FM / bits

/usr/include/bits

Name	Size	Mode	Actions
a.out.h	299	0644	edit dl rm
byteswap.h	5396	0644	edit dl rm
cmathcalls.h	4881	0644	edit dl rm
confname.h	23818	0644	edit dl rm
dirent.h	1609	0644	edit dl rm
dlfcn.h	2593	0644	edit dl rm
elfclass.h	426	0644	edit dl rm
endian.h	170	0644	edit dl rm
environments.h	3651	0644	edit dl rm
errno.h	2171	0644	edit dl rm
error.h	2762	0644	edit dl rm
fcntl.h	10426	0644	edit dl rm
fcntl2.h	5607	0644	edit dl rm
fenv.h	3064	0644	edit dl rm
fenvinline.h	190	0644	edit dl rm
huge_val.h	1941	0644	edit dl rm
huge_valf.h	1901	0644	edit dl rm
huge_vall.h	1183	0644	edit dl rm
in.h	7713	0644	edit dl rm
inf.h	1123	0644	edit dl rm
initspin.h	25	0644	edit dl rm
ioctl-types.h	2535	0644	edit dl rm
ioctls.h	4557	0644	edit dl rm
ipc.h	2127	0644	edit dl rm
ipctypes.h	1225	0644	edit dl rm
libc-lock.h	12844	0644	edit dl rm
libio-ldbl.h	1081	0644	edit dl rm
link.h	3620	0644	edit dl rm
locale.h	1378	0644	edit dl rm
local_lim.h	3273	0644	edit dl rm
mathcalls.h	11570	0644	edit dl rm
mathdef.h	2011	0644	edit dl rm
mathinline.h	2035	0644	edit dl rm
mman.h	4825	0644	edit dl rm
monetary-ldbl.h	1108	0644	edit dl rm
mqueue.h	1237	0644	edit dl rm
mqueue2.h	2186	0644	edit dl rm
msq.h	2623	0644	edit dl rm
nan.h	1641	0644	edit dl rm
netdb.h	1349	0644	edit dl rm
poll.h	2155	0644	edit dl rm
posix1_lim.h	4946	0644	edit dl rm
posix2_lim.h	2952	0644	edit dl rm
posix_opt.h	5853	0644	edit dl rm
printf-ldbl.h	1053	0644	edit dl rm
pthreadtypes.h	5763	0644	edit dl rm
resource.h	7182	0644	edit dl rm
sched.h	7491	0644	edit dl rm
select.h	2166	0644	edit dl rm
sem.h	2624	0644	edit dl rm
semaphore.h	1305	0644	edit dl rm
setjmp.h	1291	0644	edit dl rm
setjmp2.h	1752	0644	edit dl rm
shm.h	3601	0644	edit dl rm
sigaction.h	2919	0644	edit dl rm
sigcontext.h	3699	0644	edit dl rm
siginfo.h	9125	0644	edit dl rm
signum.h	3484	0644	edit dl rm
sigset.h	4652	0644	edit dl rm
sigstack.h	1595	0644	edit dl rm
sigthread.h	1747	0644	edit dl rm
sockaddr.h	1601	0644	edit dl rm
socket.h	14207	0644	edit dl rm
socket2.h	3101	0644	edit dl rm
stab.def	9101	0644	edit dl rm
stat.h	7790	0644	edit dl rm
statfs.h	2026	0644	edit dl rm
statvfs.h	3439	0644	edit dl rm
stdio-ldbl.h	3196	0644	edit dl rm
stdio-lock.h	2262	0644	edit dl rm
stdio.h	5654	0644	edit dl rm
stdio2.h	12652	0644	edit dl rm
stdio_lim.h	1440	0644	edit dl rm
stdlib-ldbl.h	1462	0644	edit dl rm
stdlib.h	5770	0644	edit dl rm
string.h	1185	0644	edit dl rm
string2.h	47734	0644	edit dl rm
string3.h	4629	0644	edit dl rm
syscall.h	14573	0644	edit dl rm
syslog-ldbl.h	1269	0644	edit dl rm
syslog-path.h	1122	0644	edit dl rm
syslog.h	1773	0644	edit dl rm
sys_errlist.h	1284	0644	edit dl rm
termios.h	5396	0644	edit dl rm
time.h	2866	0644	edit dl rm
types.h	7601	0644	edit dl rm
typesizes.h	2538	0644	edit dl rm
uio.h	1832	0644	edit dl rm
unistd.h	13517	0644	edit dl rm
ustat.h	1157	0644	edit dl rm
utmp.h	4098	0644	edit dl rm
utmpx.h	3564	0644	edit dl rm
utsname.h	1286	0644	edit dl rm
waitflags.h	1715	0644	edit dl rm
waitstatus.h	3639	0644	edit dl rm
wchar-ldbl.h	2583	0644	edit dl rm
wchar.h	1033	0644	edit dl rm
wchar2.h	20795	0644	edit dl rm
wordsize.h	175	0644	edit dl rm
xopen_lim.h	3837	0644	edit dl rm

Edit: /usr/include/bits/unistd.h (13517B)

/* Checking macros for unistd functions.
   Copyright (C) 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifndef _UNISTD_H
# error "Never include <bits/unistd.h> directly; use <unistd.h> instead."
#endif

extern ssize_t __read_chk (int __fd, void *__buf, size_t __nbytes,
			   size_t __buflen) __wur;
extern ssize_t __REDIRECT (__read_alias, (int __fd, void *__buf,
					  size_t __nbytes), read) __wur;
extern ssize_t __REDIRECT (__read_chk_warn,
			   (int __fd, void *__buf, size_t __nbytes,
			    size_t __buflen), __read_chk)
     __wur __warnattr ("read called with bigger length than size of "
		       "the destination buffer");

__extern_always_inline __wur ssize_t
read (int __fd, void *__buf, size_t __nbytes)
{
  if (__bos0 (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__nbytes))
	return __read_chk (__fd, __buf, __nbytes, __bos0 (__buf));

if (__nbytes > __bos0 (__buf))
	return __read_chk_warn (__fd, __buf, __nbytes, __bos0 (__buf));
    }
  return __read_alias (__fd, __buf, __nbytes);
}

#ifdef __USE_UNIX98
extern ssize_t __pread_chk (int __fd, void *__buf, size_t __nbytes,
			    __off_t __offset, size_t __bufsize) __wur;
extern ssize_t __pread64_chk (int __fd, void *__buf, size_t __nbytes,
			      __off64_t __offset, size_t __bufsize) __wur;
extern ssize_t __REDIRECT (__pread_alias,
			   (int __fd, void *__buf, size_t __nbytes,
			    __off_t __offset), pread) __wur;
extern ssize_t __REDIRECT (__pread64_alias,
			   (int __fd, void *__buf, size_t __nbytes,
			    __off64_t __offset), pread64) __wur;
extern ssize_t __REDIRECT (__pread_chk_warn,
			   (int __fd, void *__buf, size_t __nbytes,
			    __off_t __offset, size_t __bufsize), __pread_chk)
     __wur __warnattr ("pread called with bigger length than size of "
		       "the destination buffer");
extern ssize_t __REDIRECT (__pread64_chk_warn,
			   (int __fd, void *__buf, size_t __nbytes,
			    __off64_t __offset, size_t __bufsize),
			    __pread64_chk)
     __wur __warnattr ("pread64 called with bigger length than size of "
		       "the destination buffer");

# ifndef __USE_FILE_OFFSET64
__extern_always_inline __wur ssize_t
pread (int __fd, void *__buf, size_t __nbytes, __off_t __offset)
{
  if (__bos0 (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__nbytes))
	return __pread_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf));

if ( __nbytes > __bos0 (__buf))
	return __pread_chk_warn (__fd, __buf, __nbytes, __offset,
				 __bos0 (__buf));
    }
  return __pread_alias (__fd, __buf, __nbytes, __offset);
}
# else
__extern_always_inline __wur ssize_t
pread (int __fd, void *__buf, size_t __nbytes, __off64_t __offset)
{
  if (__bos0 (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__nbytes))
	return __pread64_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf));

if ( __nbytes > __bos0 (__buf))
	return __pread64_chk_warn (__fd, __buf, __nbytes, __offset,
				   __bos0 (__buf));
    }

return __pread64_alias (__fd, __buf, __nbytes, __offset);
}
# endif

# ifdef __USE_LARGEFILE64
__extern_always_inline __wur ssize_t
pread64 (int __fd, void *__buf, size_t __nbytes, __off64_t __offset)
{
  if (__bos0 (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__nbytes))
	return __pread64_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf));

if ( __nbytes > __bos0 (__buf))
	return __pread64_chk_warn (__fd, __buf, __nbytes, __offset,
				   __bos0 (__buf));
    }

return __pread64_alias (__fd, __buf, __nbytes, __offset);
}
# endif
#endif

#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K
extern ssize_t __readlink_chk (__const char *__restrict __path,
			       char *__restrict __buf, size_t __len,
			       size_t __buflen)
     __THROW __nonnull ((1, 2)) __wur;
extern ssize_t __REDIRECT_NTH (__readlink_alias,
			       (__const char *__restrict __path,
				char *__restrict __buf, size_t __len), readlink)
     __nonnull ((1, 2)) __wur;
extern ssize_t __REDIRECT_NTH (__readlink_chk_warn,
			       (__const char *__restrict __path,
				char *__restrict __buf, size_t __len,
				size_t __buflen), __readlink_chk)
     __nonnull ((1, 2)) __wur __warnattr ("readlink called with bigger length "
					  "than size of destination buffer");

__extern_always_inline __nonnull ((1, 2)) __wur ssize_t
__NTH (readlink (__const char *__restrict __path, char *__restrict __buf,
		 size_t __len))
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__len))
	return __readlink_chk (__path, __buf, __len, __bos (__buf));

if ( __len > __bos (__buf))
	return __readlink_chk_warn (__path, __buf, __len, __bos (__buf));
    }
  return __readlink_alias (__path, __buf, __len);
}
#endif

#ifdef __USE_ATFILE
extern ssize_t __readlinkat_chk (int __fd, __const char *__restrict __path,
				 char *__restrict __buf, size_t __len,
				 size_t __buflen)
     __THROW __nonnull ((2, 3)) __wur;
extern ssize_t __REDIRECT_NTH (__readlinkat_alias,
			       (int __fd, __const char *__restrict __path,
				char *__restrict __buf, size_t __len),
			       readlinkat)
     __nonnull ((2, 3)) __wur;
extern ssize_t __REDIRECT_NTH (__readlinkat_chk_warn,
			       (int __fd, __const char *__restrict __path,
				char *__restrict __buf, size_t __len,
				size_t __buflen), __readlinkat_chk)
     __nonnull ((2, 3)) __wur __warnattr ("readlinkat called with bigger "
					  "length than size of destination "
					  "buffer");

__extern_always_inline __nonnull ((2, 3)) __wur ssize_t
__NTH (readlinkat (int __fd, __const char *__restrict __path,
		   char *__restrict __buf, size_t __len))
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__len))
	return __readlinkat_chk (__fd, __path, __buf, __len, __bos (__buf));

if (__len > __bos (__buf))
	return __readlinkat_chk_warn (__fd, __path, __buf, __len,
				      __bos (__buf));
    }
  return __readlinkat_alias (__fd, __path, __buf, __len);
}
#endif

extern char *__getcwd_chk (char *__buf, size_t __size, size_t __buflen)
     __THROW __wur;
extern char *__REDIRECT_NTH (__getcwd_alias,
			     (char *__buf, size_t __size), getcwd) __wur;
extern char *__REDIRECT_NTH (__getcwd_chk_warn,
			     (char *__buf, size_t __size, size_t __buflen),
			     __getcwd_chk)
     __wur __warnattr ("getcwd caller with bigger length than size of "
		       "destination buffer");

__extern_always_inline __wur char *
__NTH (getcwd (char *__buf, size_t __size))
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__size))
	return __getcwd_chk (__buf, __size, __bos (__buf));

if (__size > __bos (__buf))
	return __getcwd_chk_warn (__buf, __size, __bos (__buf));
    }
  return __getcwd_alias (__buf, __size);
}

#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
extern char *__getwd_chk (char *__buf, size_t buflen)
     __THROW __nonnull ((1)) __wur;
extern char *__REDIRECT_NTH (__getwd_warn, (char *__buf), getwd)
     __nonnull ((1)) __wur __warnattr ("please use getcwd instead, as getwd "
				       "doesn't specify buffer size");

__extern_always_inline __nonnull ((1)) __attribute_deprecated__ __wur char *
__NTH (getwd (char *__buf))
{
  if (__bos (__buf) != (size_t) -1)
    return __getwd_chk (__buf, __bos (__buf));
  return __getwd_warn (__buf);
}
#endif

extern size_t __confstr_chk (int __name, char *__buf, size_t __len,
			     size_t __buflen) __THROW;
extern size_t __REDIRECT_NTH (__confstr_alias, (int __name, char *__buf,
						size_t __len), confstr);
extern size_t __REDIRECT_NTH (__confstr_chk_warn,
			      (int __name, char *__buf, size_t __len,
			       size_t __buflen), __confstr_chk)
     __warnattr ("confstr called with bigger length than size of destination "
		 "buffer");

__extern_always_inline size_t
__NTH (confstr (int __name, char *__buf, size_t __len))
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__len))
	return __confstr_chk (__name, __buf, __len, __bos (__buf));

if (__bos (__buf) < __len)
	return __confstr_chk_warn (__name, __buf, __len, __bos (__buf));
    }
  return __confstr_alias (__name, __buf, __len);
}

extern int __getgroups_chk (int __size, __gid_t __list[], size_t __listlen)
     __THROW __wur;
extern int __REDIRECT_NTH (__getgroups_alias, (int __size, __gid_t __list[]),
			   getgroups) __wur;
extern int __REDIRECT_NTH (__getgroups_chk_warn,
			   (int __size, __gid_t __list[], size_t __listlen),
			   __getgroups_chk)
     __wur __warnattr ("getgroups called with bigger group count than what "
		       "can fit into destination buffer");

__extern_always_inline int
__NTH (getgroups (int __size, __gid_t __list[]))
{
  if (__bos (__list) != (size_t) -1)
    {
      if (!__builtin_constant_p (__size) || __size < 0)
	return __getgroups_chk (__size, __list, __bos (__list));

if (__size * sizeof (__gid_t) > __bos (__list))
	return __getgroups_chk_warn (__size, __list, __bos (__list));
    }
  return __getgroups_alias (__size, __list);
}

extern int __ttyname_r_chk (int __fd, char *__buf, size_t __buflen,
			    size_t __nreal) __THROW __nonnull ((2));
extern int __REDIRECT_NTH (__ttyname_r_alias, (int __fd, char *__buf,
					       size_t __buflen), ttyname_r)
     __nonnull ((2));
extern int __REDIRECT_NTH (__ttyname_r_chk_warn,
			   (int __fd, char *__buf, size_t __buflen,
			    size_t __nreal), __ttyname_r_chk)
     __nonnull ((2)) __warnattr ("ttyname_r called with bigger buflen than "
				 "size of destination buffer");

__extern_always_inline int
__NTH (ttyname_r (int __fd, char *__buf, size_t __buflen))
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__buflen))
	return __ttyname_r_chk (__fd, __buf, __buflen, __bos (__buf));

if (__buflen > __bos (__buf))
	return __ttyname_r_chk_warn (__fd, __buf, __buflen, __bos (__buf));
    }
  return __ttyname_r_alias (__fd, __buf, __buflen);
}

#if defined __USE_REENTRANT || defined __USE_POSIX199506
extern int __getlogin_r_chk (char *__buf, size_t __buflen, size_t __nreal)
     __nonnull ((1));
extern int __REDIRECT (__getlogin_r_alias, (char *__buf, size_t __buflen),
		       getlogin_r) __nonnull ((1));
extern int __REDIRECT (__getlogin_r_chk_warn,
		       (char *__buf, size_t __buflen, size_t __nreal),
		       __getlogin_r_chk)
     __nonnull ((1)) __warnattr ("getlogin_r called with bigger buflen than "
				 "size of destination buffer");

__extern_always_inline int
getlogin_r (char *__buf, size_t __buflen)
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__buflen))
	return __getlogin_r_chk (__buf, __buflen, __bos (__buf));

if (__buflen > __bos (__buf))
	return __getlogin_r_chk_warn (__buf, __buflen, __bos (__buf));
    }
  return __getlogin_r_alias (__buf, __buflen);
}
#endif

#if defined __USE_BSD || defined __USE_UNIX98
extern int __gethostname_chk (char *__buf, size_t __buflen, size_t __nreal)
     __THROW __nonnull ((1));
extern int __REDIRECT_NTH (__gethostname_alias, (char *__buf, size_t __buflen),
			   gethostname) __nonnull ((1));
extern int __REDIRECT_NTH (__gethostname_chk_warn,
			   (char *__buf, size_t __buflen, size_t __nreal),
			   __gethostname_chk)
     __nonnull ((1)) __warnattr ("gethostname called with bigger buflen than "
				 "size of destination buffer");

__extern_always_inline int
__NTH (gethostname (char *__buf, size_t __buflen))
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__buflen))
	return __gethostname_chk (__buf, __buflen, __bos (__buf));

if (__buflen > __bos (__buf))
	return __gethostname_chk_warn (__buf, __buflen, __bos (__buf));
    }
  return __gethostname_alias (__buf, __buflen);
}
#endif

#if defined __USE_BSD || (defined __USE_XOPEN && !defined __USE_UNIX98)
extern int __getdomainname_chk (char *__buf, size_t __buflen, size_t __nreal)
     __THROW __nonnull ((1)) __wur;
extern int __REDIRECT_NTH (__getdomainname_alias, (char *__buf,
						   size_t __buflen),
			   getdomainname) __nonnull ((1)) __wur;
extern int __REDIRECT_NTH (__getdomainname_chk_warn,
			   (char *__buf, size_t __buflen, size_t __nreal),
			   __getdomainname_chk)
     __nonnull ((1)) __wur __warnattr ("getdomainname called with bigger "
				       "buflen than size of destination "
				       "buffer");

__extern_always_inline int
__NTH (getdomainname (char *__buf, size_t __buflen))
{
  if (__bos (__buf) != (size_t) -1)
    {
      if (!__builtin_constant_p (__buflen))
	return __getdomainname_chk (__buf, __buflen, __bos (__buf));

if (__buflen > __bos (__buf))
	return __getdomainname_chk_warn (__buf, __buflen, __bos (__buf));
    }
  return __getdomainname_alias (__buf, __buflen);
}
#endif

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