1 //! Definitions found commonly among almost all Unix derivatives
2 //!
3 //! More functions and definitions can be found in the more specific modules
4 //! according to the platform in question.
5 
6 pub type c_schar = i8;
7 pub type c_uchar = u8;
8 pub type c_short = i16;
9 pub type c_ushort = u16;
10 pub type c_int = i32;
11 pub type c_uint = u32;
12 pub type c_float = f32;
13 pub type c_double = f64;
14 pub type c_longlong = i64;
15 pub type c_ulonglong = u64;
16 pub type intmax_t = i64;
17 pub type uintmax_t = u64;
18 
19 pub type size_t = usize;
20 pub type ptrdiff_t = isize;
21 pub type intptr_t = isize;
22 pub type uintptr_t = usize;
23 pub type ssize_t = isize;
24 
25 pub type pid_t = i32;
26 pub type uid_t = u32;
27 pub type gid_t = u32;
28 pub type in_addr_t = u32;
29 pub type in_port_t = u16;
30 pub type sighandler_t = ::size_t;
31 pub type cc_t = ::c_uchar;
32 
33 #[cfg_attr(feature = "extra_traits", derive(Debug))]
34 pub enum DIR {}
35 impl ::Copy for DIR {}
36 impl ::Clone for DIR {
clone(&self) -> DIR37     fn clone(&self) -> DIR {
38         *self
39     }
40 }
41 pub type locale_t = *mut ::c_void;
42 
43 s! {
44     pub struct group {
45         pub gr_name: *mut ::c_char,
46         pub gr_passwd: *mut ::c_char,
47         pub gr_gid: ::gid_t,
48         pub gr_mem: *mut *mut ::c_char,
49     }
50 
51     pub struct utimbuf {
52         pub actime: time_t,
53         pub modtime: time_t,
54     }
55 
56     pub struct timeval {
57         pub tv_sec: time_t,
58         pub tv_usec: suseconds_t,
59     }
60 
61     // linux x32 compatibility
62     // See https://sourceware.org/bugzilla/show_bug.cgi?id=16437
63     pub struct timespec {
64         pub tv_sec: time_t,
65         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
66         pub tv_nsec: i64,
67         #[cfg(not(all(target_arch = "x86_64", target_pointer_width = "32")))]
68         pub tv_nsec: ::c_long,
69     }
70 
71     pub struct rlimit {
72         pub rlim_cur: rlim_t,
73         pub rlim_max: rlim_t,
74     }
75 
76     pub struct rusage {
77         pub ru_utime: timeval,
78         pub ru_stime: timeval,
79         pub ru_maxrss: c_long,
80         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
81         __pad1: u32,
82         pub ru_ixrss: c_long,
83         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
84         __pad2: u32,
85         pub ru_idrss: c_long,
86         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
87         __pad3: u32,
88         pub ru_isrss: c_long,
89         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
90         __pad4: u32,
91         pub ru_minflt: c_long,
92         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
93         __pad5: u32,
94         pub ru_majflt: c_long,
95         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
96         __pad6: u32,
97         pub ru_nswap: c_long,
98         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
99         __pad7: u32,
100         pub ru_inblock: c_long,
101         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
102         __pad8: u32,
103         pub ru_oublock: c_long,
104         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
105         __pad9: u32,
106         pub ru_msgsnd: c_long,
107         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
108         __pad10: u32,
109         pub ru_msgrcv: c_long,
110         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
111         __pad11: u32,
112         pub ru_nsignals: c_long,
113         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
114         __pad12: u32,
115         pub ru_nvcsw: c_long,
116         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
117         __pad13: u32,
118         pub ru_nivcsw: c_long,
119         #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
120         __pad14: u32,
121 
122         #[cfg(any(target_env = "musl", target_os = "emscripten"))]
123         __reserved: [c_long; 16],
124     }
125 
126     pub struct ipv6_mreq {
127         pub ipv6mr_multiaddr: in6_addr,
128         #[cfg(target_os = "android")]
129         pub ipv6mr_interface: ::c_int,
130         #[cfg(not(target_os = "android"))]
131         pub ipv6mr_interface: ::c_uint,
132     }
133 
134     pub struct hostent {
135         pub h_name: *mut ::c_char,
136         pub h_aliases: *mut *mut ::c_char,
137         pub h_addrtype: ::c_int,
138         pub h_length: ::c_int,
139         pub h_addr_list: *mut *mut ::c_char,
140     }
141 
142     pub struct iovec {
143         pub iov_base: *mut ::c_void,
144         pub iov_len: ::size_t,
145     }
146 
147     pub struct pollfd {
148         pub fd: ::c_int,
149         pub events: ::c_short,
150         pub revents: ::c_short,
151     }
152 
153     pub struct winsize {
154         pub ws_row: ::c_ushort,
155         pub ws_col: ::c_ushort,
156         pub ws_xpixel: ::c_ushort,
157         pub ws_ypixel: ::c_ushort,
158     }
159 
160     pub struct linger {
161         pub l_onoff: ::c_int,
162         pub l_linger: ::c_int,
163     }
164 
165     pub struct sigval {
166         // Actually a union of an int and a void*
167         pub sival_ptr: *mut ::c_void
168     }
169 
170     // <sys/time.h>
171     pub struct itimerval {
172         pub it_interval: ::timeval,
173         pub it_value: ::timeval,
174     }
175 
176     // <sys/times.h>
177     pub struct tms {
178         pub tms_utime: ::clock_t,
179         pub tms_stime: ::clock_t,
180         pub tms_cutime: ::clock_t,
181         pub tms_cstime: ::clock_t,
182     }
183 
184     pub struct servent {
185         pub s_name: *mut ::c_char,
186         pub s_aliases: *mut *mut ::c_char,
187         pub s_port: ::c_int,
188         pub s_proto: *mut ::c_char,
189     }
190 
191     pub struct protoent {
192         pub p_name: *mut ::c_char,
193         pub p_aliases: *mut *mut ::c_char,
194         pub p_proto: ::c_int,
195     }
196 }
197 
198 pub const INT_MIN: c_int = -2147483648;
199 pub const INT_MAX: c_int = 2147483647;
200 
201 pub const SIG_DFL: sighandler_t = 0 as sighandler_t;
202 pub const SIG_IGN: sighandler_t = 1 as sighandler_t;
203 pub const SIG_ERR: sighandler_t = !0 as sighandler_t;
204 
205 pub const DT_UNKNOWN: u8 = 0;
206 pub const DT_FIFO: u8 = 1;
207 pub const DT_CHR: u8 = 2;
208 pub const DT_DIR: u8 = 4;
209 pub const DT_BLK: u8 = 6;
210 pub const DT_REG: u8 = 8;
211 pub const DT_LNK: u8 = 10;
212 pub const DT_SOCK: u8 = 12;
213 
214 cfg_if! {
215     if #[cfg(not(target_os = "redox"))] {
216         pub const FD_CLOEXEC: ::c_int = 0x1;
217     }
218 }
219 
220 pub const USRQUOTA: ::c_int = 0;
221 pub const GRPQUOTA: ::c_int = 1;
222 
223 pub const SIGIOT: ::c_int = 6;
224 
225 pub const S_ISUID: ::mode_t = 0x800;
226 pub const S_ISGID: ::mode_t = 0x400;
227 pub const S_ISVTX: ::mode_t = 0x200;
228 
229 cfg_if! {
230     if #[cfg(not(any(target_os = "illumos", target_os = "solaris")))] {
231         pub const IF_NAMESIZE: ::size_t = 16;
232         pub const IFNAMSIZ: ::size_t = IF_NAMESIZE;
233     }
234 }
235 
236 pub const LOG_EMERG: ::c_int = 0;
237 pub const LOG_ALERT: ::c_int = 1;
238 pub const LOG_CRIT: ::c_int = 2;
239 pub const LOG_ERR: ::c_int = 3;
240 pub const LOG_WARNING: ::c_int = 4;
241 pub const LOG_NOTICE: ::c_int = 5;
242 pub const LOG_INFO: ::c_int = 6;
243 pub const LOG_DEBUG: ::c_int = 7;
244 
245 pub const LOG_KERN: ::c_int = 0;
246 pub const LOG_USER: ::c_int = 1 << 3;
247 pub const LOG_MAIL: ::c_int = 2 << 3;
248 pub const LOG_DAEMON: ::c_int = 3 << 3;
249 pub const LOG_AUTH: ::c_int = 4 << 3;
250 pub const LOG_SYSLOG: ::c_int = 5 << 3;
251 pub const LOG_LPR: ::c_int = 6 << 3;
252 pub const LOG_NEWS: ::c_int = 7 << 3;
253 pub const LOG_UUCP: ::c_int = 8 << 3;
254 pub const LOG_LOCAL0: ::c_int = 16 << 3;
255 pub const LOG_LOCAL1: ::c_int = 17 << 3;
256 pub const LOG_LOCAL2: ::c_int = 18 << 3;
257 pub const LOG_LOCAL3: ::c_int = 19 << 3;
258 pub const LOG_LOCAL4: ::c_int = 20 << 3;
259 pub const LOG_LOCAL5: ::c_int = 21 << 3;
260 pub const LOG_LOCAL6: ::c_int = 22 << 3;
261 pub const LOG_LOCAL7: ::c_int = 23 << 3;
262 
263 pub const LOG_PID: ::c_int = 0x01;
264 pub const LOG_CONS: ::c_int = 0x02;
265 pub const LOG_ODELAY: ::c_int = 0x04;
266 pub const LOG_NDELAY: ::c_int = 0x08;
267 pub const LOG_NOWAIT: ::c_int = 0x10;
268 
269 pub const LOG_PRIMASK: ::c_int = 7;
270 pub const LOG_FACMASK: ::c_int = 0x3f8;
271 
272 pub const PRIO_MIN: ::c_int = -20;
273 pub const PRIO_MAX: ::c_int = 20;
274 
275 pub const IPPROTO_ICMP: ::c_int = 1;
276 pub const IPPROTO_ICMPV6: ::c_int = 58;
277 pub const IPPROTO_TCP: ::c_int = 6;
278 pub const IPPROTO_UDP: ::c_int = 17;
279 pub const IPPROTO_IP: ::c_int = 0;
280 pub const IPPROTO_IPV6: ::c_int = 41;
281 
282 pub const INADDR_LOOPBACK: in_addr_t = 2130706433;
283 pub const INADDR_ANY: in_addr_t = 0;
284 pub const INADDR_BROADCAST: in_addr_t = 4294967295;
285 pub const INADDR_NONE: in_addr_t = 4294967295;
286 
287 pub const ARPOP_REQUEST: u16 = 1;
288 pub const ARPOP_REPLY: u16 = 2;
289 
290 pub const ATF_COM: ::c_int = 0x02;
291 pub const ATF_PERM: ::c_int = 0x04;
292 pub const ATF_PUBL: ::c_int = 0x08;
293 pub const ATF_USETRAILERS: ::c_int = 0x10;
294 
295 cfg_if! {
296     if #[cfg(target_os = "l4re")] {
297         // required libraries for L4Re are linked externally, ATM
298     } else if #[cfg(feature = "std")] {
299         // cargo build, don't pull in anything extra as the libstd dep
300         // already pulls in all libs.
301     } else if #[cfg(all(target_os = "linux",
302                         target_env = "gnu",
303                         feature = "rustc-dep-of-std"))] {
304         #[link(name = "util", kind = "static-nobundle",
305             cfg(target_feature = "crt-static"))]
306         #[link(name = "rt", kind = "static-nobundle",
307             cfg(target_feature = "crt-static"))]
308         #[link(name = "pthread", kind = "static-nobundle",
309             cfg(target_feature = "crt-static"))]
310         #[link(name = "m", kind = "static-nobundle",
311             cfg(target_feature = "crt-static"))]
312         #[link(name = "dl", kind = "static-nobundle",
313             cfg(target_feature = "crt-static"))]
314         #[link(name = "c", kind = "static-nobundle",
315             cfg(target_feature = "crt-static"))]
316         #[link(name = "gcc_eh", kind = "static-nobundle",
317             cfg(target_feature = "crt-static"))]
318         #[link(name = "gcc", kind = "static-nobundle",
319             cfg(target_feature = "crt-static"))]
320         #[link(name = "util", cfg(not(target_feature = "crt-static")))]
321         #[link(name = "rt", cfg(not(target_feature = "crt-static")))]
322         #[link(name = "pthread", cfg(not(target_feature = "crt-static")))]
323         #[link(name = "m", cfg(not(target_feature = "crt-static")))]
324         #[link(name = "dl", cfg(not(target_feature = "crt-static")))]
325         #[link(name = "c", cfg(not(target_feature = "crt-static")))]
326         extern {}
327     } else if #[cfg(target_env = "musl")] {
328         #[cfg_attr(feature = "rustc-dep-of-std",
329                    link(name = "c", kind = "static",
330                         cfg(target_feature = "crt-static")))]
331         #[cfg_attr(feature = "rustc-dep-of-std",
332                    link(name = "c", cfg(not(target_feature = "crt-static"))))]
333         extern {}
334     } else if #[cfg(target_os = "emscripten")] {
335         #[link(name = "c")]
336         extern {}
337     } else if #[cfg(all(target_os = "netbsd",
338                         feature = "rustc-dep-of-std",
339                         target_vendor = "rumprun"))] {
340         // Since we don't use -nodefaultlibs on Rumprun, libc is always pulled
341         // in automatically by the linker. We avoid passing it explicitly, as it
342         // causes some versions of binutils to crash with an assertion failure.
343         #[link(name = "m")]
344         extern {}
345     } else if #[cfg(any(target_os = "macos",
346                         target_os = "ios",
347                         target_os = "android",
348                         target_os = "openbsd"))] {
349         #[link(name = "c")]
350         #[link(name = "m")]
351         extern {}
352     } else if #[cfg(target_os = "haiku")] {
353         #[link(name = "root")]
354         #[link(name = "network")]
355         extern {}
356     } else if #[cfg(target_env = "newlib")] {
357         #[link(name = "c")]
358         #[link(name = "m")]
359         extern {}
360     } else if #[cfg(target_os = "hermit")] {
361         // no_default_libraries is set to false for HermitCore, so only a link
362         // to "pthread" needs to be added.
363         #[link(name = "pthread")]
364         extern {}
365     } else if #[cfg(target_env = "illumos")] {
366         #[link(name = "c")]
367         #[link(name = "m")]
368         extern {}
369     } else if #[cfg(target_os = "redox")] {
370         #[cfg_attr(feature = "rustc-dep-of-std",
371                    link(name = "c", kind = "static-nobundle",
372                         cfg(target_feature = "crt-static")))]
373         #[cfg_attr(feature = "rustc-dep-of-std",
374                    link(name = "c", cfg(not(target_feature = "crt-static"))))]
375         extern {}
376     } else {
377         #[link(name = "c")]
378         #[link(name = "m")]
379         #[link(name = "rt")]
380         #[link(name = "pthread")]
381         extern {}
382     }
383 }
384 
385 #[cfg_attr(feature = "extra_traits", derive(Debug))]
386 pub enum FILE {}
387 impl ::Copy for FILE {}
388 impl ::Clone for FILE {
clone(&self) -> FILE389     fn clone(&self) -> FILE {
390         *self
391     }
392 }
393 #[cfg_attr(feature = "extra_traits", derive(Debug))]
394 pub enum fpos_t {} // FIXME: fill this out with a struct
395 impl ::Copy for fpos_t {}
396 impl ::Clone for fpos_t {
clone(&self) -> fpos_t397     fn clone(&self) -> fpos_t {
398         *self
399     }
400 }
401 
402 extern "C" {
isalnum(c: c_int) -> c_int403     pub fn isalnum(c: c_int) -> c_int;
isalpha(c: c_int) -> c_int404     pub fn isalpha(c: c_int) -> c_int;
iscntrl(c: c_int) -> c_int405     pub fn iscntrl(c: c_int) -> c_int;
isdigit(c: c_int) -> c_int406     pub fn isdigit(c: c_int) -> c_int;
isgraph(c: c_int) -> c_int407     pub fn isgraph(c: c_int) -> c_int;
islower(c: c_int) -> c_int408     pub fn islower(c: c_int) -> c_int;
isprint(c: c_int) -> c_int409     pub fn isprint(c: c_int) -> c_int;
ispunct(c: c_int) -> c_int410     pub fn ispunct(c: c_int) -> c_int;
isspace(c: c_int) -> c_int411     pub fn isspace(c: c_int) -> c_int;
isupper(c: c_int) -> c_int412     pub fn isupper(c: c_int) -> c_int;
isxdigit(c: c_int) -> c_int413     pub fn isxdigit(c: c_int) -> c_int;
isblank(c: c_int) -> c_int414     pub fn isblank(c: c_int) -> c_int;
tolower(c: c_int) -> c_int415     pub fn tolower(c: c_int) -> c_int;
toupper(c: c_int) -> c_int416     pub fn toupper(c: c_int) -> c_int;
qsort( base: *mut c_void, num: size_t, size: size_t, compar: ::Option< unsafe extern "C" fn(*const c_void, *const c_void) -> c_int, >, )417     pub fn qsort(
418         base: *mut c_void,
419         num: size_t,
420         size: size_t,
421         compar: ::Option<
422             unsafe extern "C" fn(*const c_void, *const c_void) -> c_int,
423         >,
424     );
bsearch( key: *const c_void, base: *const c_void, num: size_t, size: size_t, compar: ::Option< unsafe extern "C" fn(*const c_void, *const c_void) -> c_int, >, ) -> *mut c_void425     pub fn bsearch(
426         key: *const c_void,
427         base: *const c_void,
428         num: size_t,
429         size: size_t,
430         compar: ::Option<
431             unsafe extern "C" fn(*const c_void, *const c_void) -> c_int,
432         >,
433     ) -> *mut c_void;
434     #[cfg_attr(
435         all(target_os = "macos", target_arch = "x86"),
436         link_name = "fopen$UNIX2003"
437     )]
fopen(filename: *const c_char, mode: *const c_char) -> *mut FILE438     pub fn fopen(filename: *const c_char, mode: *const c_char) -> *mut FILE;
439     #[cfg_attr(
440         all(target_os = "macos", target_arch = "x86"),
441         link_name = "freopen$UNIX2003"
442     )]
freopen( filename: *const c_char, mode: *const c_char, file: *mut FILE, ) -> *mut FILE443     pub fn freopen(
444         filename: *const c_char,
445         mode: *const c_char,
446         file: *mut FILE,
447     ) -> *mut FILE;
fmemopen( buf: *mut c_void, size: size_t, mode: *const c_char, ) -> *mut FILE448     pub fn fmemopen(
449         buf: *mut c_void,
450         size: size_t,
451         mode: *const c_char,
452     ) -> *mut FILE;
open_memstream( ptr: *mut *mut c_char, sizeloc: *mut size_t, ) -> *mut FILE453     pub fn open_memstream(
454         ptr: *mut *mut c_char,
455         sizeloc: *mut size_t,
456     ) -> *mut FILE;
open_wmemstream( ptr: *mut *mut wchar_t, sizeloc: *mut size_t, ) -> *mut FILE457     pub fn open_wmemstream(
458         ptr: *mut *mut wchar_t,
459         sizeloc: *mut size_t,
460     ) -> *mut FILE;
fflush(file: *mut FILE) -> c_int461     pub fn fflush(file: *mut FILE) -> c_int;
fclose(file: *mut FILE) -> c_int462     pub fn fclose(file: *mut FILE) -> c_int;
remove(filename: *const c_char) -> c_int463     pub fn remove(filename: *const c_char) -> c_int;
rename(oldname: *const c_char, newname: *const c_char) -> c_int464     pub fn rename(oldname: *const c_char, newname: *const c_char) -> c_int;
tmpfile() -> *mut FILE465     pub fn tmpfile() -> *mut FILE;
setvbuf( stream: *mut FILE, buffer: *mut c_char, mode: c_int, size: size_t, ) -> c_int466     pub fn setvbuf(
467         stream: *mut FILE,
468         buffer: *mut c_char,
469         mode: c_int,
470         size: size_t,
471     ) -> c_int;
setbuf(stream: *mut FILE, buf: *mut c_char)472     pub fn setbuf(stream: *mut FILE, buf: *mut c_char);
getchar() -> c_int473     pub fn getchar() -> c_int;
putchar(c: c_int) -> c_int474     pub fn putchar(c: c_int) -> c_int;
fgetc(stream: *mut FILE) -> c_int475     pub fn fgetc(stream: *mut FILE) -> c_int;
fgets(buf: *mut c_char, n: c_int, stream: *mut FILE) -> *mut c_char476     pub fn fgets(buf: *mut c_char, n: c_int, stream: *mut FILE)
477         -> *mut c_char;
fputc(c: c_int, stream: *mut FILE) -> c_int478     pub fn fputc(c: c_int, stream: *mut FILE) -> c_int;
479     #[cfg_attr(
480         all(target_os = "macos", target_arch = "x86"),
481         link_name = "fputs$UNIX2003"
482     )]
fputs(s: *const c_char, stream: *mut FILE) -> c_int483     pub fn fputs(s: *const c_char, stream: *mut FILE) -> c_int;
puts(s: *const c_char) -> c_int484     pub fn puts(s: *const c_char) -> c_int;
ungetc(c: c_int, stream: *mut FILE) -> c_int485     pub fn ungetc(c: c_int, stream: *mut FILE) -> c_int;
fread( ptr: *mut c_void, size: size_t, nobj: size_t, stream: *mut FILE, ) -> size_t486     pub fn fread(
487         ptr: *mut c_void,
488         size: size_t,
489         nobj: size_t,
490         stream: *mut FILE,
491     ) -> size_t;
492     #[cfg_attr(
493         all(target_os = "macos", target_arch = "x86"),
494         link_name = "fwrite$UNIX2003"
495     )]
fwrite( ptr: *const c_void, size: size_t, nobj: size_t, stream: *mut FILE, ) -> size_t496     pub fn fwrite(
497         ptr: *const c_void,
498         size: size_t,
499         nobj: size_t,
500         stream: *mut FILE,
501     ) -> size_t;
fseek(stream: *mut FILE, offset: c_long, whence: c_int) -> c_int502     pub fn fseek(stream: *mut FILE, offset: c_long, whence: c_int) -> c_int;
ftell(stream: *mut FILE) -> c_long503     pub fn ftell(stream: *mut FILE) -> c_long;
rewind(stream: *mut FILE)504     pub fn rewind(stream: *mut FILE);
505     #[cfg_attr(target_os = "netbsd", link_name = "__fgetpos50")]
fgetpos(stream: *mut FILE, ptr: *mut fpos_t) -> c_int506     pub fn fgetpos(stream: *mut FILE, ptr: *mut fpos_t) -> c_int;
507     #[cfg_attr(target_os = "netbsd", link_name = "__fsetpos50")]
fsetpos(stream: *mut FILE, ptr: *const fpos_t) -> c_int508     pub fn fsetpos(stream: *mut FILE, ptr: *const fpos_t) -> c_int;
feof(stream: *mut FILE) -> c_int509     pub fn feof(stream: *mut FILE) -> c_int;
ferror(stream: *mut FILE) -> c_int510     pub fn ferror(stream: *mut FILE) -> c_int;
perror(s: *const c_char)511     pub fn perror(s: *const c_char);
atoi(s: *const c_char) -> c_int512     pub fn atoi(s: *const c_char) -> c_int;
513     #[cfg_attr(
514         all(target_os = "macos", target_arch = "x86"),
515         link_name = "strtod$UNIX2003"
516     )]
strtod(s: *const c_char, endp: *mut *mut c_char) -> c_double517     pub fn strtod(s: *const c_char, endp: *mut *mut c_char) -> c_double;
strtol( s: *const c_char, endp: *mut *mut c_char, base: c_int, ) -> c_long518     pub fn strtol(
519         s: *const c_char,
520         endp: *mut *mut c_char,
521         base: c_int,
522     ) -> c_long;
strtoul( s: *const c_char, endp: *mut *mut c_char, base: c_int, ) -> c_ulong523     pub fn strtoul(
524         s: *const c_char,
525         endp: *mut *mut c_char,
526         base: c_int,
527     ) -> c_ulong;
calloc(nobj: size_t, size: size_t) -> *mut c_void528     pub fn calloc(nobj: size_t, size: size_t) -> *mut c_void;
malloc(size: size_t) -> *mut c_void529     pub fn malloc(size: size_t) -> *mut c_void;
realloc(p: *mut c_void, size: size_t) -> *mut c_void530     pub fn realloc(p: *mut c_void, size: size_t) -> *mut c_void;
free(p: *mut c_void)531     pub fn free(p: *mut c_void);
abort() -> !532     pub fn abort() -> !;
exit(status: c_int) -> !533     pub fn exit(status: c_int) -> !;
_exit(status: c_int) -> !534     pub fn _exit(status: c_int) -> !;
atexit(cb: extern "C" fn()) -> c_int535     pub fn atexit(cb: extern "C" fn()) -> c_int;
536     #[cfg_attr(
537         all(target_os = "macos", target_arch = "x86"),
538         link_name = "system$UNIX2003"
539     )]
system(s: *const c_char) -> c_int540     pub fn system(s: *const c_char) -> c_int;
getenv(s: *const c_char) -> *mut c_char541     pub fn getenv(s: *const c_char) -> *mut c_char;
542 
strcpy(dst: *mut c_char, src: *const c_char) -> *mut c_char543     pub fn strcpy(dst: *mut c_char, src: *const c_char) -> *mut c_char;
strncpy( dst: *mut c_char, src: *const c_char, n: size_t, ) -> *mut c_char544     pub fn strncpy(
545         dst: *mut c_char,
546         src: *const c_char,
547         n: size_t,
548     ) -> *mut c_char;
strcat(s: *mut c_char, ct: *const c_char) -> *mut c_char549     pub fn strcat(s: *mut c_char, ct: *const c_char) -> *mut c_char;
strncat( s: *mut c_char, ct: *const c_char, n: size_t, ) -> *mut c_char550     pub fn strncat(
551         s: *mut c_char,
552         ct: *const c_char,
553         n: size_t,
554     ) -> *mut c_char;
strcmp(cs: *const c_char, ct: *const c_char) -> c_int555     pub fn strcmp(cs: *const c_char, ct: *const c_char) -> c_int;
strncmp(cs: *const c_char, ct: *const c_char, n: size_t) -> c_int556     pub fn strncmp(cs: *const c_char, ct: *const c_char, n: size_t) -> c_int;
strcoll(cs: *const c_char, ct: *const c_char) -> c_int557     pub fn strcoll(cs: *const c_char, ct: *const c_char) -> c_int;
strchr(cs: *const c_char, c: c_int) -> *mut c_char558     pub fn strchr(cs: *const c_char, c: c_int) -> *mut c_char;
strrchr(cs: *const c_char, c: c_int) -> *mut c_char559     pub fn strrchr(cs: *const c_char, c: c_int) -> *mut c_char;
strspn(cs: *const c_char, ct: *const c_char) -> size_t560     pub fn strspn(cs: *const c_char, ct: *const c_char) -> size_t;
strcspn(cs: *const c_char, ct: *const c_char) -> size_t561     pub fn strcspn(cs: *const c_char, ct: *const c_char) -> size_t;
strdup(cs: *const c_char) -> *mut c_char562     pub fn strdup(cs: *const c_char) -> *mut c_char;
strndup(cs: *const c_char, n: size_t) -> *mut c_char563     pub fn strndup(cs: *const c_char, n: size_t) -> *mut c_char;
strpbrk(cs: *const c_char, ct: *const c_char) -> *mut c_char564     pub fn strpbrk(cs: *const c_char, ct: *const c_char) -> *mut c_char;
strstr(cs: *const c_char, ct: *const c_char) -> *mut c_char565     pub fn strstr(cs: *const c_char, ct: *const c_char) -> *mut c_char;
strcasecmp(s1: *const c_char, s2: *const c_char) -> c_int566     pub fn strcasecmp(s1: *const c_char, s2: *const c_char) -> c_int;
strncasecmp( s1: *const c_char, s2: *const c_char, n: size_t, ) -> c_int567     pub fn strncasecmp(
568         s1: *const c_char,
569         s2: *const c_char,
570         n: size_t,
571     ) -> c_int;
strlen(cs: *const c_char) -> size_t572     pub fn strlen(cs: *const c_char) -> size_t;
strnlen(cs: *const c_char, maxlen: size_t) -> size_t573     pub fn strnlen(cs: *const c_char, maxlen: size_t) -> size_t;
574     #[cfg_attr(
575         all(target_os = "macos", target_arch = "x86"),
576         link_name = "strerror$UNIX2003"
577     )]
strerror(n: c_int) -> *mut c_char578     pub fn strerror(n: c_int) -> *mut c_char;
strtok(s: *mut c_char, t: *const c_char) -> *mut c_char579     pub fn strtok(s: *mut c_char, t: *const c_char) -> *mut c_char;
strxfrm(s: *mut c_char, ct: *const c_char, n: size_t) -> size_t580     pub fn strxfrm(s: *mut c_char, ct: *const c_char, n: size_t) -> size_t;
strsignal(sig: c_int) -> *mut c_char581     pub fn strsignal(sig: c_int) -> *mut c_char;
wcslen(buf: *const wchar_t) -> size_t582     pub fn wcslen(buf: *const wchar_t) -> size_t;
wcstombs( dest: *mut c_char, src: *const wchar_t, n: size_t, ) -> ::size_t583     pub fn wcstombs(
584         dest: *mut c_char,
585         src: *const wchar_t,
586         n: size_t,
587     ) -> ::size_t;
588 
memchr(cx: *const c_void, c: c_int, n: size_t) -> *mut c_void589     pub fn memchr(cx: *const c_void, c: c_int, n: size_t) -> *mut c_void;
wmemchr(cx: *const wchar_t, c: wchar_t, n: size_t) -> *mut wchar_t590     pub fn wmemchr(cx: *const wchar_t, c: wchar_t, n: size_t) -> *mut wchar_t;
memcmp(cx: *const c_void, ct: *const c_void, n: size_t) -> c_int591     pub fn memcmp(cx: *const c_void, ct: *const c_void, n: size_t) -> c_int;
memcpy( dest: *mut c_void, src: *const c_void, n: size_t, ) -> *mut c_void592     pub fn memcpy(
593         dest: *mut c_void,
594         src: *const c_void,
595         n: size_t,
596     ) -> *mut c_void;
memmove( dest: *mut c_void, src: *const c_void, n: size_t, ) -> *mut c_void597     pub fn memmove(
598         dest: *mut c_void,
599         src: *const c_void,
600         n: size_t,
601     ) -> *mut c_void;
memset(dest: *mut c_void, c: c_int, n: size_t) -> *mut c_void602     pub fn memset(dest: *mut c_void, c: c_int, n: size_t) -> *mut c_void;
603 }
604 
605 extern "C" {
606     #[cfg_attr(target_os = "netbsd", link_name = "__getpwnam50")]
getpwnam(name: *const ::c_char) -> *mut passwd607     pub fn getpwnam(name: *const ::c_char) -> *mut passwd;
608     #[cfg_attr(target_os = "netbsd", link_name = "__getpwuid50")]
getpwuid(uid: ::uid_t) -> *mut passwd609     pub fn getpwuid(uid: ::uid_t) -> *mut passwd;
610 
fprintf( stream: *mut ::FILE, format: *const ::c_char, ... ) -> ::c_int611     pub fn fprintf(
612         stream: *mut ::FILE,
613         format: *const ::c_char,
614         ...
615     ) -> ::c_int;
printf(format: *const ::c_char, ...) -> ::c_int616     pub fn printf(format: *const ::c_char, ...) -> ::c_int;
snprintf( s: *mut ::c_char, n: ::size_t, format: *const ::c_char, ... ) -> ::c_int617     pub fn snprintf(
618         s: *mut ::c_char,
619         n: ::size_t,
620         format: *const ::c_char,
621         ...
622     ) -> ::c_int;
sprintf(s: *mut ::c_char, format: *const ::c_char, ...) -> ::c_int623     pub fn sprintf(s: *mut ::c_char, format: *const ::c_char, ...) -> ::c_int;
624     #[cfg_attr(target_os = "linux", link_name = "__isoc99_fscanf")]
fscanf( stream: *mut ::FILE, format: *const ::c_char, ... ) -> ::c_int625     pub fn fscanf(
626         stream: *mut ::FILE,
627         format: *const ::c_char,
628         ...
629     ) -> ::c_int;
630     #[cfg_attr(target_os = "linux", link_name = "__isoc99_scanf")]
scanf(format: *const ::c_char, ...) -> ::c_int631     pub fn scanf(format: *const ::c_char, ...) -> ::c_int;
632     #[cfg_attr(target_os = "linux", link_name = "__isoc99_sscanf")]
sscanf(s: *const ::c_char, format: *const ::c_char, ...) -> ::c_int633     pub fn sscanf(s: *const ::c_char, format: *const ::c_char, ...)
634         -> ::c_int;
getchar_unlocked() -> ::c_int635     pub fn getchar_unlocked() -> ::c_int;
putchar_unlocked(c: ::c_int) -> ::c_int636     pub fn putchar_unlocked(c: ::c_int) -> ::c_int;
637 
638     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
639           target_vendor = "nintendo")))]
640     #[cfg_attr(target_os = "netbsd", link_name = "__socket30")]
641     #[cfg_attr(target_os = "illumos", link_name = "__xnet_socket")]
socket(domain: ::c_int, ty: ::c_int, protocol: ::c_int) -> ::c_int642     pub fn socket(domain: ::c_int, ty: ::c_int, protocol: ::c_int) -> ::c_int;
643     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
644           target_vendor = "nintendo")))]
645     #[cfg_attr(
646         all(target_os = "macos", target_arch = "x86"),
647         link_name = "connect$UNIX2003"
648     )]
649     #[cfg_attr(target_os = "illumos", link_name = "__xnet_connect")]
connect( socket: ::c_int, address: *const sockaddr, len: socklen_t, ) -> ::c_int650     pub fn connect(
651         socket: ::c_int,
652         address: *const sockaddr,
653         len: socklen_t,
654     ) -> ::c_int;
655     #[cfg_attr(
656         all(target_os = "macos", target_arch = "x86"),
657         link_name = "listen$UNIX2003"
658     )]
listen(socket: ::c_int, backlog: ::c_int) -> ::c_int659     pub fn listen(socket: ::c_int, backlog: ::c_int) -> ::c_int;
660     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
661           target_vendor = "nintendo")))]
662     #[cfg_attr(
663         all(target_os = "macos", target_arch = "x86"),
664         link_name = "accept$UNIX2003"
665     )]
accept( socket: ::c_int, address: *mut sockaddr, address_len: *mut socklen_t, ) -> ::c_int666     pub fn accept(
667         socket: ::c_int,
668         address: *mut sockaddr,
669         address_len: *mut socklen_t,
670     ) -> ::c_int;
671     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
672           target_vendor = "nintendo")))]
673     #[cfg_attr(
674         all(target_os = "macos", target_arch = "x86"),
675         link_name = "getpeername$UNIX2003"
676     )]
getpeername( socket: ::c_int, address: *mut sockaddr, address_len: *mut socklen_t, ) -> ::c_int677     pub fn getpeername(
678         socket: ::c_int,
679         address: *mut sockaddr,
680         address_len: *mut socklen_t,
681     ) -> ::c_int;
682     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
683           target_vendor = "nintendo")))]
684     #[cfg_attr(
685         all(target_os = "macos", target_arch = "x86"),
686         link_name = "getsockname$UNIX2003"
687     )]
getsockname( socket: ::c_int, address: *mut sockaddr, address_len: *mut socklen_t, ) -> ::c_int688     pub fn getsockname(
689         socket: ::c_int,
690         address: *mut sockaddr,
691         address_len: *mut socklen_t,
692     ) -> ::c_int;
setsockopt( socket: ::c_int, level: ::c_int, name: ::c_int, value: *const ::c_void, option_len: socklen_t, ) -> ::c_int693     pub fn setsockopt(
694         socket: ::c_int,
695         level: ::c_int,
696         name: ::c_int,
697         value: *const ::c_void,
698         option_len: socklen_t,
699     ) -> ::c_int;
700     #[cfg_attr(
701         all(target_os = "macos", target_arch = "x86"),
702         link_name = "socketpair$UNIX2003"
703     )]
704     #[cfg_attr(target_os = "illumos", link_name = "__xnet_socketpair")]
socketpair( domain: ::c_int, type_: ::c_int, protocol: ::c_int, socket_vector: *mut ::c_int, ) -> ::c_int705     pub fn socketpair(
706         domain: ::c_int,
707         type_: ::c_int,
708         protocol: ::c_int,
709         socket_vector: *mut ::c_int,
710     ) -> ::c_int;
711     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
712           target_vendor = "nintendo")))]
713     #[cfg_attr(
714         all(target_os = "macos", target_arch = "x86"),
715         link_name = "sendto$UNIX2003"
716     )]
717     #[cfg_attr(target_os = "illumos", link_name = "__xnet_sendto")]
sendto( socket: ::c_int, buf: *const ::c_void, len: ::size_t, flags: ::c_int, addr: *const sockaddr, addrlen: socklen_t, ) -> ::ssize_t718     pub fn sendto(
719         socket: ::c_int,
720         buf: *const ::c_void,
721         len: ::size_t,
722         flags: ::c_int,
723         addr: *const sockaddr,
724         addrlen: socklen_t,
725     ) -> ::ssize_t;
shutdown(socket: ::c_int, how: ::c_int) -> ::c_int726     pub fn shutdown(socket: ::c_int, how: ::c_int) -> ::c_int;
727 
728     #[cfg_attr(
729         all(target_os = "macos", target_arch = "x86"),
730         link_name = "chmod$UNIX2003"
731     )]
chmod(path: *const c_char, mode: mode_t) -> ::c_int732     pub fn chmod(path: *const c_char, mode: mode_t) -> ::c_int;
733     #[cfg_attr(
734         all(target_os = "macos", target_arch = "x86"),
735         link_name = "fchmod$UNIX2003"
736     )]
fchmod(fd: ::c_int, mode: mode_t) -> ::c_int737     pub fn fchmod(fd: ::c_int, mode: mode_t) -> ::c_int;
738 
739     #[cfg_attr(
740         all(target_os = "macos", not(target_arch = "aarch64")),
741         link_name = "fstat$INODE64"
742     )]
743     #[cfg_attr(target_os = "netbsd", link_name = "__fstat50")]
744     #[cfg_attr(
745         all(target_os = "freebsd", any(freebsd11, freebsd10)),
746         link_name = "fstat@FBSD_1.0"
747     )]
fstat(fildes: ::c_int, buf: *mut stat) -> ::c_int748     pub fn fstat(fildes: ::c_int, buf: *mut stat) -> ::c_int;
749 
mkdir(path: *const c_char, mode: mode_t) -> ::c_int750     pub fn mkdir(path: *const c_char, mode: mode_t) -> ::c_int;
751 
752     #[cfg_attr(
753         all(target_os = "macos", not(target_arch = "aarch64")),
754         link_name = "stat$INODE64"
755     )]
756     #[cfg_attr(target_os = "netbsd", link_name = "__stat50")]
757     #[cfg_attr(
758         all(target_os = "freebsd", any(freebsd11, freebsd10)),
759         link_name = "stat@FBSD_1.0"
760     )]
stat(path: *const c_char, buf: *mut stat) -> ::c_int761     pub fn stat(path: *const c_char, buf: *mut stat) -> ::c_int;
762 
pclose(stream: *mut ::FILE) -> ::c_int763     pub fn pclose(stream: *mut ::FILE) -> ::c_int;
764     #[cfg_attr(
765         all(target_os = "macos", target_arch = "x86"),
766         link_name = "fdopen$UNIX2003"
767     )]
fdopen(fd: ::c_int, mode: *const c_char) -> *mut ::FILE768     pub fn fdopen(fd: ::c_int, mode: *const c_char) -> *mut ::FILE;
fileno(stream: *mut ::FILE) -> ::c_int769     pub fn fileno(stream: *mut ::FILE) -> ::c_int;
770 
771     #[cfg_attr(
772         all(target_os = "macos", target_arch = "x86"),
773         link_name = "open$UNIX2003"
774     )]
open(path: *const c_char, oflag: ::c_int, ...) -> ::c_int775     pub fn open(path: *const c_char, oflag: ::c_int, ...) -> ::c_int;
776     #[cfg_attr(
777         all(target_os = "macos", target_arch = "x86"),
778         link_name = "creat$UNIX2003"
779     )]
creat(path: *const c_char, mode: mode_t) -> ::c_int780     pub fn creat(path: *const c_char, mode: mode_t) -> ::c_int;
781     #[cfg_attr(
782         all(target_os = "macos", target_arch = "x86"),
783         link_name = "fcntl$UNIX2003"
784     )]
fcntl(fd: ::c_int, cmd: ::c_int, ...) -> ::c_int785     pub fn fcntl(fd: ::c_int, cmd: ::c_int, ...) -> ::c_int;
786 
787     #[cfg_attr(
788         all(target_os = "macos", target_arch = "x86_64"),
789         link_name = "opendir$INODE64"
790     )]
791     #[cfg_attr(
792         all(target_os = "macos", target_arch = "x86"),
793         link_name = "opendir$INODE64$UNIX2003"
794     )]
795     #[cfg_attr(target_os = "netbsd", link_name = "__opendir30")]
opendir(dirname: *const c_char) -> *mut ::DIR796     pub fn opendir(dirname: *const c_char) -> *mut ::DIR;
797 
798     #[cfg_attr(
799         all(target_os = "macos", not(target_arch = "aarch64")),
800         link_name = "readdir$INODE64"
801     )]
802     #[cfg_attr(target_os = "netbsd", link_name = "__readdir30")]
803     #[cfg_attr(
804         all(target_os = "freebsd", any(freebsd11, freebsd10)),
805         link_name = "readdir@FBSD_1.0"
806     )]
readdir(dirp: *mut ::DIR) -> *mut ::dirent807     pub fn readdir(dirp: *mut ::DIR) -> *mut ::dirent;
808     #[cfg_attr(
809         all(target_os = "macos", target_arch = "x86"),
810         link_name = "closedir$UNIX2003"
811     )]
closedir(dirp: *mut ::DIR) -> ::c_int812     pub fn closedir(dirp: *mut ::DIR) -> ::c_int;
813     #[cfg_attr(
814         all(target_os = "macos", target_arch = "x86_64"),
815         link_name = "rewinddir$INODE64"
816     )]
817     #[cfg_attr(
818         all(target_os = "macos", target_arch = "x86"),
819         link_name = "rewinddir$INODE64$UNIX2003"
820     )]
rewinddir(dirp: *mut ::DIR)821     pub fn rewinddir(dirp: *mut ::DIR);
822 
fchmodat( dirfd: ::c_int, pathname: *const ::c_char, mode: ::mode_t, flags: ::c_int, ) -> ::c_int823     pub fn fchmodat(
824         dirfd: ::c_int,
825         pathname: *const ::c_char,
826         mode: ::mode_t,
827         flags: ::c_int,
828     ) -> ::c_int;
fchown(fd: ::c_int, owner: ::uid_t, group: ::gid_t) -> ::c_int829     pub fn fchown(fd: ::c_int, owner: ::uid_t, group: ::gid_t) -> ::c_int;
fchownat( dirfd: ::c_int, pathname: *const ::c_char, owner: ::uid_t, group: ::gid_t, flags: ::c_int, ) -> ::c_int830     pub fn fchownat(
831         dirfd: ::c_int,
832         pathname: *const ::c_char,
833         owner: ::uid_t,
834         group: ::gid_t,
835         flags: ::c_int,
836     ) -> ::c_int;
837     #[cfg_attr(
838         all(target_os = "macos", not(target_arch = "aarch64")),
839         link_name = "fstatat$INODE64"
840     )]
841     #[cfg_attr(
842         all(target_os = "freebsd", any(freebsd11, freebsd10)),
843         link_name = "fstatat@FBSD_1.1"
844     )]
fstatat( dirfd: ::c_int, pathname: *const ::c_char, buf: *mut stat, flags: ::c_int, ) -> ::c_int845     pub fn fstatat(
846         dirfd: ::c_int,
847         pathname: *const ::c_char,
848         buf: *mut stat,
849         flags: ::c_int,
850     ) -> ::c_int;
linkat( olddirfd: ::c_int, oldpath: *const ::c_char, newdirfd: ::c_int, newpath: *const ::c_char, flags: ::c_int, ) -> ::c_int851     pub fn linkat(
852         olddirfd: ::c_int,
853         oldpath: *const ::c_char,
854         newdirfd: ::c_int,
855         newpath: *const ::c_char,
856         flags: ::c_int,
857     ) -> ::c_int;
renameat( olddirfd: ::c_int, oldpath: *const ::c_char, newdirfd: ::c_int, newpath: *const ::c_char, ) -> ::c_int858     pub fn renameat(
859         olddirfd: ::c_int,
860         oldpath: *const ::c_char,
861         newdirfd: ::c_int,
862         newpath: *const ::c_char,
863     ) -> ::c_int;
symlinkat( target: *const ::c_char, newdirfd: ::c_int, linkpath: *const ::c_char, ) -> ::c_int864     pub fn symlinkat(
865         target: *const ::c_char,
866         newdirfd: ::c_int,
867         linkpath: *const ::c_char,
868     ) -> ::c_int;
unlinkat( dirfd: ::c_int, pathname: *const ::c_char, flags: ::c_int, ) -> ::c_int869     pub fn unlinkat(
870         dirfd: ::c_int,
871         pathname: *const ::c_char,
872         flags: ::c_int,
873     ) -> ::c_int;
874 
access(path: *const c_char, amode: ::c_int) -> ::c_int875     pub fn access(path: *const c_char, amode: ::c_int) -> ::c_int;
alarm(seconds: ::c_uint) -> ::c_uint876     pub fn alarm(seconds: ::c_uint) -> ::c_uint;
chdir(dir: *const c_char) -> ::c_int877     pub fn chdir(dir: *const c_char) -> ::c_int;
fchdir(dirfd: ::c_int) -> ::c_int878     pub fn fchdir(dirfd: ::c_int) -> ::c_int;
chown(path: *const c_char, uid: uid_t, gid: gid_t) -> ::c_int879     pub fn chown(path: *const c_char, uid: uid_t, gid: gid_t) -> ::c_int;
880     #[cfg_attr(
881         all(target_os = "macos", target_arch = "x86"),
882         link_name = "lchown$UNIX2003"
883     )]
lchown(path: *const c_char, uid: uid_t, gid: gid_t) -> ::c_int884     pub fn lchown(path: *const c_char, uid: uid_t, gid: gid_t) -> ::c_int;
885     #[cfg_attr(
886         all(target_os = "macos", target_arch = "x86"),
887         link_name = "close$NOCANCEL$UNIX2003"
888     )]
889     #[cfg_attr(
890         all(target_os = "macos", target_arch = "x86_64"),
891         link_name = "close$NOCANCEL"
892     )]
close(fd: ::c_int) -> ::c_int893     pub fn close(fd: ::c_int) -> ::c_int;
dup(fd: ::c_int) -> ::c_int894     pub fn dup(fd: ::c_int) -> ::c_int;
dup2(src: ::c_int, dst: ::c_int) -> ::c_int895     pub fn dup2(src: ::c_int, dst: ::c_int) -> ::c_int;
execl(path: *const c_char, arg0: *const c_char, ...) -> ::c_int896     pub fn execl(path: *const c_char, arg0: *const c_char, ...) -> ::c_int;
execle( path: *const ::c_char, arg0: *const ::c_char, ... ) -> ::c_int897     pub fn execle(
898         path: *const ::c_char,
899         arg0: *const ::c_char,
900         ...
901     ) -> ::c_int;
execlp( file: *const ::c_char, arg0: *const ::c_char, ... ) -> ::c_int902     pub fn execlp(
903         file: *const ::c_char,
904         arg0: *const ::c_char,
905         ...
906     ) -> ::c_int;
execv(prog: *const c_char, argv: *const *const c_char) -> ::c_int907     pub fn execv(prog: *const c_char, argv: *const *const c_char) -> ::c_int;
execve( prog: *const c_char, argv: *const *const c_char, envp: *const *const c_char, ) -> ::c_int908     pub fn execve(
909         prog: *const c_char,
910         argv: *const *const c_char,
911         envp: *const *const c_char,
912     ) -> ::c_int;
execvp(c: *const c_char, argv: *const *const c_char) -> ::c_int913     pub fn execvp(c: *const c_char, argv: *const *const c_char) -> ::c_int;
fork() -> pid_t914     pub fn fork() -> pid_t;
fpathconf(filedes: ::c_int, name: ::c_int) -> c_long915     pub fn fpathconf(filedes: ::c_int, name: ::c_int) -> c_long;
getcwd(buf: *mut c_char, size: ::size_t) -> *mut c_char916     pub fn getcwd(buf: *mut c_char, size: ::size_t) -> *mut c_char;
getegid() -> gid_t917     pub fn getegid() -> gid_t;
geteuid() -> uid_t918     pub fn geteuid() -> uid_t;
getgid() -> gid_t919     pub fn getgid() -> gid_t;
getgroups(ngroups_max: ::c_int, groups: *mut gid_t) -> ::c_int920     pub fn getgroups(ngroups_max: ::c_int, groups: *mut gid_t) -> ::c_int;
921     #[cfg_attr(target_os = "illumos", link_name = "getloginx")]
getlogin() -> *mut c_char922     pub fn getlogin() -> *mut c_char;
923     #[cfg_attr(
924         all(target_os = "macos", target_arch = "x86"),
925         link_name = "getopt$UNIX2003"
926     )]
getopt( argc: ::c_int, argv: *const *mut c_char, optstr: *const c_char, ) -> ::c_int927     pub fn getopt(
928         argc: ::c_int,
929         argv: *const *mut c_char,
930         optstr: *const c_char,
931     ) -> ::c_int;
getpgid(pid: pid_t) -> pid_t932     pub fn getpgid(pid: pid_t) -> pid_t;
getpgrp() -> pid_t933     pub fn getpgrp() -> pid_t;
getpid() -> pid_t934     pub fn getpid() -> pid_t;
getppid() -> pid_t935     pub fn getppid() -> pid_t;
getuid() -> uid_t936     pub fn getuid() -> uid_t;
isatty(fd: ::c_int) -> ::c_int937     pub fn isatty(fd: ::c_int) -> ::c_int;
link(src: *const c_char, dst: *const c_char) -> ::c_int938     pub fn link(src: *const c_char, dst: *const c_char) -> ::c_int;
lseek(fd: ::c_int, offset: off_t, whence: ::c_int) -> off_t939     pub fn lseek(fd: ::c_int, offset: off_t, whence: ::c_int) -> off_t;
pathconf(path: *const c_char, name: ::c_int) -> c_long940     pub fn pathconf(path: *const c_char, name: ::c_int) -> c_long;
pipe(fds: *mut ::c_int) -> ::c_int941     pub fn pipe(fds: *mut ::c_int) -> ::c_int;
posix_memalign( memptr: *mut *mut ::c_void, align: ::size_t, size: ::size_t, ) -> ::c_int942     pub fn posix_memalign(
943         memptr: *mut *mut ::c_void,
944         align: ::size_t,
945         size: ::size_t,
946     ) -> ::c_int;
947     #[cfg_attr(
948         all(target_os = "macos", target_arch = "x86"),
949         link_name = "read$UNIX2003"
950     )]
read(fd: ::c_int, buf: *mut ::c_void, count: ::size_t) -> ::ssize_t951     pub fn read(fd: ::c_int, buf: *mut ::c_void, count: ::size_t)
952         -> ::ssize_t;
rmdir(path: *const c_char) -> ::c_int953     pub fn rmdir(path: *const c_char) -> ::c_int;
seteuid(uid: uid_t) -> ::c_int954     pub fn seteuid(uid: uid_t) -> ::c_int;
setegid(gid: gid_t) -> ::c_int955     pub fn setegid(gid: gid_t) -> ::c_int;
setgid(gid: gid_t) -> ::c_int956     pub fn setgid(gid: gid_t) -> ::c_int;
setpgid(pid: pid_t, pgid: pid_t) -> ::c_int957     pub fn setpgid(pid: pid_t, pgid: pid_t) -> ::c_int;
setsid() -> pid_t958     pub fn setsid() -> pid_t;
setuid(uid: uid_t) -> ::c_int959     pub fn setuid(uid: uid_t) -> ::c_int;
960     #[cfg_attr(
961         all(target_os = "macos", target_arch = "x86"),
962         link_name = "sleep$UNIX2003"
963     )]
sleep(secs: ::c_uint) -> ::c_uint964     pub fn sleep(secs: ::c_uint) -> ::c_uint;
965     #[cfg_attr(
966         all(target_os = "macos", target_arch = "x86"),
967         link_name = "nanosleep$UNIX2003"
968     )]
969     #[cfg_attr(target_os = "netbsd", link_name = "__nanosleep50")]
nanosleep(rqtp: *const timespec, rmtp: *mut timespec) -> ::c_int970     pub fn nanosleep(rqtp: *const timespec, rmtp: *mut timespec) -> ::c_int;
tcgetpgrp(fd: ::c_int) -> pid_t971     pub fn tcgetpgrp(fd: ::c_int) -> pid_t;
tcsetpgrp(fd: ::c_int, pgrp: ::pid_t) -> ::c_int972     pub fn tcsetpgrp(fd: ::c_int, pgrp: ::pid_t) -> ::c_int;
ttyname(fd: ::c_int) -> *mut c_char973     pub fn ttyname(fd: ::c_int) -> *mut c_char;
974     #[cfg_attr(
975         all(target_os = "macos", target_arch = "x86"),
976         link_name = "ttyname_r$UNIX2003"
977     )]
978     #[cfg_attr(target_os = "illumos", link_name = "__posix_ttyname_r")]
ttyname_r( fd: ::c_int, buf: *mut c_char, buflen: ::size_t, ) -> ::c_int979     pub fn ttyname_r(
980         fd: ::c_int,
981         buf: *mut c_char,
982         buflen: ::size_t,
983     ) -> ::c_int;
unlink(c: *const c_char) -> ::c_int984     pub fn unlink(c: *const c_char) -> ::c_int;
985     #[cfg_attr(
986         all(target_os = "macos", target_arch = "x86"),
987         link_name = "wait$UNIX2003"
988     )]
wait(status: *mut ::c_int) -> pid_t989     pub fn wait(status: *mut ::c_int) -> pid_t;
990     #[cfg_attr(
991         all(target_os = "macos", target_arch = "x86"),
992         link_name = "waitpid$UNIX2003"
993     )]
waitpid( pid: pid_t, status: *mut ::c_int, options: ::c_int, ) -> pid_t994     pub fn waitpid(
995         pid: pid_t,
996         status: *mut ::c_int,
997         options: ::c_int,
998     ) -> pid_t;
999     #[cfg_attr(
1000         all(target_os = "macos", target_arch = "x86"),
1001         link_name = "write$UNIX2003"
1002     )]
write( fd: ::c_int, buf: *const ::c_void, count: ::size_t, ) -> ::ssize_t1003     pub fn write(
1004         fd: ::c_int,
1005         buf: *const ::c_void,
1006         count: ::size_t,
1007     ) -> ::ssize_t;
1008     #[cfg_attr(
1009         all(target_os = "macos", target_arch = "x86"),
1010         link_name = "pread$UNIX2003"
1011     )]
pread( fd: ::c_int, buf: *mut ::c_void, count: ::size_t, offset: off_t, ) -> ::ssize_t1012     pub fn pread(
1013         fd: ::c_int,
1014         buf: *mut ::c_void,
1015         count: ::size_t,
1016         offset: off_t,
1017     ) -> ::ssize_t;
1018     #[cfg_attr(
1019         all(target_os = "macos", target_arch = "x86"),
1020         link_name = "pwrite$UNIX2003"
1021     )]
pwrite( fd: ::c_int, buf: *const ::c_void, count: ::size_t, offset: off_t, ) -> ::ssize_t1022     pub fn pwrite(
1023         fd: ::c_int,
1024         buf: *const ::c_void,
1025         count: ::size_t,
1026         offset: off_t,
1027     ) -> ::ssize_t;
umask(mask: mode_t) -> mode_t1028     pub fn umask(mask: mode_t) -> mode_t;
1029 
1030     #[cfg_attr(target_os = "netbsd", link_name = "__utime50")]
utime(file: *const c_char, buf: *const utimbuf) -> ::c_int1031     pub fn utime(file: *const c_char, buf: *const utimbuf) -> ::c_int;
1032 
1033     #[cfg_attr(
1034         all(target_os = "macos", target_arch = "x86"),
1035         link_name = "kill$UNIX2003"
1036     )]
kill(pid: pid_t, sig: ::c_int) -> ::c_int1037     pub fn kill(pid: pid_t, sig: ::c_int) -> ::c_int;
1038     #[cfg_attr(
1039         all(target_os = "macos", target_arch = "x86"),
1040         link_name = "killpg$UNIX2003"
1041     )]
killpg(pgrp: pid_t, sig: ::c_int) -> ::c_int1042     pub fn killpg(pgrp: pid_t, sig: ::c_int) -> ::c_int;
1043 
mlock(addr: *const ::c_void, len: ::size_t) -> ::c_int1044     pub fn mlock(addr: *const ::c_void, len: ::size_t) -> ::c_int;
munlock(addr: *const ::c_void, len: ::size_t) -> ::c_int1045     pub fn munlock(addr: *const ::c_void, len: ::size_t) -> ::c_int;
mlockall(flags: ::c_int) -> ::c_int1046     pub fn mlockall(flags: ::c_int) -> ::c_int;
munlockall() -> ::c_int1047     pub fn munlockall() -> ::c_int;
1048 
1049     #[cfg_attr(
1050         all(target_os = "macos", target_arch = "x86"),
1051         link_name = "mmap$UNIX2003"
1052     )]
mmap( addr: *mut ::c_void, len: ::size_t, prot: ::c_int, flags: ::c_int, fd: ::c_int, offset: off_t, ) -> *mut ::c_void1053     pub fn mmap(
1054         addr: *mut ::c_void,
1055         len: ::size_t,
1056         prot: ::c_int,
1057         flags: ::c_int,
1058         fd: ::c_int,
1059         offset: off_t,
1060     ) -> *mut ::c_void;
1061     #[cfg_attr(
1062         all(target_os = "macos", target_arch = "x86"),
1063         link_name = "munmap$UNIX2003"
1064     )]
munmap(addr: *mut ::c_void, len: ::size_t) -> ::c_int1065     pub fn munmap(addr: *mut ::c_void, len: ::size_t) -> ::c_int;
1066 
if_nametoindex(ifname: *const c_char) -> ::c_uint1067     pub fn if_nametoindex(ifname: *const c_char) -> ::c_uint;
if_indextoname( ifindex: ::c_uint, ifname: *mut ::c_char, ) -> *mut ::c_char1068     pub fn if_indextoname(
1069         ifindex: ::c_uint,
1070         ifname: *mut ::c_char,
1071     ) -> *mut ::c_char;
1072 
1073     #[cfg_attr(
1074         all(target_os = "macos", not(target_arch = "aarch64")),
1075         link_name = "lstat$INODE64"
1076     )]
1077     #[cfg_attr(target_os = "netbsd", link_name = "__lstat50")]
1078     #[cfg_attr(
1079         all(target_os = "freebsd", any(freebsd11, freebsd10)),
1080         link_name = "lstat@FBSD_1.0"
1081     )]
lstat(path: *const c_char, buf: *mut stat) -> ::c_int1082     pub fn lstat(path: *const c_char, buf: *mut stat) -> ::c_int;
1083 
1084     #[cfg_attr(
1085         all(target_os = "macos", target_arch = "x86"),
1086         link_name = "fsync$UNIX2003"
1087     )]
fsync(fd: ::c_int) -> ::c_int1088     pub fn fsync(fd: ::c_int) -> ::c_int;
1089 
1090     #[cfg_attr(
1091         all(target_os = "macos", target_arch = "x86"),
1092         link_name = "setenv$UNIX2003"
1093     )]
setenv( name: *const c_char, val: *const c_char, overwrite: ::c_int, ) -> ::c_int1094     pub fn setenv(
1095         name: *const c_char,
1096         val: *const c_char,
1097         overwrite: ::c_int,
1098     ) -> ::c_int;
1099     #[cfg_attr(
1100         all(target_os = "macos", target_arch = "x86"),
1101         link_name = "unsetenv$UNIX2003"
1102     )]
1103     #[cfg_attr(target_os = "netbsd", link_name = "__unsetenv13")]
unsetenv(name: *const c_char) -> ::c_int1104     pub fn unsetenv(name: *const c_char) -> ::c_int;
1105 
symlink(path1: *const c_char, path2: *const c_char) -> ::c_int1106     pub fn symlink(path1: *const c_char, path2: *const c_char) -> ::c_int;
1107 
ftruncate(fd: ::c_int, length: off_t) -> ::c_int1108     pub fn ftruncate(fd: ::c_int, length: off_t) -> ::c_int;
1109 
signal(signum: ::c_int, handler: sighandler_t) -> sighandler_t1110     pub fn signal(signum: ::c_int, handler: sighandler_t) -> sighandler_t;
1111 
1112     #[cfg_attr(target_os = "netbsd", link_name = "__getrusage50")]
getrusage(resource: ::c_int, usage: *mut rusage) -> ::c_int1113     pub fn getrusage(resource: ::c_int, usage: *mut rusage) -> ::c_int;
1114 
1115     #[cfg_attr(
1116         any(target_os = "macos", target_os = "ios"),
1117         link_name = "realpath$DARWIN_EXTSN"
1118     )]
realpath( pathname: *const ::c_char, resolved: *mut ::c_char, ) -> *mut ::c_char1119     pub fn realpath(
1120         pathname: *const ::c_char,
1121         resolved: *mut ::c_char,
1122     ) -> *mut ::c_char;
1123 
flock(fd: ::c_int, operation: ::c_int) -> ::c_int1124     pub fn flock(fd: ::c_int, operation: ::c_int) -> ::c_int;
1125 
1126     #[cfg_attr(target_os = "netbsd", link_name = "__times13")]
times(buf: *mut ::tms) -> ::clock_t1127     pub fn times(buf: *mut ::tms) -> ::clock_t;
1128 
pthread_self() -> ::pthread_t1129     pub fn pthread_self() -> ::pthread_t;
1130     #[cfg_attr(
1131         all(target_os = "macos", target_arch = "x86"),
1132         link_name = "pthread_join$UNIX2003"
1133     )]
pthread_join( native: ::pthread_t, value: *mut *mut ::c_void, ) -> ::c_int1134     pub fn pthread_join(
1135         native: ::pthread_t,
1136         value: *mut *mut ::c_void,
1137     ) -> ::c_int;
pthread_exit(value: *mut ::c_void) -> !1138     pub fn pthread_exit(value: *mut ::c_void) -> !;
pthread_attr_init(attr: *mut ::pthread_attr_t) -> ::c_int1139     pub fn pthread_attr_init(attr: *mut ::pthread_attr_t) -> ::c_int;
pthread_attr_destroy(attr: *mut ::pthread_attr_t) -> ::c_int1140     pub fn pthread_attr_destroy(attr: *mut ::pthread_attr_t) -> ::c_int;
pthread_attr_setstacksize( attr: *mut ::pthread_attr_t, stack_size: ::size_t, ) -> ::c_int1141     pub fn pthread_attr_setstacksize(
1142         attr: *mut ::pthread_attr_t,
1143         stack_size: ::size_t,
1144     ) -> ::c_int;
pthread_attr_setdetachstate( attr: *mut ::pthread_attr_t, state: ::c_int, ) -> ::c_int1145     pub fn pthread_attr_setdetachstate(
1146         attr: *mut ::pthread_attr_t,
1147         state: ::c_int,
1148     ) -> ::c_int;
pthread_detach(thread: ::pthread_t) -> ::c_int1149     pub fn pthread_detach(thread: ::pthread_t) -> ::c_int;
1150     #[cfg_attr(target_os = "netbsd", link_name = "__libc_thr_yield")]
sched_yield() -> ::c_int1151     pub fn sched_yield() -> ::c_int;
pthread_key_create( key: *mut pthread_key_t, dtor: ::Option<unsafe extern "C" fn(*mut ::c_void)>, ) -> ::c_int1152     pub fn pthread_key_create(
1153         key: *mut pthread_key_t,
1154         dtor: ::Option<unsafe extern "C" fn(*mut ::c_void)>,
1155     ) -> ::c_int;
pthread_key_delete(key: pthread_key_t) -> ::c_int1156     pub fn pthread_key_delete(key: pthread_key_t) -> ::c_int;
pthread_getspecific(key: pthread_key_t) -> *mut ::c_void1157     pub fn pthread_getspecific(key: pthread_key_t) -> *mut ::c_void;
pthread_setspecific( key: pthread_key_t, value: *const ::c_void, ) -> ::c_int1158     pub fn pthread_setspecific(
1159         key: pthread_key_t,
1160         value: *const ::c_void,
1161     ) -> ::c_int;
pthread_mutex_init( lock: *mut pthread_mutex_t, attr: *const pthread_mutexattr_t, ) -> ::c_int1162     pub fn pthread_mutex_init(
1163         lock: *mut pthread_mutex_t,
1164         attr: *const pthread_mutexattr_t,
1165     ) -> ::c_int;
pthread_mutex_destroy(lock: *mut pthread_mutex_t) -> ::c_int1166     pub fn pthread_mutex_destroy(lock: *mut pthread_mutex_t) -> ::c_int;
pthread_mutex_lock(lock: *mut pthread_mutex_t) -> ::c_int1167     pub fn pthread_mutex_lock(lock: *mut pthread_mutex_t) -> ::c_int;
pthread_mutex_trylock(lock: *mut pthread_mutex_t) -> ::c_int1168     pub fn pthread_mutex_trylock(lock: *mut pthread_mutex_t) -> ::c_int;
pthread_mutex_unlock(lock: *mut pthread_mutex_t) -> ::c_int1169     pub fn pthread_mutex_unlock(lock: *mut pthread_mutex_t) -> ::c_int;
1170 
pthread_mutexattr_init(attr: *mut pthread_mutexattr_t) -> ::c_int1171     pub fn pthread_mutexattr_init(attr: *mut pthread_mutexattr_t) -> ::c_int;
1172     #[cfg_attr(
1173         all(target_os = "macos", target_arch = "x86"),
1174         link_name = "pthread_mutexattr_destroy$UNIX2003"
1175     )]
pthread_mutexattr_destroy( attr: *mut pthread_mutexattr_t, ) -> ::c_int1176     pub fn pthread_mutexattr_destroy(
1177         attr: *mut pthread_mutexattr_t,
1178     ) -> ::c_int;
pthread_mutexattr_settype( attr: *mut pthread_mutexattr_t, _type: ::c_int, ) -> ::c_int1179     pub fn pthread_mutexattr_settype(
1180         attr: *mut pthread_mutexattr_t,
1181         _type: ::c_int,
1182     ) -> ::c_int;
1183 
1184     #[cfg_attr(
1185         all(target_os = "macos", target_arch = "x86"),
1186         link_name = "pthread_cond_init$UNIX2003"
1187     )]
pthread_cond_init( cond: *mut pthread_cond_t, attr: *const pthread_condattr_t, ) -> ::c_int1188     pub fn pthread_cond_init(
1189         cond: *mut pthread_cond_t,
1190         attr: *const pthread_condattr_t,
1191     ) -> ::c_int;
1192     #[cfg_attr(
1193         all(target_os = "macos", target_arch = "x86"),
1194         link_name = "pthread_cond_wait$UNIX2003"
1195     )]
pthread_cond_wait( cond: *mut pthread_cond_t, lock: *mut pthread_mutex_t, ) -> ::c_int1196     pub fn pthread_cond_wait(
1197         cond: *mut pthread_cond_t,
1198         lock: *mut pthread_mutex_t,
1199     ) -> ::c_int;
1200     #[cfg_attr(
1201         all(target_os = "macos", target_arch = "x86"),
1202         link_name = "pthread_cond_timedwait$UNIX2003"
1203     )]
pthread_cond_timedwait( cond: *mut pthread_cond_t, lock: *mut pthread_mutex_t, abstime: *const ::timespec, ) -> ::c_int1204     pub fn pthread_cond_timedwait(
1205         cond: *mut pthread_cond_t,
1206         lock: *mut pthread_mutex_t,
1207         abstime: *const ::timespec,
1208     ) -> ::c_int;
pthread_cond_signal(cond: *mut pthread_cond_t) -> ::c_int1209     pub fn pthread_cond_signal(cond: *mut pthread_cond_t) -> ::c_int;
pthread_cond_broadcast(cond: *mut pthread_cond_t) -> ::c_int1210     pub fn pthread_cond_broadcast(cond: *mut pthread_cond_t) -> ::c_int;
pthread_cond_destroy(cond: *mut pthread_cond_t) -> ::c_int1211     pub fn pthread_cond_destroy(cond: *mut pthread_cond_t) -> ::c_int;
pthread_condattr_init(attr: *mut pthread_condattr_t) -> ::c_int1212     pub fn pthread_condattr_init(attr: *mut pthread_condattr_t) -> ::c_int;
pthread_condattr_destroy(attr: *mut pthread_condattr_t) -> ::c_int1213     pub fn pthread_condattr_destroy(attr: *mut pthread_condattr_t) -> ::c_int;
1214     #[cfg_attr(
1215         all(target_os = "macos", target_arch = "x86"),
1216         link_name = "pthread_rwlock_init$UNIX2003"
1217     )]
pthread_rwlock_init( lock: *mut pthread_rwlock_t, attr: *const pthread_rwlockattr_t, ) -> ::c_int1218     pub fn pthread_rwlock_init(
1219         lock: *mut pthread_rwlock_t,
1220         attr: *const pthread_rwlockattr_t,
1221     ) -> ::c_int;
1222     #[cfg_attr(
1223         all(target_os = "macos", target_arch = "x86"),
1224         link_name = "pthread_rwlock_destroy$UNIX2003"
1225     )]
pthread_rwlock_destroy(lock: *mut pthread_rwlock_t) -> ::c_int1226     pub fn pthread_rwlock_destroy(lock: *mut pthread_rwlock_t) -> ::c_int;
1227     #[cfg_attr(
1228         all(target_os = "macos", target_arch = "x86"),
1229         link_name = "pthread_rwlock_rdlock$UNIX2003"
1230     )]
pthread_rwlock_rdlock(lock: *mut pthread_rwlock_t) -> ::c_int1231     pub fn pthread_rwlock_rdlock(lock: *mut pthread_rwlock_t) -> ::c_int;
1232     #[cfg_attr(
1233         all(target_os = "macos", target_arch = "x86"),
1234         link_name = "pthread_rwlock_tryrdlock$UNIX2003"
1235     )]
pthread_rwlock_tryrdlock(lock: *mut pthread_rwlock_t) -> ::c_int1236     pub fn pthread_rwlock_tryrdlock(lock: *mut pthread_rwlock_t) -> ::c_int;
1237     #[cfg_attr(
1238         all(target_os = "macos", target_arch = "x86"),
1239         link_name = "pthread_rwlock_wrlock$UNIX2003"
1240     )]
pthread_rwlock_wrlock(lock: *mut pthread_rwlock_t) -> ::c_int1241     pub fn pthread_rwlock_wrlock(lock: *mut pthread_rwlock_t) -> ::c_int;
1242     #[cfg_attr(
1243         all(target_os = "macos", target_arch = "x86"),
1244         link_name = "pthread_rwlock_trywrlock$UNIX2003"
1245     )]
pthread_rwlock_trywrlock(lock: *mut pthread_rwlock_t) -> ::c_int1246     pub fn pthread_rwlock_trywrlock(lock: *mut pthread_rwlock_t) -> ::c_int;
1247     #[cfg_attr(
1248         all(target_os = "macos", target_arch = "x86"),
1249         link_name = "pthread_rwlock_unlock$UNIX2003"
1250     )]
pthread_rwlock_unlock(lock: *mut pthread_rwlock_t) -> ::c_int1251     pub fn pthread_rwlock_unlock(lock: *mut pthread_rwlock_t) -> ::c_int;
pthread_rwlockattr_init(attr: *mut pthread_rwlockattr_t) -> ::c_int1252     pub fn pthread_rwlockattr_init(attr: *mut pthread_rwlockattr_t)
1253         -> ::c_int;
pthread_rwlockattr_destroy( attr: *mut pthread_rwlockattr_t, ) -> ::c_int1254     pub fn pthread_rwlockattr_destroy(
1255         attr: *mut pthread_rwlockattr_t,
1256     ) -> ::c_int;
1257 
1258     #[cfg_attr(target_os = "illumos", link_name = "__xnet_getsockopt")]
getsockopt( sockfd: ::c_int, level: ::c_int, optname: ::c_int, optval: *mut ::c_void, optlen: *mut ::socklen_t, ) -> ::c_int1259     pub fn getsockopt(
1260         sockfd: ::c_int,
1261         level: ::c_int,
1262         optname: ::c_int,
1263         optval: *mut ::c_void,
1264         optlen: *mut ::socklen_t,
1265     ) -> ::c_int;
raise(signum: ::c_int) -> ::c_int1266     pub fn raise(signum: ::c_int) -> ::c_int;
1267     #[cfg_attr(target_os = "netbsd", link_name = "__sigaction14")]
sigaction( signum: ::c_int, act: *const sigaction, oldact: *mut sigaction, ) -> ::c_int1268     pub fn sigaction(
1269         signum: ::c_int,
1270         act: *const sigaction,
1271         oldact: *mut sigaction,
1272     ) -> ::c_int;
1273 
1274     #[cfg_attr(target_os = "netbsd", link_name = "__utimes50")]
utimes( filename: *const ::c_char, times: *const ::timeval, ) -> ::c_int1275     pub fn utimes(
1276         filename: *const ::c_char,
1277         times: *const ::timeval,
1278     ) -> ::c_int;
dlopen(filename: *const ::c_char, flag: ::c_int) -> *mut ::c_void1279     pub fn dlopen(filename: *const ::c_char, flag: ::c_int) -> *mut ::c_void;
dlerror() -> *mut ::c_char1280     pub fn dlerror() -> *mut ::c_char;
dlsym( handle: *mut ::c_void, symbol: *const ::c_char, ) -> *mut ::c_void1281     pub fn dlsym(
1282         handle: *mut ::c_void,
1283         symbol: *const ::c_char,
1284     ) -> *mut ::c_void;
dlclose(handle: *mut ::c_void) -> ::c_int1285     pub fn dlclose(handle: *mut ::c_void) -> ::c_int;
dladdr(addr: *const ::c_void, info: *mut Dl_info) -> ::c_int1286     pub fn dladdr(addr: *const ::c_void, info: *mut Dl_info) -> ::c_int;
1287 
1288     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
1289           target_vendor = "nintendo")))]
1290     #[cfg_attr(target_os = "illumos", link_name = "__xnet_getaddrinfo")]
getaddrinfo( node: *const c_char, service: *const c_char, hints: *const addrinfo, res: *mut *mut addrinfo, ) -> ::c_int1291     pub fn getaddrinfo(
1292         node: *const c_char,
1293         service: *const c_char,
1294         hints: *const addrinfo,
1295         res: *mut *mut addrinfo,
1296     ) -> ::c_int;
1297     #[cfg(not(all(libc_cfg_target_vendor, target_arch = "powerpc",
1298           target_vendor = "nintendo")))]
freeaddrinfo(res: *mut addrinfo)1299     pub fn freeaddrinfo(res: *mut addrinfo);
gai_strerror(errcode: ::c_int) -> *const ::c_char1300     pub fn gai_strerror(errcode: ::c_int) -> *const ::c_char;
1301     #[cfg_attr(
1302         any(
1303             all(target_os = "linux", not(target_env = "musl")),
1304             target_os = "freebsd",
1305             target_os = "dragonfly",
1306             target_os = "haiku"
1307         ),
1308         link_name = "__res_init"
1309     )]
1310     #[cfg_attr(
1311         any(target_os = "macos", target_os = "ios"),
1312         link_name = "res_9_init"
1313     )]
res_init() -> ::c_int1314     pub fn res_init() -> ::c_int;
1315 
1316     #[cfg_attr(target_os = "netbsd", link_name = "__gmtime_r50")]
gmtime_r(time_p: *const time_t, result: *mut tm) -> *mut tm1317     pub fn gmtime_r(time_p: *const time_t, result: *mut tm) -> *mut tm;
1318     #[cfg_attr(target_os = "netbsd", link_name = "__localtime_r50")]
localtime_r(time_p: *const time_t, result: *mut tm) -> *mut tm1319     pub fn localtime_r(time_p: *const time_t, result: *mut tm) -> *mut tm;
1320     #[cfg_attr(
1321         all(target_os = "macos", target_arch = "x86"),
1322         link_name = "mktime$UNIX2003"
1323     )]
1324     #[cfg_attr(target_os = "netbsd", link_name = "__mktime50")]
mktime(tm: *mut tm) -> time_t1325     pub fn mktime(tm: *mut tm) -> time_t;
1326     #[cfg_attr(target_os = "netbsd", link_name = "__time50")]
time(time: *mut time_t) -> time_t1327     pub fn time(time: *mut time_t) -> time_t;
1328     #[cfg_attr(target_os = "netbsd", link_name = "__gmtime50")]
gmtime(time_p: *const time_t) -> *mut tm1329     pub fn gmtime(time_p: *const time_t) -> *mut tm;
1330     #[cfg_attr(target_os = "netbsd", link_name = "__locatime50")]
localtime(time_p: *const time_t) -> *mut tm1331     pub fn localtime(time_p: *const time_t) -> *mut tm;
1332     #[cfg_attr(target_os = "netbsd", link_name = "__difftime50")]
difftime(time1: time_t, time0: time_t) -> ::c_double1333     pub fn difftime(time1: time_t, time0: time_t) -> ::c_double;
1334 
1335     #[cfg_attr(target_os = "netbsd", link_name = "__mknod50")]
1336     #[cfg_attr(
1337         all(target_os = "freebsd", any(freebsd11, freebsd10)),
1338         link_name = "mknod@FBSD_1.0"
1339     )]
mknod( pathname: *const ::c_char, mode: ::mode_t, dev: ::dev_t, ) -> ::c_int1340     pub fn mknod(
1341         pathname: *const ::c_char,
1342         mode: ::mode_t,
1343         dev: ::dev_t,
1344     ) -> ::c_int;
gethostname(name: *mut ::c_char, len: ::size_t) -> ::c_int1345     pub fn gethostname(name: *mut ::c_char, len: ::size_t) -> ::c_int;
getservbyname( name: *const ::c_char, proto: *const ::c_char, ) -> *mut servent1346     pub fn getservbyname(
1347         name: *const ::c_char,
1348         proto: *const ::c_char,
1349     ) -> *mut servent;
getprotobyname(name: *const ::c_char) -> *mut protoent1350     pub fn getprotobyname(name: *const ::c_char) -> *mut protoent;
getprotobynumber(proto: ::c_int) -> *mut protoent1351     pub fn getprotobynumber(proto: ::c_int) -> *mut protoent;
chroot(name: *const ::c_char) -> ::c_int1352     pub fn chroot(name: *const ::c_char) -> ::c_int;
1353     #[cfg_attr(
1354         all(target_os = "macos", target_arch = "x86"),
1355         link_name = "usleep$UNIX2003"
1356     )]
usleep(secs: ::c_uint) -> ::c_int1357     pub fn usleep(secs: ::c_uint) -> ::c_int;
1358     #[cfg_attr(
1359         all(target_os = "macos", target_arch = "x86"),
1360         link_name = "send$UNIX2003"
1361     )]
send( socket: ::c_int, buf: *const ::c_void, len: ::size_t, flags: ::c_int, ) -> ::ssize_t1362     pub fn send(
1363         socket: ::c_int,
1364         buf: *const ::c_void,
1365         len: ::size_t,
1366         flags: ::c_int,
1367     ) -> ::ssize_t;
1368     #[cfg_attr(
1369         all(target_os = "macos", target_arch = "x86"),
1370         link_name = "recv$UNIX2003"
1371     )]
recv( socket: ::c_int, buf: *mut ::c_void, len: ::size_t, flags: ::c_int, ) -> ::ssize_t1372     pub fn recv(
1373         socket: ::c_int,
1374         buf: *mut ::c_void,
1375         len: ::size_t,
1376         flags: ::c_int,
1377     ) -> ::ssize_t;
1378     #[cfg_attr(
1379         all(target_os = "macos", target_arch = "x86"),
1380         link_name = "putenv$UNIX2003"
1381     )]
1382     #[cfg_attr(target_os = "netbsd", link_name = "__putenv50")]
putenv(string: *mut c_char) -> ::c_int1383     pub fn putenv(string: *mut c_char) -> ::c_int;
1384     #[cfg_attr(
1385         all(target_os = "macos", target_arch = "x86"),
1386         link_name = "poll$UNIX2003"
1387     )]
poll(fds: *mut pollfd, nfds: nfds_t, timeout: ::c_int) -> ::c_int1388     pub fn poll(fds: *mut pollfd, nfds: nfds_t, timeout: ::c_int) -> ::c_int;
1389     #[cfg_attr(
1390         all(target_os = "macos", target_arch = "x86_64"),
1391         link_name = "select$1050"
1392     )]
1393     #[cfg_attr(
1394         all(target_os = "macos", target_arch = "x86"),
1395         link_name = "select$UNIX2003"
1396     )]
1397     #[cfg_attr(target_os = "netbsd", link_name = "__select50")]
select( nfds: ::c_int, readfs: *mut fd_set, writefds: *mut fd_set, errorfds: *mut fd_set, timeout: *mut timeval, ) -> ::c_int1398     pub fn select(
1399         nfds: ::c_int,
1400         readfs: *mut fd_set,
1401         writefds: *mut fd_set,
1402         errorfds: *mut fd_set,
1403         timeout: *mut timeval,
1404     ) -> ::c_int;
1405     #[cfg_attr(target_os = "netbsd", link_name = "__setlocale50")]
setlocale( category: ::c_int, locale: *const ::c_char, ) -> *mut ::c_char1406     pub fn setlocale(
1407         category: ::c_int,
1408         locale: *const ::c_char,
1409     ) -> *mut ::c_char;
localeconv() -> *mut lconv1410     pub fn localeconv() -> *mut lconv;
1411 
1412     #[cfg_attr(
1413         all(target_os = "macos", target_arch = "x86"),
1414         link_name = "sem_wait$UNIX2003"
1415     )]
sem_wait(sem: *mut sem_t) -> ::c_int1416     pub fn sem_wait(sem: *mut sem_t) -> ::c_int;
sem_trywait(sem: *mut sem_t) -> ::c_int1417     pub fn sem_trywait(sem: *mut sem_t) -> ::c_int;
sem_post(sem: *mut sem_t) -> ::c_int1418     pub fn sem_post(sem: *mut sem_t) -> ::c_int;
statvfs(path: *const c_char, buf: *mut statvfs) -> ::c_int1419     pub fn statvfs(path: *const c_char, buf: *mut statvfs) -> ::c_int;
fstatvfs(fd: ::c_int, buf: *mut statvfs) -> ::c_int1420     pub fn fstatvfs(fd: ::c_int, buf: *mut statvfs) -> ::c_int;
1421 
readlink( path: *const c_char, buf: *mut c_char, bufsz: ::size_t, ) -> ::ssize_t1422     pub fn readlink(
1423         path: *const c_char,
1424         buf: *mut c_char,
1425         bufsz: ::size_t,
1426     ) -> ::ssize_t;
1427 
1428     #[cfg_attr(target_os = "netbsd", link_name = "__sigemptyset14")]
sigemptyset(set: *mut sigset_t) -> ::c_int1429     pub fn sigemptyset(set: *mut sigset_t) -> ::c_int;
1430     #[cfg_attr(target_os = "netbsd", link_name = "__sigaddset14")]
sigaddset(set: *mut sigset_t, signum: ::c_int) -> ::c_int1431     pub fn sigaddset(set: *mut sigset_t, signum: ::c_int) -> ::c_int;
1432     #[cfg_attr(target_os = "netbsd", link_name = "__sigfillset14")]
sigfillset(set: *mut sigset_t) -> ::c_int1433     pub fn sigfillset(set: *mut sigset_t) -> ::c_int;
1434     #[cfg_attr(target_os = "netbsd", link_name = "__sigdelset14")]
sigdelset(set: *mut sigset_t, signum: ::c_int) -> ::c_int1435     pub fn sigdelset(set: *mut sigset_t, signum: ::c_int) -> ::c_int;
1436     #[cfg_attr(target_os = "netbsd", link_name = "__sigismember14")]
sigismember(set: *const sigset_t, signum: ::c_int) -> ::c_int1437     pub fn sigismember(set: *const sigset_t, signum: ::c_int) -> ::c_int;
1438 
1439     #[cfg_attr(target_os = "netbsd", link_name = "__sigprocmask14")]
sigprocmask( how: ::c_int, set: *const sigset_t, oldset: *mut sigset_t, ) -> ::c_int1440     pub fn sigprocmask(
1441         how: ::c_int,
1442         set: *const sigset_t,
1443         oldset: *mut sigset_t,
1444     ) -> ::c_int;
1445     #[cfg_attr(target_os = "netbsd", link_name = "__sigpending14")]
sigpending(set: *mut sigset_t) -> ::c_int1446     pub fn sigpending(set: *mut sigset_t) -> ::c_int;
1447 
1448     #[cfg_attr(target_os = "netbsd", link_name = "__timegm50")]
timegm(tm: *mut ::tm) -> time_t1449     pub fn timegm(tm: *mut ::tm) -> time_t;
1450 
sysconf(name: ::c_int) -> ::c_long1451     pub fn sysconf(name: ::c_int) -> ::c_long;
1452 
mkfifo(path: *const c_char, mode: mode_t) -> ::c_int1453     pub fn mkfifo(path: *const c_char, mode: mode_t) -> ::c_int;
1454 
1455     #[cfg_attr(
1456         all(target_os = "macos", target_arch = "x86_64"),
1457         link_name = "pselect$1050"
1458     )]
1459     #[cfg_attr(
1460         all(target_os = "macos", target_arch = "x86"),
1461         link_name = "pselect$UNIX2003"
1462     )]
1463     #[cfg_attr(target_os = "netbsd", link_name = "__pselect50")]
pselect( nfds: ::c_int, readfs: *mut fd_set, writefds: *mut fd_set, errorfds: *mut fd_set, timeout: *const timespec, sigmask: *const sigset_t, ) -> ::c_int1464     pub fn pselect(
1465         nfds: ::c_int,
1466         readfs: *mut fd_set,
1467         writefds: *mut fd_set,
1468         errorfds: *mut fd_set,
1469         timeout: *const timespec,
1470         sigmask: *const sigset_t,
1471     ) -> ::c_int;
fseeko( stream: *mut ::FILE, offset: ::off_t, whence: ::c_int, ) -> ::c_int1472     pub fn fseeko(
1473         stream: *mut ::FILE,
1474         offset: ::off_t,
1475         whence: ::c_int,
1476     ) -> ::c_int;
ftello(stream: *mut ::FILE) -> ::off_t1477     pub fn ftello(stream: *mut ::FILE) -> ::off_t;
1478     #[cfg_attr(
1479         all(target_os = "macos", target_arch = "x86"),
1480         link_name = "tcdrain$UNIX2003"
1481     )]
tcdrain(fd: ::c_int) -> ::c_int1482     pub fn tcdrain(fd: ::c_int) -> ::c_int;
cfgetispeed(termios: *const ::termios) -> ::speed_t1483     pub fn cfgetispeed(termios: *const ::termios) -> ::speed_t;
cfgetospeed(termios: *const ::termios) -> ::speed_t1484     pub fn cfgetospeed(termios: *const ::termios) -> ::speed_t;
cfsetispeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int1485     pub fn cfsetispeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int;
cfsetospeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int1486     pub fn cfsetospeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int;
tcgetattr(fd: ::c_int, termios: *mut ::termios) -> ::c_int1487     pub fn tcgetattr(fd: ::c_int, termios: *mut ::termios) -> ::c_int;
tcsetattr( fd: ::c_int, optional_actions: ::c_int, termios: *const ::termios, ) -> ::c_int1488     pub fn tcsetattr(
1489         fd: ::c_int,
1490         optional_actions: ::c_int,
1491         termios: *const ::termios,
1492     ) -> ::c_int;
tcflow(fd: ::c_int, action: ::c_int) -> ::c_int1493     pub fn tcflow(fd: ::c_int, action: ::c_int) -> ::c_int;
tcflush(fd: ::c_int, action: ::c_int) -> ::c_int1494     pub fn tcflush(fd: ::c_int, action: ::c_int) -> ::c_int;
tcgetsid(fd: ::c_int) -> ::pid_t1495     pub fn tcgetsid(fd: ::c_int) -> ::pid_t;
tcsendbreak(fd: ::c_int, duration: ::c_int) -> ::c_int1496     pub fn tcsendbreak(fd: ::c_int, duration: ::c_int) -> ::c_int;
mkstemp(template: *mut ::c_char) -> ::c_int1497     pub fn mkstemp(template: *mut ::c_char) -> ::c_int;
mkdtemp(template: *mut ::c_char) -> *mut ::c_char1498     pub fn mkdtemp(template: *mut ::c_char) -> *mut ::c_char;
1499 
tmpnam(ptr: *mut ::c_char) -> *mut ::c_char1500     pub fn tmpnam(ptr: *mut ::c_char) -> *mut ::c_char;
1501 
openlog(ident: *const ::c_char, logopt: ::c_int, facility: ::c_int)1502     pub fn openlog(ident: *const ::c_char, logopt: ::c_int, facility: ::c_int);
closelog()1503     pub fn closelog();
setlogmask(maskpri: ::c_int) -> ::c_int1504     pub fn setlogmask(maskpri: ::c_int) -> ::c_int;
1505     #[cfg_attr(target_os = "macos", link_name = "syslog$DARWIN_EXTSN")]
syslog(priority: ::c_int, message: *const ::c_char, ...)1506     pub fn syslog(priority: ::c_int, message: *const ::c_char, ...);
1507     #[cfg_attr(
1508         all(target_os = "macos", target_arch = "x86"),
1509         link_name = "nice$UNIX2003"
1510     )]
nice(incr: ::c_int) -> ::c_int1511     pub fn nice(incr: ::c_int) -> ::c_int;
1512 
grantpt(fd: ::c_int) -> ::c_int1513     pub fn grantpt(fd: ::c_int) -> ::c_int;
posix_openpt(flags: ::c_int) -> ::c_int1514     pub fn posix_openpt(flags: ::c_int) -> ::c_int;
ptsname(fd: ::c_int) -> *mut ::c_char1515     pub fn ptsname(fd: ::c_int) -> *mut ::c_char;
unlockpt(fd: ::c_int) -> ::c_int1516     pub fn unlockpt(fd: ::c_int) -> ::c_int;
1517 
strcasestr(cs: *const c_char, ct: *const c_char) -> *mut c_char1518     pub fn strcasestr(cs: *const c_char, ct: *const c_char) -> *mut c_char;
getline( lineptr: *mut *mut c_char, n: *mut size_t, stream: *mut FILE, ) -> ssize_t1519     pub fn getline(
1520         lineptr: *mut *mut c_char,
1521         n: *mut size_t,
1522         stream: *mut FILE,
1523     ) -> ssize_t;
1524 
lockf( fd: ::c_int, cmd: ::c_int, len: ::off_t, ) -> ::c_int1525     pub fn lockf(
1526         fd: ::c_int,
1527         cmd: ::c_int,
1528         len: ::off_t,
1529     ) -> ::c_int;
1530 }
1531 
1532 cfg_if! {
1533     if #[cfg(not(target_os = "redox"))] {
1534         extern {
1535             pub fn getsid(pid: pid_t) -> pid_t;
1536             pub fn truncate(path: *const c_char, length: off_t) -> ::c_int;
1537             #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
1538                        link_name = "pause$UNIX2003")]
1539             pub fn pause() -> ::c_int;
1540 
1541             pub fn readlinkat(dirfd: ::c_int,
1542                               pathname: *const ::c_char,
1543                               buf: *mut ::c_char,
1544                               bufsiz: ::size_t) -> ::ssize_t;
1545             pub fn mkdirat(dirfd: ::c_int, pathname: *const ::c_char,
1546                            mode: ::mode_t) -> ::c_int;
1547             pub fn openat(dirfd: ::c_int, pathname: *const ::c_char,
1548                           flags: ::c_int, ...) -> ::c_int;
1549 
1550             #[cfg_attr(all(target_os = "macos", target_arch = "x86_64"),
1551                        link_name = "fdopendir$INODE64")]
1552             #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
1553                        link_name = "fdopendir$INODE64$UNIX2003")]
1554             pub fn fdopendir(fd: ::c_int) -> *mut ::DIR;
1555 
1556             #[cfg_attr(all(target_os = "macos", not(target_arch = "aarch64")),
1557                        link_name = "readdir_r$INODE64")]
1558             #[cfg_attr(target_os = "netbsd", link_name = "__readdir_r30")]
1559             #[cfg_attr(
1560                 all(target_os = "freebsd", any(freebsd11, freebsd10)),
1561                 link_name = "readdir_r@FBSD_1.0"
1562             )]
1563             /// The 64-bit libc on Solaris and illumos only has readdir_r.  If a
1564             /// 32-bit Solaris or illumos target is ever created, it should use
1565             /// __posix_readdir_r.  See libc(3LIB) on Solaris or illumos:
1566             /// https://illumos.org/man/3lib/libc
1567             /// https://docs.oracle.com/cd/E36784_01/html/E36873/libc-3lib.html
1568             /// https://www.unix.com/man-page/opensolaris/3LIB/libc/
1569             pub fn readdir_r(dirp: *mut ::DIR, entry: *mut ::dirent,
1570                              result: *mut *mut ::dirent) -> ::c_int;
1571         }
1572     }
1573 }
1574 
1575 cfg_if! {
1576    if #[cfg(not(any(target_os = "solaris", target_os = "illumos")))] {
1577         extern {
1578             pub fn cfmakeraw(termios: *mut ::termios);
1579             pub fn cfsetspeed(termios: *mut ::termios,
1580                               speed: ::speed_t) -> ::c_int;
1581         }
1582    }
1583 }
1584 
1585 cfg_if! {
1586     if #[cfg(target_env = "uclibc")] {
1587         mod uclibc;
1588         pub use self::uclibc::*;
1589     } else if #[cfg(target_env = "newlib")] {
1590         mod newlib;
1591         pub use self::newlib::*;
1592     } else if #[cfg(any(target_os = "linux",
1593                         target_os = "android",
1594                         target_os = "emscripten"))] {
1595         mod linux_like;
1596         pub use self::linux_like::*;
1597     } else if #[cfg(any(target_os = "macos",
1598                         target_os = "ios",
1599                         target_os = "freebsd",
1600                         target_os = "dragonfly",
1601                         target_os = "openbsd",
1602                         target_os = "netbsd"))] {
1603         mod bsd;
1604         pub use self::bsd::*;
1605     } else if #[cfg(any(target_os = "solaris",
1606                         target_os = "illumos"))] {
1607         mod solarish;
1608         pub use self::solarish::*;
1609     } else if #[cfg(target_os = "haiku")] {
1610         mod haiku;
1611         pub use self::haiku::*;
1612     } else if #[cfg(target_os = "hermit")] {
1613         mod hermit;
1614         pub use self::hermit::*;
1615     } else if #[cfg(target_os = "redox")] {
1616         mod redox;
1617         pub use self::redox::*;
1618     } else {
1619         // Unknown target_os
1620     }
1621 }
1622 
1623 cfg_if! {
1624     if #[cfg(libc_core_cvoid)] {
1625         pub use ::ffi::c_void;
1626     } else {
1627         // Use repr(u8) as LLVM expects `void*` to be the same as `i8*` to help
1628         // enable more optimization opportunities around it recognizing things
1629         // like malloc/free.
1630         #[repr(u8)]
1631         #[allow(missing_copy_implementations)]
1632         #[allow(missing_debug_implementations)]
1633         pub enum c_void {
1634             // Two dummy variants so the #[repr] attribute can be used.
1635             #[doc(hidden)]
1636             __variant1,
1637             #[doc(hidden)]
1638             __variant2,
1639         }
1640     }
1641 }
1642 
1643 cfg_if! {
1644     if #[cfg(libc_align)] {
1645         mod align;
1646         pub use self::align::*;
1647     } else {
1648         mod no_align;
1649         pub use self::no_align::*;
1650     }
1651 }
1652