diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index a86d1f6a8d81f..dbf8b6e5fd43b 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -954,8 +954,6 @@ pub const FD_SETSIZE: usize = 1024;
 
 pub const ST_NOSUID: ::c_ulong = 2;
 
-pub const HW_AVAILCPU: ::c_int = 25;
-
 pub const EVFILT_AIO: ::int16_t = 0xfffd;
 pub const EVFILT_PROC: ::int16_t = 0xfffb;
 pub const EVFILT_READ: ::int16_t = 0xffff;
@@ -1036,6 +1034,210 @@ pub const LOG_RAS: ::c_int = 15 << 3;
 pub const LOG_LAUNCHD: ::c_int = 24 << 3;
 pub const LOG_NFACILITIES: ::c_int = 25;
 
+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_QUAD: ::c_int = 4;
+pub const CTLTYPE_OPAQUE: ::c_int = 5;
+pub const CTLTYPE_STRUCT: ::c_int = CTLTYPE_OPAQUE;
+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_NOLOCK: ::c_int = 0x20000000;
+pub const CTLFLAG_ANYBODY: ::c_int = 0x10000000;
+pub const CTLFLAG_SECURE: ::c_int = 0x08000000;
+pub const CTLFLAG_MASKED: ::c_int = 0x04000000;
+pub const CTLFLAG_NOAUTO: ::c_int = 0x02000000;
+pub const CTLFLAG_KERN: ::c_int = 0x01000000;
+pub const CTLFLAG_LOCKED: ::c_int = 0x00800000;
+pub const CTLFLAG_OID2: ::c_int = 0x00400000;
+pub const CTL_UNSPEC: ::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_MAXID: ::c_int = 9;
+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_DOMAINNAME: ::c_int = KERN_NISDOMAINNAME;
+pub const KERN_MAXPARTITIONS: ::c_int = 23;
+pub const KERN_KDEBUG: ::c_int = 24;
+pub const KERN_UPDATEINTERVAL: ::c_int = 25;
+pub const KERN_OSRELDATE: ::c_int = 26;
+pub const KERN_NTP_PLL: ::c_int = 27;
+pub const KERN_BOOTFILE: ::c_int = 28;
+pub const KERN_MAXFILESPERPROC: ::c_int = 29;
+pub const KERN_MAXPROCPERUID: ::c_int = 30;
+pub const KERN_DUMPDEV: ::c_int = 31;
+pub const KERN_IPC: ::c_int = 32;
+pub const KERN_DUMMY: ::c_int = 33;
+pub const KERN_PS_STRINGS: ::c_int = 34;
+pub const KERN_USRSTACK32: ::c_int = 35;
+pub const KERN_LOGSIGEXIT: ::c_int = 36;
+pub const KERN_SYMFILE: ::c_int = 37;
+pub const KERN_PROCARGS: ::c_int = 38;
+pub const KERN_NETBOOT: ::c_int = 40;
+pub const KERN_SYSV: ::c_int = 42;
+pub const KERN_AFFINITY: ::c_int = 43;
+pub const KERN_TRANSLATE: ::c_int = 44;
+pub const KERN_CLASSIC: ::c_int = KERN_TRANSLATE;
+pub const KERN_EXEC: ::c_int = 45;
+pub const KERN_CLASSICHANDLER: ::c_int = KERN_EXEC;
+pub const KERN_AIOMAX: ::c_int = 46;
+pub const KERN_AIOPROCMAX: ::c_int = 47;
+pub const KERN_AIOTHREADS: ::c_int = 48;
+pub const KERN_COREFILE: ::c_int = 50;
+pub const KERN_COREDUMP: ::c_int = 51;
+pub const KERN_SUGID_COREDUMP: ::c_int = 52;
+pub const KERN_PROCDELAYTERM: ::c_int = 53;
+pub const KERN_SHREG_PRIVATIZABLE: ::c_int = 54;
+pub const KERN_LOW_PRI_WINDOW: ::c_int = 56;
+pub const KERN_LOW_PRI_DELAY: ::c_int = 57;
+pub const KERN_POSIX: ::c_int = 58;
+pub const KERN_USRSTACK64: ::c_int = 59;
+pub const KERN_NX_PROTECTION: ::c_int = 60;
+pub const KERN_TFP: ::c_int = 61;
+pub const KERN_PROCNAME: ::c_int = 62;
+pub const KERN_THALTSTACK: ::c_int = 63;
+pub const KERN_SPECULATIVE_READS: ::c_int = 64;
+pub const KERN_OSVERSION: ::c_int = 65;
+pub const KERN_SAFEBOOT: ::c_int = 66;
+pub const KERN_RAGEVNODE: ::c_int = 68;
+pub const KERN_TTY: ::c_int = 69;
+pub const KERN_CHECKOPENEVT: ::c_int = 70;
+pub const KERN_THREADNAME: ::c_int = 71;
+pub const KERN_MAXID: ::c_int = 72;
+pub const KERN_RAGE_PROC: ::c_int = 1;
+pub const KERN_RAGE_THREAD: ::c_int = 2;
+pub const KERN_UNRAGE_PROC: ::c_int = 3;
+pub const KERN_UNRAGE_THREAD: ::c_int = 4;
+pub const KERN_OPENEVT_PROC: ::c_int = 1;
+pub const KERN_UNOPENEVT_PROC: ::c_int = 2;
+pub const KERN_TFP_POLICY: ::c_int = 1;
+pub const KERN_TFP_POLICY_DENY: ::c_int = 0;
+pub const KERN_TFP_POLICY_DEFAULT: ::c_int = 2;
+pub const KERN_KDEFLAGS: ::c_int = 1;
+pub const KERN_KDDFLAGS: ::c_int = 2;
+pub const KERN_KDENABLE: ::c_int = 3;
+pub const KERN_KDSETBUF: ::c_int = 4;
+pub const KERN_KDGETBUF: ::c_int = 5;
+pub const KERN_KDSETUP: ::c_int = 6;
+pub const KERN_KDREMOVE: ::c_int = 7;
+pub const KERN_KDSETREG: ::c_int = 8;
+pub const KERN_KDGETREG: ::c_int = 9;
+pub const KERN_KDREADTR: ::c_int = 10;
+pub const KERN_KDPIDTR: ::c_int = 11;
+pub const KERN_KDTHRMAP: ::c_int = 12;
+pub const KERN_KDPIDEX: ::c_int = 14;
+pub const KERN_KDSETRTCDEC: ::c_int = 15;
+pub const KERN_KDGETENTROPY: ::c_int = 16;
+pub const KERN_KDWRITETR: ::c_int = 17;
+pub const KERN_KDWRITEMAP: ::c_int = 18;
+pub const KERN_KDENABLE_BG_TRACE: ::c_int = 19;
+pub const KERN_KDDISABLE_BG_TRACE: ::c_int = 20;
+pub const KERN_KDREADCURTHRMAP: ::c_int = 21;
+pub const KERN_KDSET_TYPEFILTER: ::c_int = 22;
+pub const KERN_KDBUFWAIT: ::c_int = 23;
+pub const KERN_KDCPUMAP: ::c_int = 24;
+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_LCID: ::c_int = 7;
+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 KIPC_MBSTAT: ::c_int = 8;
+pub const KIPC_NMBCLUSTERS: ::c_int = 9;
+pub const KIPC_SOQLIMITCOMPAT: ::c_int = 10;
+pub const VM_METER: ::c_int = 1;
+pub const VM_LOADAVG: ::c_int = 2;
+pub const VM_MACHFACTOR: ::c_int = 4;
+pub const VM_SWAPUSAGE: ::c_int = 5;
+pub const VM_MAXID: ::c_int = 6;
+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_EPOCH: ::c_int = 10;
+pub const HW_FLOATINGPT: ::c_int = 11;
+pub const HW_MACHINE_ARCH: ::c_int = 12;
+pub const HW_VECTORUNIT: ::c_int = 13;
+pub const HW_BUS_FREQ: ::c_int = 14;
+pub const HW_CPU_FREQ: ::c_int = 15;
+pub const HW_CACHELINE: ::c_int = 16;
+pub const HW_L1ICACHESIZE: ::c_int = 17;
+pub const HW_L1DCACHESIZE: ::c_int = 18;
+pub const HW_L2SETTINGS: ::c_int = 19;
+pub const HW_L2CACHESIZE: ::c_int = 20;
+pub const HW_L3SETTINGS: ::c_int = 21;
+pub const HW_L3CACHESIZE: ::c_int = 22;
+pub const HW_TB_FREQ: ::c_int = 23;
+pub const HW_MEMSIZE: ::c_int = 24;
+pub const HW_AVAILCPU: ::c_int = 25;
+pub const HW_MAXID: ::c_int = 26;
+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_MAXID: ::c_int = 21;
+pub const CTL_DEBUG_NAME: ::c_int = 0;
+pub const CTL_DEBUG_VALUE: ::c_int = 1;
+pub const CTL_DEBUG_MAXID: ::c_int = 20;
+
 f! {
     pub fn WSTOPSIG(status: ::c_int) -> ::c_int {
         status >> 8
diff --git a/src/unix/bsd/freebsdlike/dragonfly/mod.rs b/src/unix/bsd/freebsdlike/dragonfly/mod.rs
index 141b2ad25d156..9a4f8c87e8471 100644
--- a/src/unix/bsd/freebsdlike/dragonfly/mod.rs
+++ b/src/unix/bsd/freebsdlike/dragonfly/mod.rs
@@ -112,6 +112,138 @@ pub const CLOCK_SECOND: clockid_t = 13;
 pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 14;
 pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 15;
 
+pub const CTL_UNSPEC: ::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;
+pub const CTL_LWKT: ::c_int = 10;
+pub const CTL_MAXID: ::c_int = 11;
+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_MAXPOSIXLOCKSPERUID: ::c_int = 36;
+pub const KERN_MAXID: ::c_int = 37;
+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_CWD: ::c_int = 8;
+pub const KERN_PROC_PATHNAME: ::c_int = 9;
+pub const KERN_PROC_FLAGMASK: ::c_int = 0x10;
+pub const KERN_PROC_FLAG_LWP: ::c_int = 0x10;
+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 KIPC_MBSTAT: ::c_int = 8;
+pub const KIPC_NMBCLUSTERS: ::c_int = 9;
+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_MACHINE_PLATFORM: ::c_int = 12;
+pub const HW_SENSORS: ::c_int = 13;
+pub const HW_MAXID: ::c_int = 14;
+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_MAXID: ::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_UNUSED1: ::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 CTL_P1003_1B_MAXID: ::c_int = 26;
+
 extern {
     pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
                     -> ::c_int;
diff --git a/src/unix/bsd/freebsdlike/freebsd/mod.rs b/src/unix/bsd/freebsdlike/freebsd/mod.rs
index ae521f28c51aa..e25d7b2dcb346 100644
--- a/src/unix/bsd/freebsdlike/freebsd/mod.rs
+++ b/src/unix/bsd/freebsdlike/freebsd/mod.rs
@@ -76,6 +76,150 @@ pub const CLOCK_SECOND: clockid_t = 13;
 pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 14;
 pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 15;
 
+pub const CTL_UNSPEC: ::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;
+pub const CTL_MAXID: ::c_int = 10;
+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_MAXID: ::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 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 HW_MAXID: ::c_int = 13;
+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_MAXID: ::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 CTL_P1003_1B_MAXID: ::c_int = 26;
+
 extern {
     pub fn __error() -> *mut ::c_int;
 
diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
index 6380ce080d80a..42817bf602d15 100644
--- a/src/unix/bsd/mod.rs
+++ b/src/unix/bsd/mod.rs
@@ -174,9 +174,6 @@ pub const IPV6_V6ONLY: ::c_int = 27;
 
 pub const ST_RDONLY: ::c_ulong = 1;
 
-pub const CTL_HW: ::c_int = 6;
-pub const HW_NCPU: ::c_int = 3;
-
 pub const EV_ADD: ::uint16_t = 0x1;
 pub const EV_CLEAR: ::uint16_t = 0x20;
 pub const EV_DELETE: ::uint16_t = 0x2;
diff --git a/src/unix/bsd/openbsdlike/bitrig.rs b/src/unix/bsd/openbsdlike/bitrig.rs
index e76baa0eb88a2..96853fa587cc6 100644
--- a/src/unix/bsd/openbsdlike/bitrig.rs
+++ b/src/unix/bsd/openbsdlike/bitrig.rs
@@ -279,6 +279,121 @@ pub const TMP_MAX : ::c_uint = 0x7fffffff;
 
 pub const NI_MAXHOST: ::size_t = 256;
 
+pub const CTL_MAXNAME: ::c_int = 12;
+pub const CTLTYPE_NODE: ::c_int = 1;
+pub const CTLTYPE_INT: ::c_int = 2;
+pub const CTLTYPE_STRING: ::c_int = 3;
+pub const CTLTYPE_QUAD: ::c_int = 4;
+pub const CTLTYPE_STRUCT: ::c_int = 5;
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_FS: ::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_DDB: ::c_int = 9;
+pub const CTL_VFS: ::c_int = 10;
+pub const CTL_MAXID: ::c_int = 11;
+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_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_DOMAINNAME: ::c_int = 22;
+pub const KERN_MAXPARTITIONS: ::c_int = 23;
+pub const KERN_RAWPARTITION: ::c_int = 24;
+pub const KERN_MAXTHREAD: ::c_int = 25;
+pub const KERN_NTHREADS: ::c_int = 26;
+pub const KERN_OSVERSION: ::c_int = 27;
+pub const KERN_SOMAXCONN: ::c_int = 28;
+pub const KERN_SOMINCONN: ::c_int = 29;
+pub const KERN_USERMOUNT: ::c_int = 30;
+pub const KERN_RND: ::c_int = 31;
+pub const KERN_NOSUIDCOREDUMP: ::c_int = 32;
+pub const KERN_FSYNC: ::c_int = 33;
+pub const KERN_SYSVMSG: ::c_int = 34;
+pub const KERN_SYSVSEM: ::c_int = 35;
+pub const KERN_SYSVSHM: ::c_int = 36;
+pub const KERN_ARND: ::c_int = 37;
+pub const KERN_MSGBUFSIZE: ::c_int = 38;
+pub const KERN_MALLOCSTATS: ::c_int = 39;
+pub const KERN_CPTIME: ::c_int = 40;
+pub const KERN_NCHSTATS: ::c_int = 41;
+pub const KERN_FORKSTAT: ::c_int = 42;
+pub const KERN_NSELCOLL: ::c_int = 43;
+pub const KERN_TTY: ::c_int = 44;
+pub const KERN_CCPU: ::c_int = 45;
+pub const KERN_FSCALE: ::c_int = 46;
+pub const KERN_NPROCS: ::c_int = 47;
+pub const KERN_MSGBUF: ::c_int = 48;
+pub const KERN_POOL: ::c_int = 49;
+pub const KERN_STACKGAPRANDOM: ::c_int = 50;
+pub const KERN_SYSVIPC_INFO: ::c_int = 51;
+pub const KERN_SPLASSERT: ::c_int = 54;
+pub const KERN_PROC_ARGS: ::c_int = 55;
+pub const KERN_NFILES: ::c_int = 56;
+pub const KERN_TTYCOUNT: ::c_int = 57;
+pub const KERN_NUMVNODES: ::c_int = 58;
+pub const KERN_MBSTAT: ::c_int = 59;
+pub const KERN_SEMINFO: ::c_int = 61;
+pub const KERN_SHMINFO: ::c_int = 62;
+pub const KERN_INTRCNT: ::c_int = 63;
+pub const KERN_WATCHDOG: ::c_int = 64;
+pub const KERN_PROC: ::c_int = 66;
+pub const KERN_MAXCLUSTERS: ::c_int = 67;
+pub const KERN_EVCOUNT: ::c_int = 68;
+pub const KERN_TIMECOUNTER: ::c_int = 69;
+pub const KERN_MAXLOCKSPERUID: ::c_int = 70;
+pub const KERN_CPTIME2: ::c_int = 71;
+pub const KERN_CACHEPCT: ::c_int = 72;
+pub const KERN_FILE: ::c_int = 73;
+pub const KERN_CONSDEV: ::c_int = 75;
+pub const KERN_NETLIVELOCKS: ::c_int = 76;
+pub const KERN_POOL_DEBUG: ::c_int = 77;
+pub const KERN_PROC_CWD: ::c_int = 78;
+pub const KERN_PROC_NOBROADCASTKILL: ::c_int = 79;
+pub const KERN_PROC_VMMAP: ::c_int = 80;
+pub const KERN_GLOBAL_PTRACE: ::c_int = 81;
+pub const KERN_CONSBUFSIZE: ::c_int = 82;
+pub const KERN_CONSBUF: ::c_int = 83;
+pub const KERN_MAXID: ::c_int = 84;
+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_KTHREAD: ::c_int = 7;
+pub const KERN_PROC_SHOW_THREADS: ::c_int = 0x40000000;
+pub const KERN_SYSVIPC_MSG_INFO: ::c_int = 1;
+pub const KERN_SYSVIPC_SEM_INFO: ::c_int = 2;
+pub const KERN_SYSVIPC_SHM_INFO: ::c_int = 3;
+pub const KERN_PROC_ARGV: ::c_int = 1;
+pub const KERN_PROC_NARGV: ::c_int = 2;
+pub const KERN_PROC_ENV: ::c_int = 3;
+pub const KERN_PROC_NENV: ::c_int = 4;
+pub const KI_NGROUPS: ::c_int = 16;
+pub const KI_MAXCOMLEN: ::c_int = 24;
+pub const KI_WMESGLEN: ::c_int = 8;
+pub const KI_MAXLOGNAME: ::c_int = 32;
+pub const KI_EMULNAMELEN: ::c_int = 8;
+
 extern {
     pub fn getnameinfo(sa: *const ::sockaddr,
                        salen: ::socklen_t,
diff --git a/src/unix/bsd/openbsdlike/netbsd.rs b/src/unix/bsd/openbsdlike/netbsd.rs
index e9c7d8a894eea..eb2e2298b6e6c 100644
--- a/src/unix/bsd/openbsdlike/netbsd.rs
+++ b/src/unix/bsd/openbsdlike/netbsd.rs
@@ -369,6 +369,151 @@ pub const NI_MAXHOST: ::socklen_t = 1025;
 pub const RTLD_NOLOAD: ::c_int = 0x2000;
 pub const RTLD_LOCAL: ::c_int = 0x200;
 
+pub const CTL_MAXNAME: ::c_int = 12;
+pub const SYSCTL_NAMELEN: ::c_int = 32;
+pub const SYSCTL_DEFSIZE: ::c_int = 8;
+pub const CTLTYPE_NODE: ::c_int = 1;
+pub const CTLTYPE_INT: ::c_int = 2;
+pub const CTLTYPE_STRING: ::c_int = 3;
+pub const CTLTYPE_QUAD: ::c_int = 4;
+pub const CTLTYPE_STRUCT: ::c_int = 5;
+pub const CTLTYPE_BOOL: ::c_int = 6;
+pub const CTLFLAG_READONLY: ::c_int = 0x00000000;
+pub const CTLFLAG_READWRITE: ::c_int = 0x00000070;
+pub const CTLFLAG_ANYWRITE: ::c_int = 0x00000080;
+pub const CTLFLAG_PRIVATE: ::c_int = 0x00000100;
+pub const CTLFLAG_PERMANENT: ::c_int = 0x00000200;
+pub const CTLFLAG_OWNDATA: ::c_int = 0x00000400;
+pub const CTLFLAG_IMMEDIATE: ::c_int = 0x00000800;
+pub const CTLFLAG_HEX: ::c_int = 0x00001000;
+pub const CTLFLAG_ROOT: ::c_int = 0x00002000;
+pub const CTLFLAG_ANYNUMBER: ::c_int = 0x00004000;
+pub const CTLFLAG_HIDDEN: ::c_int = 0x00008000;
+pub const CTLFLAG_ALIAS: ::c_int = 0x00010000;
+pub const CTLFLAG_MMAP: ::c_int = 0x00020000;
+pub const CTLFLAG_OWNDESC: ::c_int = 0x00040000;
+pub const CTLFLAG_UNSIGNED: ::c_int = 0x00080000;
+pub const SYSCTL_VERS_MASK: ::c_int = 0xff000000;
+pub const SYSCTL_VERS_0: ::c_int = 0x00000000;
+pub const SYSCTL_VERS_1: ::c_int = 0x01000000;
+pub const SYSCTL_VERSION: ::c_int = SYSCTL_VERS_1;
+pub const CTL_EOL: ::c_int = -1;
+pub const CTL_QUERY: ::c_int = -2;
+pub const CTL_CREATE: ::c_int = -3;
+pub const CTL_CREATESYM: ::c_int = -4;
+pub const CTL_DESTROY: ::c_int = -5;
+pub const CTL_MMAP: ::c_int = -6;
+pub const CTL_DESCRIBE: ::c_int = -7;
+pub const CTL_UNSPEC: ::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_DDB: ::c_int = 9;
+pub const CTL_PROC: ::c_int = 10;
+pub const CTL_VENDOR: ::c_int = 11;
+pub const CTL_EMUL: ::c_int = 12;
+pub const CTL_SECURITY: ::c_int = 13;
+pub const CTL_MAXID: ::c_int = 14;
+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_OBOOTTIME: ::c_int = 21;
+pub const KERN_DOMAINNAME: ::c_int = 22;
+pub const KERN_MAXPARTITIONS: ::c_int = 23;
+pub const KERN_RAWPARTITION: ::c_int = 24;
+pub const KERN_NTPTIME: ::c_int = 25;
+pub const KERN_TIMEX: ::c_int = 26;
+pub const KERN_AUTONICETIME: ::c_int = 27;
+pub const KERN_AUTONICEVAL: ::c_int = 28;
+pub const KERN_RTC_OFFSET: ::c_int = 29;
+pub const KERN_ROOT_DEVICE: ::c_int = 30;
+pub const KERN_MSGBUFSIZE: ::c_int = 31;
+pub const KERN_FSYNC: ::c_int = 32;
+pub const KERN_OLDSYSVMSG: ::c_int = 33;
+pub const KERN_OLDSYSVSEM: ::c_int = 34;
+pub const KERN_OLDSYSVSHM: ::c_int = 35;
+pub const KERN_OLDSHORTCORENAME: ::c_int = 36;
+pub const KERN_SYNCHRONIZED_IO: ::c_int = 37;
+pub const KERN_IOV_MAX: ::c_int = 38;
+pub const KERN_MBUF: ::c_int = 39;
+pub const KERN_MAPPED_FILES: ::c_int = 40;
+pub const KERN_MEMLOCK: ::c_int = 41;
+pub const KERN_MEMLOCK_RANGE: ::c_int = 42;
+pub const KERN_MEMORY_PROTECTION: ::c_int = 43;
+pub const KERN_LOGIN_NAME_MAX: ::c_int = 44;
+pub const KERN_DEFCORENAME: ::c_int = 45;
+pub const KERN_LOGSIGEXIT: ::c_int = 46;
+pub const KERN_PROC2: ::c_int = 47;
+pub const KERN_PROC_ARGS: ::c_int = 48;
+pub const KERN_FSCALE: ::c_int = 49;
+pub const KERN_CCPU: ::c_int = 50;
+pub const KERN_CP_TIME: ::c_int = 51;
+pub const KERN_OLDSYSVIPC_INFO: ::c_int = 52;
+pub const KERN_MSGBUF: ::c_int = 53;
+pub const KERN_CONSDEV: ::c_int = 54;
+pub const KERN_MAXPTYS: ::c_int = 55;
+pub const KERN_PIPE: ::c_int = 56;
+pub const KERN_MAXPHYS: ::c_int = 57;
+pub const KERN_SBMAX: ::c_int = 58;
+pub const KERN_TKSTAT: ::c_int = 59;
+pub const KERN_MONOTONIC_CLOCK: ::c_int = 60;
+pub const KERN_URND: ::c_int = 61;
+pub const KERN_LABELSECTOR: ::c_int = 62;
+pub const KERN_LABELOFFSET: ::c_int = 63;
+pub const KERN_LWP: ::c_int = 64;
+pub const KERN_FORKFSLEEP: ::c_int = 65;
+pub const KERN_POSIX_THREADS: ::c_int = 66;
+pub const KERN_POSIX_SEMAPHORES: ::c_int = 67;
+pub const KERN_POSIX_BARRIERS: ::c_int = 68;
+pub const KERN_POSIX_TIMERS: ::c_int = 69;
+pub const KERN_POSIX_SPIN_LOCKS: ::c_int = 70;
+pub const KERN_POSIX_READER_WRITER_LOCKS: ::c_int = 71;
+pub const KERN_DUMP_ON_PANIC: ::c_int = 72;
+pub const KERN_SOMAXKVA: ::c_int = 73;
+pub const KERN_ROOT_PARTITION: ::c_int = 74;
+pub const KERN_DRIVERS: ::c_int = 75;
+pub const KERN_BUF: ::c_int = 76;
+pub const KERN_FILE2: ::c_int = 77;
+pub const KERN_VERIEXEC: ::c_int = 78;
+pub const KERN_CP_ID: ::c_int = 79;
+pub const KERN_HARDCLOCK_TICKS: ::c_int = 80;
+pub const KERN_ARND: ::c_int = 81;
+pub const KERN_SYSVIPC: ::c_int = 82;
+pub const KERN_BOOTTIME: ::c_int = 83;
+pub const KERN_EVCNT: ::c_int = 84;
+pub const KERN_MAXID: ::c_int = 85;
+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_GID: ::c_int = 7;
+pub const KERN_PROC_RGID: ::c_int = 8;
+
 extern {
     pub fn getnameinfo(sa: *const ::sockaddr,
                        salen: ::socklen_t,
diff --git a/src/unix/bsd/openbsdlike/openbsd.rs b/src/unix/bsd/openbsdlike/openbsd.rs
index 8192bd463954d..30ccfe8278fbf 100644
--- a/src/unix/bsd/openbsdlike/openbsd.rs
+++ b/src/unix/bsd/openbsdlike/openbsd.rs
@@ -249,6 +249,120 @@ pub const TMP_MAX : ::c_uint = 0x7fffffff;
 pub const NI_MAXHOST: ::size_t = 256;
 
 pub const RTLD_LOCAL: ::c_int = 0;
+pub const CTL_MAXNAME: ::c_int = 12;
+pub const CTLTYPE_NODE: ::c_int = 1;
+pub const CTLTYPE_INT: ::c_int = 2;
+pub const CTLTYPE_STRING: ::c_int = 3;
+pub const CTLTYPE_QUAD: ::c_int = 4;
+pub const CTLTYPE_STRUCT: ::c_int = 5;
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_FS: ::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_DDB: ::c_int = 9;
+pub const CTL_VFS: ::c_int = 10;
+pub const CTL_MAXID: ::c_int = 11;
+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_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_DOMAINNAME: ::c_int = 22;
+pub const KERN_MAXPARTITIONS: ::c_int = 23;
+pub const KERN_RAWPARTITION: ::c_int = 24;
+pub const KERN_MAXTHREAD: ::c_int = 25;
+pub const KERN_NTHREADS: ::c_int = 26;
+pub const KERN_OSVERSION: ::c_int = 27;
+pub const KERN_SOMAXCONN: ::c_int = 28;
+pub const KERN_SOMINCONN: ::c_int = 29;
+pub const KERN_USERMOUNT: ::c_int = 30;
+pub const KERN_RND: ::c_int = 31;
+pub const KERN_NOSUIDCOREDUMP: ::c_int = 32;
+pub const KERN_FSYNC: ::c_int = 33;
+pub const KERN_SYSVMSG: ::c_int = 34;
+pub const KERN_SYSVSEM: ::c_int = 35;
+pub const KERN_SYSVSHM: ::c_int = 36;
+pub const KERN_ARND: ::c_int = 37;
+pub const KERN_MSGBUFSIZE: ::c_int = 38;
+pub const KERN_MALLOCSTATS: ::c_int = 39;
+pub const KERN_CPTIME: ::c_int = 40;
+pub const KERN_NCHSTATS: ::c_int = 41;
+pub const KERN_FORKSTAT: ::c_int = 42;
+pub const KERN_NSELCOLL: ::c_int = 43;
+pub const KERN_TTY: ::c_int = 44;
+pub const KERN_CCPU: ::c_int = 45;
+pub const KERN_FSCALE: ::c_int = 46;
+pub const KERN_NPROCS: ::c_int = 47;
+pub const KERN_MSGBUF: ::c_int = 48;
+pub const KERN_POOL: ::c_int = 49;
+pub const KERN_STACKGAPRANDOM: ::c_int = 50;
+pub const KERN_SYSVIPC_INFO: ::c_int = 51;
+pub const KERN_SPLASSERT: ::c_int = 54;
+pub const KERN_PROC_ARGS: ::c_int = 55;
+pub const KERN_NFILES: ::c_int = 56;
+pub const KERN_TTYCOUNT: ::c_int = 57;
+pub const KERN_NUMVNODES: ::c_int = 58;
+pub const KERN_MBSTAT: ::c_int = 59;
+pub const KERN_SEMINFO: ::c_int = 61;
+pub const KERN_SHMINFO: ::c_int = 62;
+pub const KERN_INTRCNT: ::c_int = 63;
+pub const KERN_WATCHDOG: ::c_int = 64;
+pub const KERN_PROC: ::c_int = 66;
+pub const KERN_MAXCLUSTERS: ::c_int = 67;
+pub const KERN_EVCOUNT: ::c_int = 68;
+pub const KERN_TIMECOUNTER: ::c_int = 69;
+pub const KERN_MAXLOCKSPERUID: ::c_int = 70;
+pub const KERN_CPTIME2: ::c_int = 71;
+pub const KERN_CACHEPCT: ::c_int = 72;
+pub const KERN_FILE: ::c_int = 73;
+pub const KERN_CONSDEV: ::c_int = 75;
+pub const KERN_NETLIVELOCKS: ::c_int = 76;
+pub const KERN_POOL_DEBUG: ::c_int = 77;
+pub const KERN_PROC_CWD: ::c_int = 78;
+pub const KERN_PROC_NOBROADCASTKILL: ::c_int = 79;
+pub const KERN_PROC_VMMAP: ::c_int = 80;
+pub const KERN_GLOBAL_PTRACE: ::c_int = 81;
+pub const KERN_CONSBUFSIZE: ::c_int = 82;
+pub const KERN_CONSBUF: ::c_int = 83;
+pub const KERN_MAXID: ::c_int = 84;
+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_KTHREAD: ::c_int = 7;
+pub const KERN_PROC_SHOW_THREADS: ::c_int = 0x40000000;
+pub const KERN_SYSVIPC_MSG_INFO: ::c_int = 1;
+pub const KERN_SYSVIPC_SEM_INFO: ::c_int = 2;
+pub const KERN_SYSVIPC_SHM_INFO: ::c_int = 3;
+pub const KERN_PROC_ARGV: ::c_int = 1;
+pub const KERN_PROC_NARGV: ::c_int = 2;
+pub const KERN_PROC_ENV: ::c_int = 3;
+pub const KERN_PROC_NENV: ::c_int = 4;
+pub const KI_NGROUPS: ::c_int = 16;
+pub const KI_MAXCOMLEN: ::c_int = 24;
+pub const KI_WMESGLEN: ::c_int = 8;
+pub const KI_MAXLOGNAME: ::c_int = 32;
+pub const KI_EMULNAMELEN: ::c_int = 8;
 
 extern {
     pub fn getnameinfo(sa: *const ::sockaddr,