> ::c_int;
+    pub fn mkostemps(template: *mut ::c_char, suffixlen: ::c_int, flags: ::c_int) -> ::c_int;
+
+    pub fn getutxuser(user: *const ::c_char) -> *mut utmpx;
+    pub fn setutxdb(_type: ::c_int, file: *const ::c_char) -> ::c_int;
+
+    pub fn aio_waitcomplete(iocbp: *mut *mut aiocb, timeout: *mut ::timespec) -> ::ssize_t;
+    pub fn mq_getfd_np(mqd: ::mqd_t) -> ::c_int;
+
+    pub fn waitid(
+        idtype: idtype_t,
+        id: ::id_t,
+        infop: *mut ::siginfo_t,
+        options: ::c_int,
+    ) -> ::c_int;
+    pub fn ptsname_r(fd: ::c_int, buf: *mut ::c_char, buflen: ::size_t) -> ::c_int;
+
+    pub fn ftok(pathname: *const ::c_char, proj_id: ::c_int) -> ::key_t;
+    pub fn shmget(key: ::key_t, size: ::size_t, shmflg: ::c_int) -> ::c_int;
+    pub fn shmat(shmid: ::c_int, shmaddr: *const ::c_void, shmflg: ::c_int) -> *mut ::c_void;
+    pub fn shmdt(shmaddr: *const ::c_void) -> ::c_int;
+    pub fn shmctl(shmid: ::c_int, cmd: ::c_int, buf: *mut ::shmid_ds) -> ::c_int;
+    pub fn semget(key: ::key_t, nsems: ::c_int, semflg: ::c_int) -> ::c_int;
+    pub fn semctl(semid: ::c_int, semnum: ::c_int, cmd: ::c_int, ...) -> ::c_int;
+    pub fn semop(semid: ::c_int, sops: *mut sembuf, nsops: ::size_t) -> ::c_int;
+    pub fn msgctl(msqid: ::c_int, cmd: ::c_int, buf: *mut ::msqid_ds) -> ::c_int;
+    pub fn msgget(key: ::key_t, msgflg: ::c_int) -> ::c_int;
+    pub fn msgsnd(
+        msqid: ::c_int,
+        msgp: *const ::c_void,
+        msgsz: ::size_t,
+        msgflg: ::c_int,
+    ) -> ::c_int;
+    pub fn cfmakesane(termios: *mut ::termios);
+
+    pub fn pdfork(fdp: *mut ::c_int, flags: ::c_int) -> ::pid_t;
+    pub fn pdgetpid(fd: ::c_int, pidp: *mut ::pid_t) -> ::c_int;
+    pub fn pdkill(fd: ::c_int, signum: ::c_int) -> ::c_int;
+
+    pub fn rtprio_thread(function: ::c_int, lwpid: ::lwpid_t, rtp: *mut super::rtprio) -> ::c_int;
+
+    pub fn posix_spawn(
+        pid: *mut ::pid_t,
+        path: *const ::c_char,
+        file_actions: *const ::posix_spawn_file_actions_t,
+        attrp: *const ::posix_spawnattr_t,
+        argv: *const *mut ::c_char,
+        envp: *const *mut ::c_char,
+    ) -> ::c_int;
+    pub fn posix_spawnp(
+        pid: *mut ::pid_t,
+        file: *const ::c_char,
+        file_actions: *const ::posix_spawn_file_actions_t,
+        attrp: *const ::posix_spawnattr_t,
+        argv: *const *mut ::c_char,
+        envp: *const *mut ::c_char,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_init(attr: *mut posix_spawnattr_t) -> ::c_int;
+    pub fn posix_spawnattr_destroy(attr: *mut posix_spawnattr_t) -> ::c_int;
+    pub fn posix_spawnattr_getsigdefault(
+        attr: *const posix_spawnattr_t,
+        default: *mut ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setsigdefault(
+        attr: *mut posix_spawnattr_t,
+        default: *const ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getsigmask(
+        attr: *const posix_spawnattr_t,
+        default: *mut ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setsigmask(
+        attr: *mut posix_spawnattr_t,
+        default: *const ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getflags(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::c_short,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setflags(attr: *mut posix_spawnattr_t, flags: ::c_short) -> ::c_int;
+    pub fn posix_spawnattr_getpgroup(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::pid_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setpgroup(attr: *mut posix_spawnattr_t, flags: ::pid_t) -> ::c_int;
+    pub fn posix_spawnattr_getschedpolicy(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setschedpolicy(attr: *mut posix_spawnattr_t, flags: ::c_int) -> ::c_int;
+    pub fn posix_spawnattr_getschedparam(
+        attr: *const posix_spawnattr_t,
+        param: *mut ::sched_param,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setschedparam(
+        attr: *mut posix_spawnattr_t,
+        param: *const ::sched_param,
+    ) -> ::c_int;
+
+    pub fn posix_spawn_file_actions_init(actions: *mut posix_spawn_file_actions_t) -> ::c_int;
+    pub fn posix_spawn_file_actions_destroy(actions: *mut posix_spawn_file_actions_t) -> ::c_int;
+    pub fn posix_spawn_file_actions_addopen(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: ::c_int,
+        path: *const ::c_char,
+        oflag: ::c_int,
+        mode: ::mode_t,
+    ) -> ::c_int;
+    pub fn posix_spawn_file_actions_addclose(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: ::c_int,
+    ) -> ::c_int;
+    pub fn posix_spawn_file_actions_adddup2(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: ::c_int,
+        newfd: ::c_int,
+    ) -> ::c_int;
+
+    pub fn uuidgen(store: *mut uuid, count: ::c_int) -> ::c_int;
+
+    pub fn thr_kill(id: ::c_long, sig: ::c_int) -> ::c_int;
+    pub fn thr_kill2(pid: ::pid_t, id: ::c_long, sig: ::c_int) -> ::c_int;
+    pub fn thr_self(tid: *mut ::c_long) -> ::c_int;
+    pub fn pthread_getthreadid_np() -> ::c_int;
+    pub fn pthread_getaffinity_np(
+        td: ::pthread_t,
+        cpusetsize: ::size_t,
+        cpusetp: *mut cpuset_t,
+    ) -> ::c_int;
+    pub fn pthread_setaffinity_np(
+        td: ::pthread_t,
+        cpusetsize: ::size_t,
+        cpusetp: *const cpuset_t,
+    ) -> ::c_int;
+
+    // sched.h linux compatibility api
+    pub fn sched_getaffinity(pid: ::pid_t, cpusetsz: ::size_t, cpuset: *mut ::cpuset_t) -> ::c_int;
+    pub fn sched_setaffinity(
+        pid: ::pid_t,
+        cpusetsz: ::size_t,
+        cpuset: *const ::cpuset_t,
+    ) -> ::c_int;
+    pub fn sched_getcpu() -> ::c_int;
+
+    pub fn pthread_mutex_consistent(mutex: *mut ::pthread_mutex_t) -> ::c_int;
+
+    pub fn pthread_mutexattr_getrobust(
+        attr: *mut ::pthread_mutexattr_t,
+        robust: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_mutexattr_setrobust(
+        attr: *mut ::pthread_mutexattr_t,
+        robust: ::c_int,
+    ) -> ::c_int;
+
+    pub fn pthread_spin_init(lock: *mut pthread_spinlock_t, pshared: ::c_int) -> ::c_int;
+    pub fn pthread_spin_destroy(lock: *mut pthread_spinlock_t) -> ::c_int;
+    pub fn pthread_spin_lock(lock: *mut pthread_spinlock_t) -> ::c_int;
+    pub fn pthread_spin_trylock(lock: *mut pthread_spinlock_t) -> ::c_int;
+    pub fn pthread_spin_unlock(lock: *mut pthread_spinlock_t) -> ::c_int;
+
+    #[cfg_attr(all(target_os = "freebsd", freebsd11), link_name = "statfs@FBSD_1.0")]
+    pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
+    #[cfg_attr(all(target_os = "freebsd", freebsd11), link_name = "fstatfs@FBSD_1.0")]
+    pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::c_int;
+
+    pub fn dup3(src: ::c_int, dst: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn __xuname(nmln: ::c_int, buf: *mut ::c_void) -> ::c_int;
+
+    pub fn sendmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::size_t,
+        flags: ::c_int,
+    ) -> ::ssize_t;
+    pub fn recvmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::size_t,
+        flags: ::c_int,
+        timeout: *const ::timespec,
+    ) -> ::ssize_t;
+    pub fn memmem(
+        haystack: *const ::c_void,
+        haystacklen: ::size_t,
+        needle: *const ::c_void,
+        needlelen: ::size_t,
+    ) -> *mut ::c_void;
+
+    pub fn fhopen(fhp: *const fhandle_t, flags: ::c_int) -> ::c_int;
+    pub fn fhstat(fhp: *const fhandle, buf: *mut ::stat) -> ::c_int;
+    pub fn fhstatfs(fhp: *const fhandle_t, buf: *mut ::statfs) -> ::c_int;
+    pub fn getfh(path: *const ::c_char, fhp: *mut fhandle_t) -> ::c_int;
+    pub fn lgetfh(path: *const ::c_char, fhp: *mut fhandle_t) -> ::c_int;
+    pub fn getfsstat(buf: *mut ::statfs, bufsize: ::c_long, mode: ::c_int) -> ::c_int;
+    #[cfg_attr(
+        all(target_os = "freebsd", freebsd11),
+        link_name = "getmntinfo@FBSD_1.0"
+    )]
+    pub fn getmntinfo(mntbufp: *mut *mut ::statfs, mode: ::c_int) -> ::c_int;
+    pub fn mount(
+        type_: *const ::c_char,
+        dir: *const ::c_char,
+        flags: ::c_int,
+        data: *mut ::c_void,
+    ) -> ::c_int;
+    pub fn nmount(iov: *mut ::iovec, niov: ::c_uint, flags: ::c_int) -> ::c_int;
+
+    pub fn setproctitle(fmt: *const ::c_char, ...);
+    pub fn rfork(flags: ::c_int) -> ::c_int;
+    pub fn cpuset_getaffinity(
+        level: cpulevel_t,
+        which: cpuwhich_t,
+        id: ::id_t,
+        setsize: ::size_t,
+        mask: *mut cpuset_t,
+    ) -> ::c_int;
+    pub fn cpuset_setaffinity(
+        level: cpulevel_t,
+        which: cpuwhich_t,
+        id: ::id_t,
+        setsize: ::size_t,
+        mask: *const cpuset_t,
+    ) -> ::c_int;
+    pub fn cpuset(setid: *mut ::cpusetid_t) -> ::c_int;
+    pub fn cpuset_getid(
+        level: cpulevel_t,
+        which: cpuwhich_t,
+        id: ::id_t,
+        setid: *mut ::cpusetid_t,
+    ) -> ::c_int;
+    pub fn cpuset_setid(which: cpuwhich_t, id: ::id_t, setid: ::cpusetid_t) -> ::c_int;
+    pub fn cap_enter() -> ::c_int;
+    pub fn cap_getmode(modep: *mut ::c_uint) -> ::c_int;
+    pub fn cap_fcntls_get(fd: ::c_int, fcntlrightsp: *mut u32) -> ::c_int;
+    pub fn cap_fcntls_limit(fd: ::c_int, fcntlrights: u32) -> ::c_int;
+    pub fn cap_ioctls_get(fd: ::c_int, cmds: *mut u_long, maxcmds: usize) -> isize;
+    pub fn cap_ioctls_limit(fd: ::c_int, cmds: *const u_long, ncmds: usize) -> ::c_int;
+    pub fn __cap_rights_init(version: ::c_int, rights: *mut cap_rights_t, ...)
+        -> *mut cap_rights_t;
+    pub fn __cap_rights_get(version: ::c_int, fd: ::c_int, rightsp: *mut cap_rights_t) -> ::c_int;
+    pub fn __cap_rights_set(rights: *mut cap_rights_t, ...) -> *mut cap_rights_t;
+    pub fn __cap_rights_clear(rights: *mut cap_rights_t, ...) -> *mut cap_rights_t;
+    pub fn __cap_rights_is_set(rights: *const cap_rights_t, ...) -> bool;
+    pub fn cap_rights_is_valid(rights: *const cap_rights_t) -> bool;
+    pub fn cap_rights_limit(fd: ::c_int, rights: *const cap_rights_t) -> ::c_int;
+    pub fn cap_rights_merge(dst: *mut cap_rights_t, src: *const cap_rights_t) -> *mut cap_rights_t;
+    pub fn cap_rights_remove(dst: *mut cap_rights_t, src: *const cap_rights_t)
+        -> *mut cap_rights_t;
+    pub fn cap_rights_contains(big: *const cap_rights_t, little: *const cap_rights_t) -> bool;
+    pub fn cap_sandboxed() -> bool;
+
+    pub fn reallocarray(ptr: *mut ::c_void, nmemb: ::size_t, size: ::size_t) -> *mut ::c_void;
+
+    pub fn ffs(value: ::c_int) -> ::c_int;
+    pub fn ffsl(value: ::c_long) -> ::c_int;
+    pub fn ffsll(value: ::c_longlong) -> ::c_int;
+    pub fn fls(value: ::c_int) -> ::c_int;
+    pub fn flsl(value: ::c_long) -> ::c_int;
+    pub fn flsll(value: ::c_longlong) -> ::c_int;
+    pub fn malloc_stats_print(
+        write_cb: unsafe extern "C" fn(*mut ::c_void, *const ::c_char),
+        cbopaque: *mut ::c_void,
+        opt: *const ::c_char,
+    );
+    pub fn mallctl(
+        name: *const ::c_char,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+    pub fn mallctlnametomib(
+        name: *const ::c_char,
+        mibp: *mut ::size_t,
+        miplen: *mut ::size_t,
+    ) -> ::c_int;
+    pub fn mallctlbymib(
+        mib: *const ::size_t,
+        mible: ::size_t,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+    pub fn mallocx(size: ::size_t, flags: ::c_int) -> *mut ::c_void;
+    pub fn rallocx(ptr: *mut ::c_void, size: ::size_t, flags: ::c_int) -> *mut ::c_void;
+    pub fn xallocx(ptr: *mut ::c_void, size: ::size_t, extra: ::size_t, flags: ::c_int)
+        -> ::size_t;
+    pub fn sallocx(ptr: *const ::c_void, flags: ::c_int) -> ::size_t;
+    pub fn dallocx(ptr: *mut ::c_void, flags: ::c_int);
+    pub fn sdallocx(ptr: *mut ::c_void, size: ::size_t, flags: ::c_int);
+    pub fn nallocx(size: ::size_t, flags: ::c_int) -> ::size_t;
+
+    pub fn procctl(idtype: ::idtype_t, id: ::id_t, cmd: ::c_int, data: *mut ::c_void) -> ::c_int;
+
+    pub fn getpagesize() -> ::c_int;
+    pub fn getpagesizes(pagesize: *mut ::size_t, nelem: ::c_int) -> ::c_int;
+
+    pub fn clock_getcpuclockid2(arg1: ::id_t, arg2: ::c_int, arg3: *mut clockid_t) -> ::c_int;
+    pub fn strchrnul(s: *const ::c_char, c: ::c_int) -> *mut ::c_char;
+
+    pub fn shm_create_largepage(
+        path: *const ::c_char,
+        flags: ::c_int,
+        psind: ::c_int,
+        alloc_policy: ::c_int,
+        mode: ::mode_t,
+    ) -> ::c_int;
+    pub fn shm_rename(
+        path_from: *const ::c_char,
+        path_to: *const ::c_char,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn memfd_create(name: *const ::c_char, flags: ::c_uint) -> ::c_int;
+    pub fn setaudit(auditinfo: *const auditinfo_t) -> ::c_int;
+
+    pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
+    pub fn eventfd_read(fd: ::c_int, value: *mut eventfd_t) -> ::c_int;
+    pub fn eventfd_write(fd: ::c_int, value: eventfd_t) -> ::c_int;
+
+    pub fn fdatasync(fd: ::c_int) -> ::c_int;
+
+    pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
+    pub fn getentropy(buf: *mut ::c_void, buflen: ::size_t) -> ::c_int;
+    pub fn elf_aux_info(aux: ::c_int, buf: *mut ::c_void, buflen: ::c_int) -> ::c_int;
+    pub fn setproctitle_fast(fmt: *const ::c_char, ...);
+    pub fn timingsafe_bcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
+    pub fn timingsafe_memcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
+
+    pub fn _umtx_op(
+        obj: *mut ::c_void,
+        op: ::c_int,
+        val: ::c_ulong,
+        uaddr: *mut ::c_void,
+        uaddr2: *mut ::c_void,
+    ) -> ::c_int;
+
+    pub fn sctp_peeloff(s: ::c_int, id: ::sctp_assoc_t) -> ::c_int;
+    pub fn sctp_bindx(s: ::c_int, addrs: *mut ::sockaddr, num: ::c_int, tpe: ::c_int) -> ::c_int;
+    pub fn sctp_connectx(
+        s: ::c_int,
+        addrs: *const ::sockaddr,
+        addrcnt: ::c_int,
+        id: *mut ::sctp_assoc_t,
+    ) -> ::c_int;
+    pub fn sctp_getaddrlen(family: ::sa_family_t) -> ::c_int;
+    pub fn sctp_getpaddrs(
+        s: ::c_int,
+        asocid: ::sctp_assoc_t,
+        addrs: *mut *mut ::sockaddr,
+    ) -> ::c_int;
+    pub fn sctp_freepaddrs(addrs: *mut ::sockaddr);
+    pub fn sctp_getladdrs(
+        s: ::c_int,
+        asocid: ::sctp_assoc_t,
+        addrs: *mut *mut ::sockaddr,
+    ) -> ::c_int;
+    pub fn sctp_freeladdrs(addrs: *mut ::sockaddr);
+    pub fn sctp_opt_info(
+        s: ::c_int,
+        id: ::sctp_assoc_t,
+        opt: ::c_int,
+        arg: *mut ::c_void,
+        size: *mut ::socklen_t,
+    ) -> ::c_int;
+    pub fn sctp_sendv(
+        sd: ::c_int,
+        iov: *const ::iovec,
+        iovcnt: ::c_int,
+        addrs: *mut ::sockaddr,
+        addrcnt: ::c_int,
+        info: *mut ::c_void,
+        infolen: ::socklen_t,
+        infotype: ::c_uint,
+        flags: ::c_int,
+    ) -> ::ssize_t;
+    pub fn sctp_recvv(
+        sd: ::c_int,
+        iov: *const ::iovec,
+        iovcnt: ::c_int,
+        from: *mut ::sockaddr,
+        fromlen: *mut ::socklen_t,
+        info: *mut ::c_void,
+        infolen: *mut ::socklen_t,
+        infotype: *mut ::c_uint,
+        flags: *mut ::c_int,
+    ) -> ::ssize_t;
+
+    pub fn timerfd_create(clockid: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn timerfd_gettime(fd: ::c_int, curr_value: *mut itimerspec) -> ::c_int;
+    pub fn timerfd_settime(
+        fd: ::c_int,
+        flags: ::c_int,
+        new_value: *const itimerspec,
+        old_value: *mut itimerspec,
+    ) -> ::c_int;
+    pub fn closefrom(lowfd: ::c_int);
+    pub fn close_range(lowfd: ::c_uint, highfd: ::c_uint, flags: ::c_int) -> ::c_int;
+}
+
+#[link(name = "memstat")]
+extern "C" {
+    pub fn memstat_strerror(error: ::c_int) -> *const ::c_char;
+    pub fn memstat_mtl_alloc() -> *mut memory_type_list;
+    pub fn memstat_mtl_first(list: *mut memory_type_list) -> *mut memory_type;
+    pub fn memstat_mtl_next(mtp: *mut memory_type) -> *mut memory_type;
+    pub fn memstat_mtl_find(
+        list: *mut memory_type_list,
+        allocator: ::c_int,
+        name: *const ::c_char,
+    ) -> *mut memory_type;
+    pub fn memstat_mtl_free(list: *mut memory_type_list);
+    pub fn memstat_mtl_geterror(list: *mut memory_type_list) -> ::c_int;
+    pub fn memstat_get_name(mtp: *const memory_type) -> *const ::c_char;
+}
+
+#[link(name = "kvm")]
+extern "C" {
+    pub fn kvm_dpcpu_setcpu(kd: *mut ::kvm_t, cpu: ::c_uint) -> ::c_int;
+    pub fn kvm_getargv(kd: *mut ::kvm_t, p: *const kinfo_proc, nchr: ::c_int)
+        -> *mut *mut ::c_char;
+    pub fn kvm_getcptime(kd: *mut ::kvm_t, cp_time: *mut ::c_long) -> ::c_int;
+    pub fn kvm_getenvv(kd: *mut ::kvm_t, p: *const kinfo_proc, nchr: ::c_int)
+        -> *mut *mut ::c_char;
+    pub fn kvm_geterr(kd: *mut ::kvm_t) -> *mut ::c_char;
+    pub fn kvm_getmaxcpu(kd: *mut ::kvm_t) -> ::c_int;
+    pub fn kvm_getncpus(kd: *mut ::kvm_t) -> ::c_int;
+    pub fn kvm_getpcpu(kd: *mut ::kvm_t, cpu: ::c_int) -> *mut ::c_void;
+    pub fn kvm_counter_u64_fetch(kd: *mut ::kvm_t, base: ::c_ulong) -> u64;
+    pub fn kvm_getswapinfo(
+        kd: *mut ::kvm_t,
+        info: *mut kvm_swap,
+        maxswap: ::c_int,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn kvm_native(kd: *mut ::kvm_t) -> ::c_int;
+    pub fn kvm_nlist(kd: *mut ::kvm_t, nl: *mut nlist) -> ::c_int;
+    pub fn kvm_nlist2(kd: *mut ::kvm_t, nl: *mut kvm_nlist) -> ::c_int;
+    pub fn kvm_read_zpcpu(
+        kd: *mut ::kvm_t,
+        base: ::c_ulong,
+        buf: *mut ::c_void,
+        size: ::size_t,
+        cpu: ::c_int,
+    ) -> ::ssize_t;
+    pub fn kvm_read2(
+        kd: *mut ::kvm_t,
+        addr: kvaddr_t,
+        buf: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+}
+
+#[link(name = "util")]
+extern "C" {
+    pub fn extattr_namespace_to_string(
+        attrnamespace: ::c_int,
+        string: *mut *mut ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_string_to_namespace(
+        string: *const ::c_char,
+        attrnamespace: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn realhostname(host: *mut ::c_char, hsize: ::size_t, ip: *const ::in_addr) -> ::c_int;
+    pub fn realhostname_sa(
+        host: *mut ::c_char,
+        hsize: ::size_t,
+        addr: *mut ::sockaddr,
+        addrlen: ::c_int,
+    ) -> ::c_int;
+
+    pub fn kld_isloaded(name: *const ::c_char) -> ::c_int;
+    pub fn kld_load(name: *const ::c_char) -> ::c_int;
+
+    pub fn kinfo_getvmmap(pid: ::pid_t, cntp: *mut ::c_int) -> *mut kinfo_vmentry;
+
+    pub fn hexdump(ptr: *const ::c_void, length: ::c_int, hdr: *const ::c_char, flags: ::c_int);
+    pub fn humanize_number(
+        buf: *mut ::c_char,
+        len: ::size_t,
+        number: i64,
+        suffix: *const ::c_char,
+        scale: ::c_int,
+        flags: ::c_int,
+    ) -> ::c_int;
+
+    pub fn flopen(path: *const ::c_char, flags: ::c_int, ...) -> ::c_int;
+    pub fn flopenat(fd: ::c_int, path: *const ::c_char, flags: ::c_int, ...) -> ::c_int;
+
+    pub fn getlocalbase() -> *const ::c_char;
+
+    pub fn pidfile_open(
+        path: *const ::c_char,
+        mode: ::mode_t,
+        pidptr: *mut ::pid_t,
+    ) -> *mut ::pidfh;
+    pub fn pidfile_write(path: *mut ::pidfh) -> ::c_int;
+    pub fn pidfile_close(path: *mut ::pidfh) -> ::c_int;
+    pub fn pidfile_remove(path: *mut ::pidfh) -> ::c_int;
+    pub fn pidfile_fileno(path: *const ::pidfh) -> ::c_int;
+    // FIXME: pidfile_signal in due time (both manpage present and updated image snapshot)
+}
+
+#[link(name = "procstat")]
+extern "C" {
+    pub fn procstat_open_sysctl() -> *mut procstat;
+    pub fn procstat_getfiles(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        mmapped: ::c_int,
+    ) -> *mut filestat_list;
+    pub fn procstat_freefiles(procstat: *mut procstat, head: *mut filestat_list);
+    pub fn procstat_getprocs(
+        procstat: *mut procstat,
+        what: ::c_int,
+        arg: ::c_int,
+        count: *mut ::c_uint,
+    ) -> *mut kinfo_proc;
+    pub fn procstat_freeprocs(procstat: *mut procstat, p: *mut kinfo_proc);
+    pub fn procstat_getvmmap(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        count: *mut ::c_uint,
+    ) -> *mut kinfo_vmentry;
+    pub fn procstat_freevmmap(procstat: *mut procstat, vmmap: *mut kinfo_vmentry);
+    pub fn procstat_close(procstat: *mut procstat);
+    pub fn procstat_freeargv(procstat: *mut procstat);
+    pub fn procstat_freeenvv(procstat: *mut procstat);
+    pub fn procstat_freegroups(procstat: *mut procstat, groups: *mut ::gid_t);
+    pub fn procstat_freeptlwpinfo(procstat: *mut procstat, pl: *mut ptrace_lwpinfo);
+    pub fn procstat_getargv(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        nchr: ::size_t,
+    ) -> *mut *mut ::c_char;
+    pub fn procstat_getenvv(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        nchr: ::size_t,
+    ) -> *mut *mut ::c_char;
+    pub fn procstat_getgroups(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        count: *mut ::c_uint,
+    ) -> *mut ::gid_t;
+    pub fn procstat_getosrel(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        osrelp: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn procstat_getpathname(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        pathname: *mut ::c_char,
+        maxlen: ::size_t,
+    ) -> ::c_int;
+    pub fn procstat_getrlimit(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        which: ::c_int,
+        rlimit: *mut ::rlimit,
+    ) -> ::c_int;
+    pub fn procstat_getumask(
+        procstat: *mut procstat,
+        kp: *mut kinfo_proc,
+        maskp: *mut ::c_ushort,
+    ) -> ::c_int;
+    pub fn procstat_open_core(filename: *const ::c_char) -> *mut procstat;
+    pub fn procstat_open_kvm(nlistf: *const ::c_char, memf: *const ::c_char) -> *mut procstat;
+    pub fn procstat_get_socket_info(
+        proc_: *mut procstat,
+        fst: *mut filestat,
+        sock: *mut sockstat,
+        errbuf: *mut ::c_char,
+    ) -> ::c_int;
+    pub fn procstat_get_vnode_info(
+        proc_: *mut procstat,
+        fst: *mut filestat,
+        vn: *mut vnstat,
+        errbuf: *mut ::c_char,
+    ) -> ::c_int;
+    pub fn procstat_get_pts_info(
+        proc_: *mut procstat,
+        fst: *mut filestat,
+        pts: *mut ptsstat,
+        errbuf: *mut ::c_char,
+    ) -> ::c_int;
+    pub fn procstat_get_shm_info(
+        proc_: *mut procstat,
+        fst: *mut filestat,
+        shm: *mut shmstat,
+        errbuf: *mut ::c_char,
+    ) -> ::c_int;
+}
+
+#[link(name = "rt")]
+extern "C" {
+    pub fn timer_create(clock_id: clockid_t, evp: *mut sigevent, timerid: *mut timer_t) -> ::c_int;
+    pub fn timer_delete(timerid: timer_t) -> ::c_int;
+    pub fn timer_getoverrun(timerid: timer_t) -> ::c_int;
+    pub fn timer_gettime(timerid: timer_t, value: *mut itimerspec) -> ::c_int;
+    pub fn timer_settime(
+        timerid: timer_t,
+        flags: ::c_int,
+        value: *const itimerspec,
+        ovalue: *mut itimerspec,
+    ) -> ::c_int;
+}
+
+#[link(name = "devstat")]
+extern "C" {
+    pub fn devstat_getnumdevs(kd: *mut ::kvm_t) -> ::c_int;
+    pub fn devstat_getgeneration(kd: *mut ::kvm_t) -> ::c_long;
+    pub fn devstat_getversion(kd: *mut ::kvm_t) -> ::c_int;
+    pub fn devstat_checkversion(kd: *mut ::kvm_t) -> ::c_int;
+    pub fn devstat_selectdevs(
+        dev_select: *mut *mut device_selection,
+        num_selected: *mut ::c_int,
+        num_selections: *mut ::c_int,
+        select_generation: *mut ::c_long,
+        current_generation: ::c_long,
+        devices: *mut devstat,
+        numdevs: ::c_int,
+        matches: *mut devstat_match,
+        num_matches: ::c_int,
+        dev_selections: *mut *mut ::c_char,
+        num_dev_selections: ::c_int,
+        select_mode: devstat_select_mode,
+        maxshowdevs: ::c_int,
+        perf_select: ::c_int,
+    ) -> ::c_int;
+    pub fn devstat_buildmatch(
+        match_str: *mut ::c_char,
+        matches: *mut *mut devstat_match,
+        num_matches: *mut ::c_int,
+    ) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(freebsd15)] {
+        mod freebsd15;
+        pub use self::freebsd15::*;
+    } else if #[cfg(freebsd14)] {
+        mod freebsd14;
+        pub use self::freebsd14::*;
+    } else if #[cfg(freebsd13)] {
+        mod freebsd13;
+        pub use self::freebsd13::*;
+    } else if #[cfg(freebsd12)] {
+        mod freebsd12;
+        pub use self::freebsd12::*;
+    } else if #[cfg(any(freebsd10, freebsd11))] {
+        mod freebsd11;
+        pub use self::freebsd11::*;
+    } else {
+        // Unknown freebsd version
+    }
+}
+
+cfg_if! {
+    if #[cfg(target_arch = "x86")] {
+        mod x86;
+        pub use self::x86::*;
+    } else if #[cfg(target_arch = "x86_64")] {
+        mod x86_64;
+        pub use self::x86_64::*;
+    } else if #[cfg(target_arch = "aarch64")] {
+        mod aarch64;
+        pub use self::aarch64::*;
+    } else if #[cfg(target_arch = "arm")] {
+        mod arm;
+        pub use self::arm::*;
+    } else if #[cfg(target_arch = "powerpc64")] {
+        mod powerpc64;
+        pub use self::powerpc64::*;
+    } else if #[cfg(target_arch = "powerpc")] {
+        mod powerpc;
+        pub use self::powerpc::*;
+    } else if #[cfg(target_arch = "riscv64")] {
+        mod riscv64;
+        pub use self::riscv64::*;
+    } else {
+        // Unknown target_arch
+    }
+}