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1 pub type off_t = i64;
2 pub type useconds_t = u32;
3 pub type blkcnt_t = i64;
4 pub type socklen_t = u32;
5 pub type sa_family_t = u8;
6 pub type pthread_t = ::uintptr_t;
7 pub type nfds_t = ::c_uint;
8 pub type regoff_t = off_t;
9 
10 s! {
11     pub struct sockaddr {
12         pub sa_len: u8,
13         pub sa_family: sa_family_t,
14         pub sa_data: [::c_char; 14],
15     }
16 
17     pub struct sockaddr_in6 {
18         pub sin6_len: u8,
19         pub sin6_family: sa_family_t,
20         pub sin6_port: ::in_port_t,
21         pub sin6_flowinfo: u32,
22         pub sin6_addr: ::in6_addr,
23         pub sin6_scope_id: u32,
24     }
25 
26     pub struct passwd {
27         pub pw_name: *mut ::c_char,
28         pub pw_passwd: *mut ::c_char,
29         pub pw_uid: ::uid_t,
30         pub pw_gid: ::gid_t,
31         pub pw_change: ::time_t,
32         pub pw_class: *mut ::c_char,
33         pub pw_gecos: *mut ::c_char,
34         pub pw_dir: *mut ::c_char,
35         pub pw_shell: *mut ::c_char,
36         pub pw_expire: ::time_t,
37 
38         #[cfg(not(any(target_os = "macos",
39                       target_os = "ios",
40                       target_os = "tvos",
41                       target_os = "watchos",
42                       target_os = "netbsd",
43                       target_os = "openbsd")))]
44         pub pw_fields: ::c_int,
45     }
46 
47     pub struct ifaddrs {
48         pub ifa_next: *mut ifaddrs,
49         pub ifa_name: *mut ::c_char,
50         pub ifa_flags: ::c_uint,
51         pub ifa_addr: *mut ::sockaddr,
52         pub ifa_netmask: *mut ::sockaddr,
53         pub ifa_dstaddr: *mut ::sockaddr,
54         pub ifa_data: *mut ::c_void,
55         #[cfg(target_os = "netbsd")]
56         pub ifa_addrflags: ::c_uint
57     }
58 
59     pub struct fd_set {
60         #[cfg(all(target_pointer_width = "64",
61                   any(target_os = "freebsd", target_os = "dragonfly")))]
62         fds_bits: [i64; FD_SETSIZE / 64],
63         #[cfg(not(all(target_pointer_width = "64",
64                       any(target_os = "freebsd", target_os = "dragonfly"))))]
65         fds_bits: [i32; FD_SETSIZE / 32],
66     }
67 
68     pub struct tm {
69         pub tm_sec: ::c_int,
70         pub tm_min: ::c_int,
71         pub tm_hour: ::c_int,
72         pub tm_mday: ::c_int,
73         pub tm_mon: ::c_int,
74         pub tm_year: ::c_int,
75         pub tm_wday: ::c_int,
76         pub tm_yday: ::c_int,
77         pub tm_isdst: ::c_int,
78         pub tm_gmtoff: ::c_long,
79         pub tm_zone: *mut ::c_char,
80     }
81 
82     pub struct msghdr {
83         pub msg_name: *mut ::c_void,
84         pub msg_namelen: ::socklen_t,
85         pub msg_iov: *mut ::iovec,
86         pub msg_iovlen: ::c_int,
87         pub msg_control: *mut ::c_void,
88         pub msg_controllen: ::socklen_t,
89         pub msg_flags: ::c_int,
90     }
91 
92     pub struct cmsghdr {
93         pub cmsg_len: ::socklen_t,
94         pub cmsg_level: ::c_int,
95         pub cmsg_type: ::c_int,
96     }
97 
98     pub struct fsid_t {
99         __fsid_val: [i32; 2],
100     }
101 
102     pub struct if_nameindex {
103         pub if_index: ::c_uint,
104         pub if_name: *mut ::c_char,
105     }
106 
107     pub struct regex_t {
108         __re_magic: ::c_int,
109         __re_nsub: ::size_t,
110         __re_endp: *const ::c_char,
111         __re_g: *mut ::c_void,
112     }
113 
114     pub struct regmatch_t {
115         pub rm_so: regoff_t,
116         pub rm_eo: regoff_t,
117     }
118 
119     pub struct option {
120         pub name: *const ::c_char,
121         pub has_arg: ::c_int,
122         pub flag: *mut ::c_int,
123         pub val: ::c_int,
124     }
125 }
126 
127 s_no_extra_traits! {
128     pub struct sockaddr_un {
129         pub sun_len: u8,
130         pub sun_family: sa_family_t,
131         pub sun_path: [c_char; 104]
132     }
133 
134     pub struct utsname {
135         #[cfg(not(target_os = "dragonfly"))]
136         pub sysname: [::c_char; 256],
137         #[cfg(target_os = "dragonfly")]
138         pub sysname: [::c_char; 32],
139         #[cfg(not(target_os = "dragonfly"))]
140         pub nodename: [::c_char; 256],
141         #[cfg(target_os = "dragonfly")]
142         pub nodename: [::c_char; 32],
143         #[cfg(not(target_os = "dragonfly"))]
144         pub release: [::c_char; 256],
145         #[cfg(target_os = "dragonfly")]
146         pub release: [::c_char; 32],
147         #[cfg(not(target_os = "dragonfly"))]
148         pub version: [::c_char; 256],
149         #[cfg(target_os = "dragonfly")]
150         pub version: [::c_char; 32],
151         #[cfg(not(target_os = "dragonfly"))]
152         pub machine: [::c_char; 256],
153         #[cfg(target_os = "dragonfly")]
154         pub machine: [::c_char; 32],
155     }
156 
157 }
158 
159 cfg_if! {
160     if #[cfg(feature = "extra_traits")] {
161         impl PartialEq for sockaddr_un {
162             fn eq(&self, other: &sockaddr_un) -> bool {
163                 self.sun_len == other.sun_len
164                     && self.sun_family == other.sun_family
165                     && self
166                     .sun_path
167                     .iter()
168                     .zip(other.sun_path.iter())
169                     .all(|(a,b)| a == b)
170             }
171         }
172 
173         impl Eq for sockaddr_un {}
174 
175         impl ::fmt::Debug for sockaddr_un {
176             fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
177                 f.debug_struct("sockaddr_un")
178                     .field("sun_len", &self.sun_len)
179                     .field("sun_family", &self.sun_family)
180                 // FIXME: .field("sun_path", &self.sun_path)
181                     .finish()
182             }
183         }
184 
185         impl ::hash::Hash for sockaddr_un {
186             fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
187                 self.sun_len.hash(state);
188                 self.sun_family.hash(state);
189                 self.sun_path.hash(state);
190             }
191         }
192 
193         impl PartialEq for utsname {
194             fn eq(&self, other: &utsname) -> bool {
195                 self.sysname
196                     .iter()
197                     .zip(other.sysname.iter())
198                     .all(|(a,b)| a == b)
199                     && self
200                     .nodename
201                     .iter()
202                     .zip(other.nodename.iter())
203                     .all(|(a,b)| a == b)
204                     && self
205                     .release
206                     .iter()
207                     .zip(other.release.iter())
208                     .all(|(a,b)| a == b)
209                     && self
210                     .version
211                     .iter()
212                     .zip(other.version.iter())
213                     .all(|(a,b)| a == b)
214                     && self
215                     .machine
216                     .iter()
217                     .zip(other.machine.iter())
218                     .all(|(a,b)| a == b)
219             }
220         }
221 
222         impl Eq for utsname {}
223 
224         impl ::fmt::Debug for utsname {
225             fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
226                 f.debug_struct("utsname")
227                 // FIXME: .field("sysname", &self.sysname)
228                 // FIXME: .field("nodename", &self.nodename)
229                 // FIXME: .field("release", &self.release)
230                 // FIXME: .field("version", &self.version)
231                 // FIXME: .field("machine", &self.machine)
232                     .finish()
233             }
234         }
235 
236         impl ::hash::Hash for utsname {
237             fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
238                 self.sysname.hash(state);
239                 self.nodename.hash(state);
240                 self.release.hash(state);
241                 self.version.hash(state);
242                 self.machine.hash(state);
243             }
244         }
245     }
246 }
247 
248 pub const LC_ALL: ::c_int = 0;
249 pub const LC_COLLATE: ::c_int = 1;
250 pub const LC_CTYPE: ::c_int = 2;
251 pub const LC_MONETARY: ::c_int = 3;
252 pub const LC_NUMERIC: ::c_int = 4;
253 pub const LC_TIME: ::c_int = 5;
254 pub const LC_MESSAGES: ::c_int = 6;
255 
256 pub const FIOCLEX: ::c_ulong = 0x20006601;
257 pub const FIONCLEX: ::c_ulong = 0x20006602;
258 pub const FIONREAD: ::c_ulong = 0x4004667f;
259 pub const FIONBIO: ::c_ulong = 0x8004667e;
260 pub const FIOASYNC: ::c_ulong = 0x8004667d;
261 pub const FIOSETOWN: ::c_ulong = 0x8004667c;
262 pub const FIOGETOWN: ::c_ulong = 0x4004667b;
263 
264 pub const PATH_MAX: ::c_int = 1024;
265 pub const MAXPATHLEN: ::c_int = PATH_MAX;
266 
267 pub const IOV_MAX: ::c_int = 1024;
268 
269 pub const SA_ONSTACK: ::c_int = 0x0001;
270 pub const SA_SIGINFO: ::c_int = 0x0040;
271 pub const SA_RESTART: ::c_int = 0x0002;
272 pub const SA_RESETHAND: ::c_int = 0x0004;
273 pub const SA_NOCLDSTOP: ::c_int = 0x0008;
274 pub const SA_NODEFER: ::c_int = 0x0010;
275 pub const SA_NOCLDWAIT: ::c_int = 0x0020;
276 
277 pub const SS_ONSTACK: ::c_int = 1;
278 pub const SS_DISABLE: ::c_int = 4;
279 
280 pub const SIGCHLD: ::c_int = 20;
281 pub const SIGBUS: ::c_int = 10;
282 pub const SIGUSR1: ::c_int = 30;
283 pub const SIGUSR2: ::c_int = 31;
284 pub const SIGCONT: ::c_int = 19;
285 pub const SIGSTOP: ::c_int = 17;
286 pub const SIGTSTP: ::c_int = 18;
287 pub const SIGURG: ::c_int = 16;
288 pub const SIGIO: ::c_int = 23;
289 pub const SIGSYS: ::c_int = 12;
290 pub const SIGTTIN: ::c_int = 21;
291 pub const SIGTTOU: ::c_int = 22;
292 pub const SIGXCPU: ::c_int = 24;
293 pub const SIGXFSZ: ::c_int = 25;
294 pub const SIGVTALRM: ::c_int = 26;
295 pub const SIGPROF: ::c_int = 27;
296 pub const SIGWINCH: ::c_int = 28;
297 pub const SIGINFO: ::c_int = 29;
298 
299 pub const SIG_SETMASK: ::c_int = 3;
300 pub const SIG_BLOCK: ::c_int = 0x1;
301 pub const SIG_UNBLOCK: ::c_int = 0x2;
302 
303 pub const IP_TOS: ::c_int = 3;
304 pub const IP_MULTICAST_IF: ::c_int = 9;
305 pub const IP_MULTICAST_TTL: ::c_int = 10;
306 pub const IP_MULTICAST_LOOP: ::c_int = 11;
307 
308 pub const IPV6_UNICAST_HOPS: ::c_int = 4;
309 pub const IPV6_MULTICAST_IF: ::c_int = 9;
310 pub const IPV6_MULTICAST_HOPS: ::c_int = 10;
311 pub const IPV6_MULTICAST_LOOP: ::c_int = 11;
312 pub const IPV6_V6ONLY: ::c_int = 27;
313 
314 pub const IPTOS_ECN_NOTECT: u8 = 0x00;
315 pub const IPTOS_ECN_MASK: u8 = 0x03;
316 pub const IPTOS_ECN_ECT1: u8 = 0x01;
317 pub const IPTOS_ECN_ECT0: u8 = 0x02;
318 pub const IPTOS_ECN_CE: u8 = 0x03;
319 
320 pub const ST_RDONLY: ::c_ulong = 1;
321 
322 pub const SCM_RIGHTS: ::c_int = 0x01;
323 
324 pub const NCCS: usize = 20;
325 
326 pub const O_ACCMODE: ::c_int = 0x3;
327 pub const O_RDONLY: ::c_int = 0;
328 pub const O_WRONLY: ::c_int = 1;
329 pub const O_RDWR: ::c_int = 2;
330 pub const O_APPEND: ::c_int = 8;
331 pub const O_CREAT: ::c_int = 512;
332 pub const O_TRUNC: ::c_int = 1024;
333 pub const O_EXCL: ::c_int = 2048;
334 pub const O_ASYNC: ::c_int = 0x40;
335 pub const O_SYNC: ::c_int = 0x80;
336 pub const O_NONBLOCK: ::c_int = 0x4;
337 pub const O_NOFOLLOW: ::c_int = 0x100;
338 pub const O_SHLOCK: ::c_int = 0x10;
339 pub const O_EXLOCK: ::c_int = 0x20;
340 pub const O_FSYNC: ::c_int = O_SYNC;
341 pub const O_NDELAY: ::c_int = O_NONBLOCK;
342 
343 pub const F_GETOWN: ::c_int = 5;
344 pub const F_SETOWN: ::c_int = 6;
345 
346 pub const F_RDLCK: ::c_short = 1;
347 pub const F_UNLCK: ::c_short = 2;
348 pub const F_WRLCK: ::c_short = 3;
349 
350 pub const MNT_RDONLY: ::c_int = 0x00000001;
351 pub const MNT_SYNCHRONOUS: ::c_int = 0x00000002;
352 pub const MNT_NOEXEC: ::c_int = 0x00000004;
353 pub const MNT_NOSUID: ::c_int = 0x00000008;
354 pub const MNT_ASYNC: ::c_int = 0x00000040;
355 pub const MNT_EXPORTED: ::c_int = 0x00000100;
356 pub const MNT_UPDATE: ::c_int = 0x00010000;
357 pub const MNT_RELOAD: ::c_int = 0x00040000;
358 pub const MNT_FORCE: ::c_int = 0x00080000;
359 
360 pub const Q_SYNC: ::c_int = 0x600;
361 pub const Q_QUOTAON: ::c_int = 0x100;
362 pub const Q_QUOTAOFF: ::c_int = 0x200;
363 
364 pub const TCIOFF: ::c_int = 3;
365 pub const TCION: ::c_int = 4;
366 pub const TCOOFF: ::c_int = 1;
367 pub const TCOON: ::c_int = 2;
368 pub const TCIFLUSH: ::c_int = 1;
369 pub const TCOFLUSH: ::c_int = 2;
370 pub const TCIOFLUSH: ::c_int = 3;
371 pub const TCSANOW: ::c_int = 0;
372 pub const TCSADRAIN: ::c_int = 1;
373 pub const TCSAFLUSH: ::c_int = 2;
374 pub const VEOF: usize = 0;
375 pub const VEOL: usize = 1;
376 pub const VEOL2: usize = 2;
377 pub const VERASE: usize = 3;
378 pub const VWERASE: usize = 4;
379 pub const VKILL: usize = 5;
380 pub const VREPRINT: usize = 6;
381 pub const VINTR: usize = 8;
382 pub const VQUIT: usize = 9;
383 pub const VSUSP: usize = 10;
384 pub const VDSUSP: usize = 11;
385 pub const VSTART: usize = 12;
386 pub const VSTOP: usize = 13;
387 pub const VLNEXT: usize = 14;
388 pub const VDISCARD: usize = 15;
389 pub const VMIN: usize = 16;
390 pub const VTIME: usize = 17;
391 pub const VSTATUS: usize = 18;
392 pub const _POSIX_VDISABLE: ::cc_t = 0xff;
393 pub const IGNBRK: ::tcflag_t = 0x00000001;
394 pub const BRKINT: ::tcflag_t = 0x00000002;
395 pub const IGNPAR: ::tcflag_t = 0x00000004;
396 pub const PARMRK: ::tcflag_t = 0x00000008;
397 pub const INPCK: ::tcflag_t = 0x00000010;
398 pub const ISTRIP: ::tcflag_t = 0x00000020;
399 pub const INLCR: ::tcflag_t = 0x00000040;
400 pub const IGNCR: ::tcflag_t = 0x00000080;
401 pub const ICRNL: ::tcflag_t = 0x00000100;
402 pub const IXON: ::tcflag_t = 0x00000200;
403 pub const IXOFF: ::tcflag_t = 0x00000400;
404 pub const IXANY: ::tcflag_t = 0x00000800;
405 pub const IMAXBEL: ::tcflag_t = 0x00002000;
406 pub const OPOST: ::tcflag_t = 0x1;
407 pub const ONLCR: ::tcflag_t = 0x2;
408 pub const OXTABS: ::tcflag_t = 0x4;
409 pub const ONOEOT: ::tcflag_t = 0x8;
410 pub const CIGNORE: ::tcflag_t = 0x00000001;
411 pub const CSIZE: ::tcflag_t = 0x00000300;
412 pub const CS5: ::tcflag_t = 0x00000000;
413 pub const CS6: ::tcflag_t = 0x00000100;
414 pub const CS7: ::tcflag_t = 0x00000200;
415 pub const CS8: ::tcflag_t = 0x00000300;
416 pub const CSTOPB: ::tcflag_t = 0x00000400;
417 pub const CREAD: ::tcflag_t = 0x00000800;
418 pub const PARENB: ::tcflag_t = 0x00001000;
419 pub const PARODD: ::tcflag_t = 0x00002000;
420 pub const HUPCL: ::tcflag_t = 0x00004000;
421 pub const CLOCAL: ::tcflag_t = 0x00008000;
422 pub const ECHOKE: ::tcflag_t = 0x00000001;
423 pub const ECHOE: ::tcflag_t = 0x00000002;
424 pub const ECHOK: ::tcflag_t = 0x00000004;
425 pub const ECHO: ::tcflag_t = 0x00000008;
426 pub const ECHONL: ::tcflag_t = 0x00000010;
427 pub const ECHOPRT: ::tcflag_t = 0x00000020;
428 pub const ECHOCTL: ::tcflag_t = 0x00000040;
429 pub const ISIG: ::tcflag_t = 0x00000080;
430 pub const ICANON: ::tcflag_t = 0x00000100;
431 pub const ALTWERASE: ::tcflag_t = 0x00000200;
432 pub const IEXTEN: ::tcflag_t = 0x00000400;
433 pub const EXTPROC: ::tcflag_t = 0x00000800;
434 pub const TOSTOP: ::tcflag_t = 0x00400000;
435 pub const FLUSHO: ::tcflag_t = 0x00800000;
436 pub const NOKERNINFO: ::tcflag_t = 0x02000000;
437 pub const PENDIN: ::tcflag_t = 0x20000000;
438 pub const NOFLSH: ::tcflag_t = 0x80000000;
439 pub const MDMBUF: ::tcflag_t = 0x00100000;
440 
441 pub const WNOHANG: ::c_int = 0x00000001;
442 pub const WUNTRACED: ::c_int = 0x00000002;
443 
444 pub const RTLD_LAZY: ::c_int = 0x1;
445 pub const RTLD_NOW: ::c_int = 0x2;
446 pub const RTLD_NEXT: *mut ::c_void = -1isize as *mut ::c_void;
447 pub const RTLD_DEFAULT: *mut ::c_void = -2isize as *mut ::c_void;
448 pub const RTLD_SELF: *mut ::c_void = -3isize as *mut ::c_void;
449 
450 pub const LOG_CRON: ::c_int = 9 << 3;
451 pub const LOG_AUTHPRIV: ::c_int = 10 << 3;
452 pub const LOG_FTP: ::c_int = 11 << 3;
453 pub const LOG_PERROR: ::c_int = 0x20;
454 
455 pub const TCP_NODELAY: ::c_int = 1;
456 pub const TCP_MAXSEG: ::c_int = 2;
457 
458 pub const PIPE_BUF: usize = 512;
459 
460 // si_code values for SIGBUS signal
461 pub const BUS_ADRALN: ::c_int = 1;
462 pub const BUS_ADRERR: ::c_int = 2;
463 pub const BUS_OBJERR: ::c_int = 3;
464 
465 // si_code values for SIGCHLD signal
466 pub const CLD_EXITED: ::c_int = 1;
467 pub const CLD_KILLED: ::c_int = 2;
468 pub const CLD_DUMPED: ::c_int = 3;
469 pub const CLD_TRAPPED: ::c_int = 4;
470 pub const CLD_STOPPED: ::c_int = 5;
471 pub const CLD_CONTINUED: ::c_int = 6;
472 
473 pub const POLLIN: ::c_short = 0x1;
474 pub const POLLPRI: ::c_short = 0x2;
475 pub const POLLOUT: ::c_short = 0x4;
476 pub const POLLERR: ::c_short = 0x8;
477 pub const POLLHUP: ::c_short = 0x10;
478 pub const POLLNVAL: ::c_short = 0x20;
479 pub const POLLRDNORM: ::c_short = 0x040;
480 pub const POLLWRNORM: ::c_short = 0x004;
481 pub const POLLRDBAND: ::c_short = 0x080;
482 pub const POLLWRBAND: ::c_short = 0x100;
483 
484 pub const BIOCGBLEN: ::c_ulong = 0x40044266;
485 pub const BIOCSBLEN: ::c_ulong = 0xc0044266;
486 pub const BIOCFLUSH: ::c_uint = 0x20004268;
487 pub const BIOCPROMISC: ::c_uint = 0x20004269;
488 pub const BIOCGDLT: ::c_ulong = 0x4004426a;
489 pub const BIOCGETIF: ::c_ulong = 0x4020426b;
490 pub const BIOCSETIF: ::c_ulong = 0x8020426c;
491 pub const BIOCGSTATS: ::c_ulong = 0x4008426f;
492 pub const BIOCIMMEDIATE: ::c_ulong = 0x80044270;
493 pub const BIOCVERSION: ::c_ulong = 0x40044271;
494 pub const BIOCGHDRCMPLT: ::c_ulong = 0x40044274;
495 pub const BIOCSHDRCMPLT: ::c_ulong = 0x80044275;
496 pub const SIOCGIFADDR: ::c_ulong = 0xc0206921;
497 
498 pub const REG_BASIC: ::c_int = 0o0000;
499 pub const REG_EXTENDED: ::c_int = 0o0001;
500 pub const REG_ICASE: ::c_int = 0o0002;
501 pub const REG_NOSUB: ::c_int = 0o0004;
502 pub const REG_NEWLINE: ::c_int = 0o0010;
503 pub const REG_NOSPEC: ::c_int = 0o0020;
504 pub const REG_PEND: ::c_int = 0o0040;
505 pub const REG_DUMP: ::c_int = 0o0200;
506 
507 pub const REG_NOMATCH: ::c_int = 1;
508 pub const REG_BADPAT: ::c_int = 2;
509 pub const REG_ECOLLATE: ::c_int = 3;
510 pub const REG_ECTYPE: ::c_int = 4;
511 pub const REG_EESCAPE: ::c_int = 5;
512 pub const REG_ESUBREG: ::c_int = 6;
513 pub const REG_EBRACK: ::c_int = 7;
514 pub const REG_EPAREN: ::c_int = 8;
515 pub const REG_EBRACE: ::c_int = 9;
516 pub const REG_BADBR: ::c_int = 10;
517 pub const REG_ERANGE: ::c_int = 11;
518 pub const REG_ESPACE: ::c_int = 12;
519 pub const REG_BADRPT: ::c_int = 13;
520 pub const REG_EMPTY: ::c_int = 14;
521 pub const REG_ASSERT: ::c_int = 15;
522 pub const REG_INVARG: ::c_int = 16;
523 pub const REG_ATOI: ::c_int = 255;
524 pub const REG_ITOA: ::c_int = 0o0400;
525 
526 pub const REG_NOTBOL: ::c_int = 0o00001;
527 pub const REG_NOTEOL: ::c_int = 0o00002;
528 pub const REG_STARTEND: ::c_int = 0o00004;
529 pub const REG_TRACE: ::c_int = 0o00400;
530 pub const REG_LARGE: ::c_int = 0o01000;
531 pub const REG_BACKR: ::c_int = 0o02000;
532 
533 pub const TIOCCBRK: ::c_uint = 0x2000747a;
534 pub const TIOCSBRK: ::c_uint = 0x2000747b;
535 
536 pub const PRIO_PROCESS: ::c_int = 0;
537 pub const PRIO_PGRP: ::c_int = 1;
538 pub const PRIO_USER: ::c_int = 2;
539 
540 pub const ITIMER_REAL: ::c_int = 0;
541 pub const ITIMER_VIRTUAL: ::c_int = 1;
542 pub const ITIMER_PROF: ::c_int = 2;
543 
544 f! {
545     pub fn CMSG_FIRSTHDR(mhdr: *const ::msghdr) -> *mut ::cmsghdr {
546         if (*mhdr).msg_controllen as usize >= ::mem::size_of::<::cmsghdr>() {
547             (*mhdr).msg_control as *mut ::cmsghdr
548         } else {
549             0 as *mut ::cmsghdr
550         }
551     }
552 
553     pub fn FD_CLR(fd: ::c_int, set: *mut fd_set) -> () {
554         let bits = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
555         let fd = fd as usize;
556         (*set).fds_bits[fd / bits] &= !(1 << (fd % bits));
557         return
558     }
559 
560     pub fn FD_ISSET(fd: ::c_int, set: *const fd_set) -> bool {
561         let bits = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
562         let fd = fd as usize;
563         return ((*set).fds_bits[fd / bits] & (1 << (fd % bits))) != 0
564     }
565 
566     pub fn FD_SET(fd: ::c_int, set: *mut fd_set) -> () {
567         let bits = ::mem::size_of_val(&(*set).fds_bits[0]) * 8;
568         let fd = fd as usize;
569         (*set).fds_bits[fd / bits] |= 1 << (fd % bits);
570         return
571     }
572 
573     pub fn FD_ZERO(set: *mut fd_set) -> () {
574         for slot in (*set).fds_bits.iter_mut() {
575             *slot = 0;
576         }
577     }
578 }
579 
580 safe_f! {
581     pub {const} fn WTERMSIG(status: ::c_int) -> ::c_int {
582         status & 0o177
583     }
584 
585     pub {const} fn WIFEXITED(status: ::c_int) -> bool {
586         (status & 0o177) == 0
587     }
588 
589     pub {const} fn WEXITSTATUS(status: ::c_int) -> ::c_int {
590         status >> 8
591     }
592 
593     pub {const} fn WCOREDUMP(status: ::c_int) -> bool {
594         (status & 0o200) != 0
595     }
596 
597     pub {const} fn QCMD(cmd: ::c_int, type_: ::c_int) -> ::c_int {
598         (cmd << 8) | (type_ & 0x00ff)
599     }
600 }
601 
602 extern "C" {
603     #[cfg_attr(
604         all(target_os = "macos", target_arch = "x86"),
605         link_name = "getrlimit$UNIX2003"
606     )]
getrlimit(resource: ::c_int, rlim: *mut ::rlimit) -> ::c_int607     pub fn getrlimit(resource: ::c_int, rlim: *mut ::rlimit) -> ::c_int;
608     #[cfg_attr(
609         all(target_os = "macos", target_arch = "x86"),
610         link_name = "setrlimit$UNIX2003"
611     )]
setrlimit(resource: ::c_int, rlim: *const ::rlimit) -> ::c_int612     pub fn setrlimit(resource: ::c_int, rlim: *const ::rlimit) -> ::c_int;
613 
strerror_r(errnum: ::c_int, buf: *mut c_char, buflen: ::size_t) -> ::c_int614     pub fn strerror_r(errnum: ::c_int, buf: *mut c_char, buflen: ::size_t) -> ::c_int;
abs(i: ::c_int) -> ::c_int615     pub fn abs(i: ::c_int) -> ::c_int;
labs(i: ::c_long) -> ::c_long616     pub fn labs(i: ::c_long) -> ::c_long;
617     #[cfg_attr(
618         all(target_os = "freebsd", any(freebsd12, freebsd11, freebsd10)),
619         link_name = "rand@FBSD_1.0"
620     )]
rand() -> ::c_int621     pub fn rand() -> ::c_int;
622     #[cfg_attr(
623         all(target_os = "freebsd", any(freebsd12, freebsd11, freebsd10)),
624         link_name = "srand@FBSD_1.0"
625     )]
srand(seed: ::c_uint)626     pub fn srand(seed: ::c_uint);
627 
getifaddrs(ifap: *mut *mut ::ifaddrs) -> ::c_int628     pub fn getifaddrs(ifap: *mut *mut ::ifaddrs) -> ::c_int;
freeifaddrs(ifa: *mut ::ifaddrs)629     pub fn freeifaddrs(ifa: *mut ::ifaddrs);
setgroups(ngroups: ::c_int, ptr: *const ::gid_t) -> ::c_int630     pub fn setgroups(ngroups: ::c_int, ptr: *const ::gid_t) -> ::c_int;
setlogin(name: *const ::c_char) -> ::c_int631     pub fn setlogin(name: *const ::c_char) -> ::c_int;
ioctl(fd: ::c_int, request: ::c_ulong, ...) -> ::c_int632     pub fn ioctl(fd: ::c_int, request: ::c_ulong, ...) -> ::c_int;
kqueue() -> ::c_int633     pub fn kqueue() -> ::c_int;
unmount(target: *const ::c_char, arg: ::c_int) -> ::c_int634     pub fn unmount(target: *const ::c_char, arg: ::c_int) -> ::c_int;
syscall(num: ::c_int, ...) -> ::c_int635     pub fn syscall(num: ::c_int, ...) -> ::c_int;
636     #[cfg_attr(target_os = "netbsd", link_name = "__getpwent50")]
getpwent() -> *mut passwd637     pub fn getpwent() -> *mut passwd;
setpwent()638     pub fn setpwent();
endpwent()639     pub fn endpwent();
endgrent()640     pub fn endgrent();
getgrent() -> *mut ::group641     pub fn getgrent() -> *mut ::group;
642 
getprogname() -> *const ::c_char643     pub fn getprogname() -> *const ::c_char;
setprogname(name: *const ::c_char)644     pub fn setprogname(name: *const ::c_char);
getloadavg(loadavg: *mut ::c_double, nelem: ::c_int) -> ::c_int645     pub fn getloadavg(loadavg: *mut ::c_double, nelem: ::c_int) -> ::c_int;
if_nameindex() -> *mut if_nameindex646     pub fn if_nameindex() -> *mut if_nameindex;
if_freenameindex(ptr: *mut if_nameindex)647     pub fn if_freenameindex(ptr: *mut if_nameindex);
648 
getpeereid(socket: ::c_int, euid: *mut ::uid_t, egid: *mut ::gid_t) -> ::c_int649     pub fn getpeereid(socket: ::c_int, euid: *mut ::uid_t, egid: *mut ::gid_t) -> ::c_int;
650 
651     #[cfg_attr(
652         all(target_os = "macos", not(target_arch = "aarch64")),
653         link_name = "glob$INODE64"
654     )]
655     #[cfg_attr(target_os = "netbsd", link_name = "__glob30")]
656     #[cfg_attr(
657         all(target_os = "freebsd", any(freebsd11, freebsd10)),
658         link_name = "glob@FBSD_1.0"
659     )]
glob( pattern: *const ::c_char, flags: ::c_int, errfunc: ::Option<extern "C" fn(epath: *const ::c_char, errno: ::c_int) -> ::c_int>, pglob: *mut ::glob_t, ) -> ::c_int660     pub fn glob(
661         pattern: *const ::c_char,
662         flags: ::c_int,
663         errfunc: ::Option<extern "C" fn(epath: *const ::c_char, errno: ::c_int) -> ::c_int>,
664         pglob: *mut ::glob_t,
665     ) -> ::c_int;
666     #[cfg_attr(target_os = "netbsd", link_name = "__globfree30")]
667     #[cfg_attr(
668         all(target_os = "freebsd", any(freebsd11, freebsd10)),
669         link_name = "globfree@FBSD_1.0"
670     )]
globfree(pglob: *mut ::glob_t)671     pub fn globfree(pglob: *mut ::glob_t);
672 
posix_madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int) -> ::c_int673     pub fn posix_madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int) -> ::c_int;
674 
shm_unlink(name: *const ::c_char) -> ::c_int675     pub fn shm_unlink(name: *const ::c_char) -> ::c_int;
676 
677     #[cfg_attr(
678         all(target_os = "macos", target_arch = "x86_64"),
679         link_name = "seekdir$INODE64"
680     )]
681     #[cfg_attr(
682         all(target_os = "macos", target_arch = "x86"),
683         link_name = "seekdir$INODE64$UNIX2003"
684     )]
seekdir(dirp: *mut ::DIR, loc: ::c_long)685     pub fn seekdir(dirp: *mut ::DIR, loc: ::c_long);
686 
687     #[cfg_attr(
688         all(target_os = "macos", target_arch = "x86_64"),
689         link_name = "telldir$INODE64"
690     )]
691     #[cfg_attr(
692         all(target_os = "macos", target_arch = "x86"),
693         link_name = "telldir$INODE64$UNIX2003"
694     )]
telldir(dirp: *mut ::DIR) -> ::c_long695     pub fn telldir(dirp: *mut ::DIR) -> ::c_long;
madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int) -> ::c_int696     pub fn madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int) -> ::c_int;
697 
698     #[cfg_attr(
699         all(target_os = "macos", target_arch = "x86"),
700         link_name = "msync$UNIX2003"
701     )]
702     #[cfg_attr(target_os = "netbsd", link_name = "__msync13")]
msync(addr: *mut ::c_void, len: ::size_t, flags: ::c_int) -> ::c_int703     pub fn msync(addr: *mut ::c_void, len: ::size_t, flags: ::c_int) -> ::c_int;
704 
705     #[cfg_attr(
706         all(target_os = "macos", target_arch = "x86"),
707         link_name = "recvfrom$UNIX2003"
708     )]
recvfrom( socket: ::c_int, buf: *mut ::c_void, len: ::size_t, flags: ::c_int, addr: *mut ::sockaddr, addrlen: *mut ::socklen_t, ) -> ::ssize_t709     pub fn recvfrom(
710         socket: ::c_int,
711         buf: *mut ::c_void,
712         len: ::size_t,
713         flags: ::c_int,
714         addr: *mut ::sockaddr,
715         addrlen: *mut ::socklen_t,
716     ) -> ::ssize_t;
mkstemps(template: *mut ::c_char, suffixlen: ::c_int) -> ::c_int717     pub fn mkstemps(template: *mut ::c_char, suffixlen: ::c_int) -> ::c_int;
718     #[cfg_attr(target_os = "netbsd", link_name = "__futimes50")]
futimes(fd: ::c_int, times: *const ::timeval) -> ::c_int719     pub fn futimes(fd: ::c_int, times: *const ::timeval) -> ::c_int;
nl_langinfo(item: ::nl_item) -> *mut ::c_char720     pub fn nl_langinfo(item: ::nl_item) -> *mut ::c_char;
721 
722     #[cfg_attr(
723         all(target_os = "macos", target_arch = "x86"),
724         link_name = "bind$UNIX2003"
725     )]
bind(socket: ::c_int, address: *const ::sockaddr, address_len: ::socklen_t) -> ::c_int726     pub fn bind(socket: ::c_int, address: *const ::sockaddr, address_len: ::socklen_t) -> ::c_int;
727 
728     #[cfg_attr(
729         all(target_os = "macos", target_arch = "x86"),
730         link_name = "writev$UNIX2003"
731     )]
writev(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t732     pub fn writev(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t;
733     #[cfg_attr(
734         all(target_os = "macos", target_arch = "x86"),
735         link_name = "readv$UNIX2003"
736     )]
readv(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t737     pub fn readv(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t;
738 
739     #[cfg_attr(
740         all(target_os = "macos", target_arch = "x86"),
741         link_name = "sendmsg$UNIX2003"
742     )]
sendmsg(fd: ::c_int, msg: *const ::msghdr, flags: ::c_int) -> ::ssize_t743     pub fn sendmsg(fd: ::c_int, msg: *const ::msghdr, flags: ::c_int) -> ::ssize_t;
744     #[cfg_attr(
745         all(target_os = "macos", target_arch = "x86"),
746         link_name = "recvmsg$UNIX2003"
747     )]
recvmsg(fd: ::c_int, msg: *mut ::msghdr, flags: ::c_int) -> ::ssize_t748     pub fn recvmsg(fd: ::c_int, msg: *mut ::msghdr, flags: ::c_int) -> ::ssize_t;
749 
sync()750     pub fn sync();
getgrgid_r( gid: ::gid_t, grp: *mut ::group, buf: *mut ::c_char, buflen: ::size_t, result: *mut *mut ::group, ) -> ::c_int751     pub fn getgrgid_r(
752         gid: ::gid_t,
753         grp: *mut ::group,
754         buf: *mut ::c_char,
755         buflen: ::size_t,
756         result: *mut *mut ::group,
757     ) -> ::c_int;
758     #[cfg_attr(
759         all(target_os = "macos", target_arch = "x86"),
760         link_name = "sigaltstack$UNIX2003"
761     )]
762     #[cfg_attr(target_os = "netbsd", link_name = "__sigaltstack14")]
sigaltstack(ss: *const stack_t, oss: *mut stack_t) -> ::c_int763     pub fn sigaltstack(ss: *const stack_t, oss: *mut stack_t) -> ::c_int;
sigsuspend(mask: *const ::sigset_t) -> ::c_int764     pub fn sigsuspend(mask: *const ::sigset_t) -> ::c_int;
sem_close(sem: *mut sem_t) -> ::c_int765     pub fn sem_close(sem: *mut sem_t) -> ::c_int;
getdtablesize() -> ::c_int766     pub fn getdtablesize() -> ::c_int;
getgrnam_r( name: *const ::c_char, grp: *mut ::group, buf: *mut ::c_char, buflen: ::size_t, result: *mut *mut ::group, ) -> ::c_int767     pub fn getgrnam_r(
768         name: *const ::c_char,
769         grp: *mut ::group,
770         buf: *mut ::c_char,
771         buflen: ::size_t,
772         result: *mut *mut ::group,
773     ) -> ::c_int;
774     #[cfg_attr(
775         all(target_os = "macos", target_arch = "x86"),
776         link_name = "pthread_sigmask$UNIX2003"
777     )]
pthread_sigmask(how: ::c_int, set: *const sigset_t, oldset: *mut sigset_t) -> ::c_int778     pub fn pthread_sigmask(how: ::c_int, set: *const sigset_t, oldset: *mut sigset_t) -> ::c_int;
sem_open(name: *const ::c_char, oflag: ::c_int, ...) -> *mut sem_t779     pub fn sem_open(name: *const ::c_char, oflag: ::c_int, ...) -> *mut sem_t;
getgrnam(name: *const ::c_char) -> *mut ::group780     pub fn getgrnam(name: *const ::c_char) -> *mut ::group;
781     #[cfg_attr(
782         all(target_os = "macos", target_arch = "x86"),
783         link_name = "pthread_cancel$UNIX2003"
784     )]
pthread_cancel(thread: ::pthread_t) -> ::c_int785     pub fn pthread_cancel(thread: ::pthread_t) -> ::c_int;
pthread_kill(thread: ::pthread_t, sig: ::c_int) -> ::c_int786     pub fn pthread_kill(thread: ::pthread_t, sig: ::c_int) -> ::c_int;
sched_get_priority_min(policy: ::c_int) -> ::c_int787     pub fn sched_get_priority_min(policy: ::c_int) -> ::c_int;
sched_get_priority_max(policy: ::c_int) -> ::c_int788     pub fn sched_get_priority_max(policy: ::c_int) -> ::c_int;
sem_unlink(name: *const ::c_char) -> ::c_int789     pub fn sem_unlink(name: *const ::c_char) -> ::c_int;
790     #[cfg_attr(target_os = "netbsd", link_name = "__getpwnam_r50")]
getpwnam_r( name: *const ::c_char, pwd: *mut passwd, buf: *mut ::c_char, buflen: ::size_t, result: *mut *mut passwd, ) -> ::c_int791     pub fn getpwnam_r(
792         name: *const ::c_char,
793         pwd: *mut passwd,
794         buf: *mut ::c_char,
795         buflen: ::size_t,
796         result: *mut *mut passwd,
797     ) -> ::c_int;
798     #[cfg_attr(target_os = "netbsd", link_name = "__getpwuid_r50")]
getpwuid_r( uid: ::uid_t, pwd: *mut passwd, buf: *mut ::c_char, buflen: ::size_t, result: *mut *mut passwd, ) -> ::c_int799     pub fn getpwuid_r(
800         uid: ::uid_t,
801         pwd: *mut passwd,
802         buf: *mut ::c_char,
803         buflen: ::size_t,
804         result: *mut *mut passwd,
805     ) -> ::c_int;
806     #[cfg_attr(
807         all(target_os = "macos", target_arch = "x86"),
808         link_name = "sigwait$UNIX2003"
809     )]
sigwait(set: *const sigset_t, sig: *mut ::c_int) -> ::c_int810     pub fn sigwait(set: *const sigset_t, sig: *mut ::c_int) -> ::c_int;
pthread_atfork( prepare: ::Option<unsafe extern "C" fn()>, parent: ::Option<unsafe extern "C" fn()>, child: ::Option<unsafe extern "C" fn()>, ) -> ::c_int811     pub fn pthread_atfork(
812         prepare: ::Option<unsafe extern "C" fn()>,
813         parent: ::Option<unsafe extern "C" fn()>,
814         child: ::Option<unsafe extern "C" fn()>,
815     ) -> ::c_int;
getgrgid(gid: ::gid_t) -> *mut ::group816     pub fn getgrgid(gid: ::gid_t) -> *mut ::group;
817     #[cfg_attr(
818         all(target_os = "macos", target_arch = "x86"),
819         link_name = "popen$UNIX2003"
820     )]
popen(command: *const c_char, mode: *const c_char) -> *mut ::FILE821     pub fn popen(command: *const c_char, mode: *const c_char) -> *mut ::FILE;
faccessat( dirfd: ::c_int, pathname: *const ::c_char, mode: ::c_int, flags: ::c_int, ) -> ::c_int822     pub fn faccessat(
823         dirfd: ::c_int,
824         pathname: *const ::c_char,
825         mode: ::c_int,
826         flags: ::c_int,
827     ) -> ::c_int;
pthread_create( native: *mut ::pthread_t, attr: *const ::pthread_attr_t, f: extern "C" fn(*mut ::c_void) -> *mut ::c_void, value: *mut ::c_void, ) -> ::c_int828     pub fn pthread_create(
829         native: *mut ::pthread_t,
830         attr: *const ::pthread_attr_t,
831         f: extern "C" fn(*mut ::c_void) -> *mut ::c_void,
832         value: *mut ::c_void,
833     ) -> ::c_int;
acct(filename: *const ::c_char) -> ::c_int834     pub fn acct(filename: *const ::c_char) -> ::c_int;
835     #[cfg_attr(
836         all(target_os = "macos", target_arch = "x86"),
837         link_name = "wait4$UNIX2003"
838     )]
839     #[cfg_attr(
840         all(target_os = "freebsd", any(freebsd12, freebsd11, freebsd10)),
841         link_name = "wait4@FBSD_1.0"
842     )]
wait4( pid: ::pid_t, status: *mut ::c_int, options: ::c_int, rusage: *mut ::rusage, ) -> ::pid_t843     pub fn wait4(
844         pid: ::pid_t,
845         status: *mut ::c_int,
846         options: ::c_int,
847         rusage: *mut ::rusage,
848     ) -> ::pid_t;
849     #[cfg_attr(
850         all(target_os = "macos", target_arch = "x86"),
851         link_name = "getitimer$UNIX2003"
852     )]
getitimer(which: ::c_int, curr_value: *mut ::itimerval) -> ::c_int853     pub fn getitimer(which: ::c_int, curr_value: *mut ::itimerval) -> ::c_int;
854     #[cfg_attr(
855         all(target_os = "macos", target_arch = "x86"),
856         link_name = "setitimer$UNIX2003"
857     )]
setitimer( which: ::c_int, new_value: *const ::itimerval, old_value: *mut ::itimerval, ) -> ::c_int858     pub fn setitimer(
859         which: ::c_int,
860         new_value: *const ::itimerval,
861         old_value: *mut ::itimerval,
862     ) -> ::c_int;
863 
regcomp(preg: *mut regex_t, pattern: *const ::c_char, cflags: ::c_int) -> ::c_int864     pub fn regcomp(preg: *mut regex_t, pattern: *const ::c_char, cflags: ::c_int) -> ::c_int;
865 
regexec( preg: *const regex_t, input: *const ::c_char, nmatch: ::size_t, pmatch: *mut regmatch_t, eflags: ::c_int, ) -> ::c_int866     pub fn regexec(
867         preg: *const regex_t,
868         input: *const ::c_char,
869         nmatch: ::size_t,
870         pmatch: *mut regmatch_t,
871         eflags: ::c_int,
872     ) -> ::c_int;
873 
regerror( errcode: ::c_int, preg: *const regex_t, errbuf: *mut ::c_char, errbuf_size: ::size_t, ) -> ::size_t874     pub fn regerror(
875         errcode: ::c_int,
876         preg: *const regex_t,
877         errbuf: *mut ::c_char,
878         errbuf_size: ::size_t,
879     ) -> ::size_t;
880 
regfree(preg: *mut regex_t)881     pub fn regfree(preg: *mut regex_t);
882 
arc4random() -> u32883     pub fn arc4random() -> u32;
arc4random_buf(buf: *mut ::c_void, size: ::size_t)884     pub fn arc4random_buf(buf: *mut ::c_void, size: ::size_t);
arc4random_uniform(l: u32) -> u32885     pub fn arc4random_uniform(l: u32) -> u32;
886 
drand48() -> ::c_double887     pub fn drand48() -> ::c_double;
erand48(xseed: *mut ::c_ushort) -> ::c_double888     pub fn erand48(xseed: *mut ::c_ushort) -> ::c_double;
lrand48() -> ::c_long889     pub fn lrand48() -> ::c_long;
nrand48(xseed: *mut ::c_ushort) -> ::c_long890     pub fn nrand48(xseed: *mut ::c_ushort) -> ::c_long;
mrand48() -> ::c_long891     pub fn mrand48() -> ::c_long;
jrand48(xseed: *mut ::c_ushort) -> ::c_long892     pub fn jrand48(xseed: *mut ::c_ushort) -> ::c_long;
srand48(seed: ::c_long)893     pub fn srand48(seed: ::c_long);
seed48(xseed: *mut ::c_ushort) -> *mut ::c_ushort894     pub fn seed48(xseed: *mut ::c_ushort) -> *mut ::c_ushort;
lcong48(p: *mut ::c_ushort)895     pub fn lcong48(p: *mut ::c_ushort);
getopt_long( argc: ::c_int, argv: *const *mut c_char, optstring: *const c_char, longopts: *const option, longindex: *mut ::c_int, ) -> ::c_int896     pub fn getopt_long(
897         argc: ::c_int,
898         argv: *const *mut c_char,
899         optstring: *const c_char,
900         longopts: *const option,
901         longindex: *mut ::c_int,
902     ) -> ::c_int;
903 
strftime( buf: *mut ::c_char, maxsize: ::size_t, format: *const ::c_char, timeptr: *const ::tm, ) -> ::size_t904     pub fn strftime(
905         buf: *mut ::c_char,
906         maxsize: ::size_t,
907         format: *const ::c_char,
908         timeptr: *const ::tm,
909     ) -> ::size_t;
strftime_l( buf: *mut ::c_char, maxsize: ::size_t, format: *const ::c_char, timeptr: *const ::tm, locale: ::locale_t, ) -> ::size_t910     pub fn strftime_l(
911         buf: *mut ::c_char,
912         maxsize: ::size_t,
913         format: *const ::c_char,
914         timeptr: *const ::tm,
915         locale: ::locale_t,
916     ) -> ::size_t;
917 }
918 
919 cfg_if! {
920     if #[cfg(any(target_os = "macos", target_os = "ios", target_os = "tvos", target_os = "watchos"))] {
921         mod apple;
922         pub use self::apple::*;
923     } else if #[cfg(any(target_os = "openbsd", target_os = "netbsd"))] {
924         mod netbsdlike;
925         pub use self::netbsdlike::*;
926     } else if #[cfg(any(target_os = "freebsd", target_os = "dragonfly"))] {
927         mod freebsdlike;
928         pub use self::freebsdlike::*;
929     } else {
930         // Unknown target_os
931     }
932 }
933