FM / sys

/usr/include/sys

Name	Size	Mode	Actions
platform/	-	0755	rm
acct.h	3302	0644	edit dl rm
auxv.h	1260	0644	edit dl rm
bitypes.h	86	0644	edit dl rm
cdefs.h	26257	0644	edit dl rm
debugreg.h	3576	0644	edit dl rm
dir.h	922	0644	edit dl rm
elf.h	1024	0644	edit dl rm
epoll.h	5076	0644	edit dl rm
errno.h	19	0644	edit dl rm
eventfd.h	1400	0644	edit dl rm
fanotify.h	1292	0644	edit dl rm
fcntl.h	19	0644	edit dl rm
file.h	1675	0644	edit dl rm
fsuid.h	1188	0644	edit dl rm
gmon.h	6230	0644	edit dl rm
gmon_out.h	2636	0644	edit dl rm
inotify.h	3901	0644	edit dl rm
io.h	5086	0644	edit dl rm
ioctl.h	2027	0644	edit dl rm
ipc.h	1462	0644	edit dl rm
kd.h	1112	0644	edit dl rm
klog.h	1204	0644	edit dl rm
mman.h	5552	0644	edit dl rm
mount.h	5706	0644	edit dl rm
msg.h	2623	0644	edit dl rm
mtio.h	11163	0644	edit dl rm
param.h	3149	0644	edit dl rm
pci.h	923	0644	edit dl rm
perm.h	1127	0644	edit dl rm
personality.h	2723	0644	edit dl rm
poll.h	3025	0644	edit dl rm
prctl.h	1795	0644	edit dl rm
procfs.h	4338	0644	edit dl rm
profil.h	1959	0644	edit dl rm
ptrace.h	6126	0644	edit dl rm
queue.h	19539	0644	edit dl rm
quota.h	5173	0644	edit dl rm
random.h	1471	0644	edit dl rm
raw.h	1182	0644	edit dl rm
reboot.h	1633	0644	edit dl rm
reg.h	1827	0644	edit dl rm
resource.h	4034	0644	edit dl rm
rseq.h	6405	0644	edit dl rm
select.h	5039	0644	edit dl rm
sem.h	2660	0644	edit dl rm
sendfile.h	1806	0644	edit dl rm
shm.h	2131	0644	edit dl rm
signal.h	20	0644	edit dl rm
signalfd.h	1714	0644	edit dl rm
single_threaded.h	1182	0644	edit dl rm
socket.h	12382	0644	edit dl rm
socketvar.h	141	0644	edit dl rm
soundcard.h	29	0644	edit dl rm
stat.h	13735	0644	edit dl rm
statfs.h	2094	0644	edit dl rm
statvfs.h	2821	0644	edit dl rm
swap.h	1593	0644	edit dl rm
syscall.h	1256	0644	edit dl rm
sysinfo.h	1518	0644	edit dl rm
syslog.h	7786	0644	edit dl rm
sysmacros.h	2103	0644	edit dl rm
termios.h	74	0644	edit dl rm
time.h	9139	0644	edit dl rm
timeb.h	1155	0644	edit dl rm
timerfd.h	2583	0644	edit dl rm
times.h	1597	0644	edit dl rm
timex.h	2839	0644	edit dl rm
ttychars.h	2499	0644	edit dl rm
ttydefaults.h	3568	0644	edit dl rm
types.h	5713	0644	edit dl rm
ucontext.h	5842	0644	edit dl rm
uio.h	6796	0644	edit dl rm
un.h	1453	0644	edit dl rm
unistd.h	20	0644	edit dl rm
user.h	5208	0644	edit dl rm
utsname.h	2481	0644	edit dl rm
vfs.h	161	0644	edit dl rm
vlimit.h	1880	0644	edit dl rm
vm86.h	1199	0644	edit dl rm
vt.h	22	0644	edit dl rm
wait.h	6233	0644	edit dl rm
xattr.h	4275	0644	edit dl rm

Edit: /usr/include/sys/uio.h (6796B)

/* Copyright (C) 1991-2021 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, see
   <https://www.gnu.org/licenses/>.  */

#ifndef _SYS_UIO_H
#define _SYS_UIO_H	1

#include <features.h>
#include <sys/types.h>
#include <bits/types/struct_iovec.h>
#include <bits/uio_lim.h>
#ifdef __IOV_MAX
# define UIO_MAXIOV __IOV_MAX
#else
# undef UIO_MAXIOV
#endif

__BEGIN_DECLS

/* Read data from file descriptor FD, and put the result in the
   buffers described by IOVEC, which is a vector of COUNT 'struct iovec's.
   The buffers are filled in the order specified.
   Operates just like 'read' (see <unistd.h>) except that data are
   put in IOVEC instead of a contiguous buffer.

This function is a cancellation point and therefore not marked with
   __THROW.  */
extern ssize_t readv (int __fd, const struct iovec *__iovec, int __count)
  __wur __attr_access ((__read_only__, 2, 3));

/* Write data pointed by the buffers described by IOVEC, which
   is a vector of COUNT 'struct iovec's, to file descriptor FD.
   The data is written in the order specified.
   Operates just like 'write' (see <unistd.h>) except that the data
   are taken from IOVEC instead of a contiguous buffer.

This function is a cancellation point and therefore not marked with
   __THROW.  */
extern ssize_t writev (int __fd, const struct iovec *__iovec, int __count)
  __wur __attr_access ((__read_only__, 2, 3));

#ifdef __USE_MISC
# ifndef __USE_FILE_OFFSET64
/* Read data from file descriptor FD at the given position OFFSET
   without change the file pointer, and put the result in the buffers
   described by IOVEC, which is a vector of COUNT 'struct iovec's.
   The buffers are filled in the order specified.  Operates just like
   'pread' (see <unistd.h>) except that data are put in IOVEC instead
   of a contiguous buffer.

This function is a cancellation point and therefore not marked with
   __THROW.  */
extern ssize_t preadv (int __fd, const struct iovec *__iovec, int __count,
		       __off_t __offset)
  __wur __attr_access ((__read_only__, 2, 3));

/* Write data pointed by the buffers described by IOVEC, which is a
   vector of COUNT 'struct iovec's, to file descriptor FD at the given
   position OFFSET without change the file pointer.  The data is
   written in the order specified.  Operates just like 'pwrite' (see
   <unistd.h>) except that the data are taken from IOVEC instead of a
   contiguous buffer.

This function is a cancellation point and therefore not marked with
   __THROW.  */
extern ssize_t pwritev (int __fd, const struct iovec *__iovec, int __count,
			__off_t __offset)
  __wur __attr_access ((__read_only__, 2, 3));

# else
#  ifdef __REDIRECT
extern ssize_t __REDIRECT (preadv, (int __fd, const struct iovec *__iovec,
				    int __count, __off64_t __offset),
			   preadv64)
  __wur __attr_access ((__read_only__, 2, 3));
extern ssize_t __REDIRECT (pwritev, (int __fd, const struct iovec *__iovec,
				     int __count, __off64_t __offset),
			   pwritev64)
  __wur __attr_access ((__read_only__, 2, 3));
#  else
#   define preadv preadv64
#   define pwritev pwritev64
#  endif
# endif

# ifdef __USE_LARGEFILE64
/* Read data from file descriptor FD at the given position OFFSET
   without change the file pointer, and put the result in the buffers
   described by IOVEC, which is a vector of COUNT 'struct iovec's.
   The buffers are filled in the order specified.  Operates just like
   'pread' (see <unistd.h>) except that data are put in IOVEC instead
   of a contiguous buffer.

This function is a cancellation point and therefore not marked with
   __THROW.  */
extern ssize_t preadv64 (int __fd, const struct iovec *__iovec, int __count,
			 __off64_t __offset)
  __wur __attr_access ((__read_only__, 2, 3));

This function is a cancellation point and therefore not marked with
   __THROW.  */
extern ssize_t pwritev64 (int __fd, const struct iovec *__iovec, int __count,
			  __off64_t __offset)
  __wur __attr_access ((__read_only__, 2, 3));
# endif
#endif	/* Use misc.  */

#ifdef __USE_GNU
# ifndef __USE_FILE_OFFSET64
/* Same as preadv but with an additional flag argumenti defined at uio.h.  */
extern ssize_t preadv2 (int __fp, const struct iovec *__iovec, int __count,
			__off_t __offset, int ___flags)
  __wur __attr_access ((__read_only__, 2, 3));

/* Same as preadv but with an additional flag argument defined at uio.h.  */
extern ssize_t pwritev2 (int __fd, const struct iovec *__iodev, int __count,
			 __off_t __offset, int __flags) __wur;

# else
#  ifdef __REDIRECT
extern ssize_t __REDIRECT (pwritev2, (int __fd, const struct iovec *__iovec,
				      int __count, __off64_t __offset,
				      int __flags),
			   pwritev64v2)
  __wur __attr_access ((__read_only__, 2, 3));
extern ssize_t __REDIRECT (preadv2, (int __fd, const struct iovec *__iovec,
				     int __count, __off64_t __offset,
				     int __flags),
			   preadv64v2)
  __wur __attr_access ((__read_only__, 2, 3));
#  else
#   define preadv2 preadv64v2
#   define pwritev2 pwritev64v2
#  endif
# endif

# ifdef __USE_LARGEFILE64
/* Same as preadv but with an additional flag argumenti defined at uio.h.  */
extern ssize_t preadv64v2 (int __fp, const struct iovec *__iovec,
			   int __count, __off64_t __offset,
			   int ___flags)
  __wur __attr_access ((__read_only__, 2, 3));

/* Same as preadv but with an additional flag argument defined at uio.h.  */
extern ssize_t pwritev64v2 (int __fd, const struct iovec *__iodev,
			    int __count, __off64_t __offset,
			    int __flags)
  __wur __attr_access ((__read_only__, 2, 3));
# endif
#endif /* Use GNU.  */

__END_DECLS

/* Some operating systems provide system-specific extensions to this
   header.  */
#ifdef __USE_GNU
# include <bits/uio-ext.h>
#endif

#endif /* sys/uio.h */

cmd: