Go mod tidy

1 files changed, 0 insertions, 1135 deletions

diff --git a/vendor/golang.org/x/sys/unix/syscall_solaris.go b/vendor/golang.org/x/sys/unix/syscall_solaris.go
deleted file mode 100644
index b600a28..0000000
--- a/vendor/golang.org/x/sys/unix/syscall_solaris.go
+++ /dev/null
@@ -1,1135 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Solaris system calls.
-// This file is compiled as ordinary Go code,
-// but it is also input to mksyscall,
-// which parses the //sys lines and generates system call stubs.
-// Note that sometimes we use a lowercase //sys name and wrap
-// it in our own nicer implementation, either here or in
-// syscall_solaris.go or syscall_unix.go.
-
-package unix
-
-import (
-	"fmt"
-	"os"
-	"runtime"
-	"sync"
-	"syscall"
-	"unsafe"
-)
-
-// Implemented in runtime/syscall_solaris.go.
-type syscallFunc uintptr
-
-func rawSysvicall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
-func sysvicall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
-
-// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
-type SockaddrDatalink struct {
-	Family uint16
-	Index  uint16
-	Type   uint8
-	Nlen   uint8
-	Alen   uint8
-	Slen   uint8
-	Data   [244]int8
-	raw    RawSockaddrDatalink
-}
-
-func direntIno(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Ino), unsafe.Sizeof(Dirent{}.Ino))
-}
-
-func direntReclen(buf []byte) (uint64, bool) {
-	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
-}
-
-func direntNamlen(buf []byte) (uint64, bool) {
-	reclen, ok := direntReclen(buf)
-	if !ok {
-		return 0, false
-	}
-	return reclen - uint64(unsafe.Offsetof(Dirent{}.Name)), true
-}
-
-//sysnb	pipe(p *[2]_C_int) (n int, err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	n, err := pipe(&pp)
-	if n != 0 {
-		return err
-	}
-	if err == nil {
-		p[0] = int(pp[0])
-		p[1] = int(pp[1])
-	}
-	return nil
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) error {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err := pipe2(&pp, flags)
-	if err == nil {
-		p[0] = int(pp[0])
-		p[1] = int(pp[1])
-	}
-	return err
-}
-
-func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
-	if sa.Port < 0 || sa.Port > 0xFFFF {
-		return nil, 0, EINVAL
-	}
-	sa.raw.Family = AF_INET
-	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
-	p[0] = byte(sa.Port >> 8)
-	p[1] = byte(sa.Port)
-	sa.raw.Addr = sa.Addr
-	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet4, nil
-}
-
-func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
-	if sa.Port < 0 || sa.Port > 0xFFFF {
-		return nil, 0, EINVAL
-	}
-	sa.raw.Family = AF_INET6
-	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
-	p[0] = byte(sa.Port >> 8)
-	p[1] = byte(sa.Port)
-	sa.raw.Scope_id = sa.ZoneId
-	sa.raw.Addr = sa.Addr
-	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet6, nil
-}
-
-func (sa *SockaddrUnix) sockaddr() (unsafe.Pointer, _Socklen, error) {
-	name := sa.Name
-	n := len(name)
-	if n >= len(sa.raw.Path) {
-		return nil, 0, EINVAL
-	}
-	sa.raw.Family = AF_UNIX
-	for i := 0; i < n; i++ {
-		sa.raw.Path[i] = int8(name[i])
-	}
-	// length is family (uint16), name, NUL.
-	sl := _Socklen(2)
-	if n > 0 {
-		sl += _Socklen(n) + 1
-	}
-	if sa.raw.Path[0] == '@' {
-		sa.raw.Path[0] = 0
-		// Don't count trailing NUL for abstract address.
-		sl--
-	}
-
-	return unsafe.Pointer(&sa.raw), sl, nil
-}
-
-//sys	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) = libsocket.getsockname
-
-func Getsockname(fd int) (sa Sockaddr, err error) {
-	var rsa RawSockaddrAny
-	var len _Socklen = SizeofSockaddrAny
-	if err = getsockname(fd, &rsa, &len); err != nil {
-		return
-	}
-	return anyToSockaddr(fd, &rsa)
-}
-
-// GetsockoptString returns the string value of the socket option opt for the
-// socket associated with fd at the given socket level.
-func GetsockoptString(fd, level, opt int) (string, error) {
-	buf := make([]byte, 256)
-	vallen := _Socklen(len(buf))
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen)
-	if err != nil {
-		return "", err
-	}
-	return string(buf[:vallen-1]), nil
-}
-
-const ImplementsGetwd = true
-
-//sys	Getcwd(buf []byte) (n int, err error)
-
-func Getwd() (wd string, err error) {
-	var buf [PathMax]byte
-	// Getcwd will return an error if it failed for any reason.
-	_, err = Getcwd(buf[0:])
-	if err != nil {
-		return "", err
-	}
-	n := clen(buf[:])
-	if n < 1 {
-		return "", EINVAL
-	}
-	return string(buf[:n]), nil
-}
-
-/*
- * Wrapped
- */
-
-//sysnb	getgroups(ngid int, gid *_Gid_t) (n int, err error)
-//sysnb	setgroups(ngid int, gid *_Gid_t) (err error)
-
-func Getgroups() (gids []int, err error) {
-	n, err := getgroups(0, nil)
-	// Check for error and sanity check group count. Newer versions of
-	// Solaris allow up to 1024 (NGROUPS_MAX).
-	if n < 0 || n > 1024 {
-		if err != nil {
-			return nil, err
-		}
-		return nil, EINVAL
-	} else if n == 0 {
-		return nil, nil
-	}
-
-	a := make([]_Gid_t, n)
-	n, err = getgroups(n, &a[0])
-	if n == -1 {
-		return nil, err
-	}
-	gids = make([]int, n)
-	for i, v := range a[0:n] {
-		gids[i] = int(v)
-	}
-	return
-}
-
-func Setgroups(gids []int) (err error) {
-	if len(gids) == 0 {
-		return setgroups(0, nil)
-	}
-
-	a := make([]_Gid_t, len(gids))
-	for i, v := range gids {
-		a[i] = _Gid_t(v)
-	}
-	return setgroups(len(a), &a[0])
-}
-
-// ReadDirent reads directory entries from fd and writes them into buf.
-func ReadDirent(fd int, buf []byte) (n int, err error) {
-	// Final argument is (basep *uintptr) and the syscall doesn't take nil.
-	// TODO(rsc): Can we use a single global basep for all calls?
-	return Getdents(fd, buf, new(uintptr))
-}
-
-// Wait status is 7 bits at bottom, either 0 (exited),
-// 0x7F (stopped), or a signal number that caused an exit.
-// The 0x80 bit is whether there was a core dump.
-// An extra number (exit code, signal causing a stop)
-// is in the high bits.
-
-type WaitStatus uint32
-
-const (
-	mask  = 0x7F
-	core  = 0x80
-	shift = 8
-
-	exited  = 0
-	stopped = 0x7F
-)
-
-func (w WaitStatus) Exited() bool { return w&mask == exited }
-
-func (w WaitStatus) ExitStatus() int {
-	if w&mask != exited {
-		return -1
-	}
-	return int(w >> shift)
-}
-
-func (w WaitStatus) Signaled() bool { return w&mask != stopped && w&mask != 0 }
-
-func (w WaitStatus) Signal() syscall.Signal {
-	sig := syscall.Signal(w & mask)
-	if sig == stopped || sig == 0 {
-		return -1
-	}
-	return sig
-}
-
-func (w WaitStatus) CoreDump() bool { return w.Signaled() && w&core != 0 }
-
-func (w WaitStatus) Stopped() bool { return w&mask == stopped && syscall.Signal(w>>shift) != SIGSTOP }
-
-func (w WaitStatus) Continued() bool { return w&mask == stopped && syscall.Signal(w>>shift) == SIGSTOP }
-
-func (w WaitStatus) StopSignal() syscall.Signal {
-	if !w.Stopped() {
-		return -1
-	}
-	return syscall.Signal(w>>shift) & 0xFF
-}
-
-func (w WaitStatus) TrapCause() int { return -1 }
-
-//sys	wait4(pid int32, statusp *_C_int, options int, rusage *Rusage) (wpid int32, err error)
-
-func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (int, error) {
-	var status _C_int
-	rpid, err := wait4(int32(pid), &status, options, rusage)
-	wpid := int(rpid)
-	if wpid == -1 {
-		return wpid, err
-	}
-	if wstatus != nil {
-		*wstatus = WaitStatus(status)
-	}
-	return wpid, nil
-}
-
-//sys	gethostname(buf []byte) (n int, err error)
-
-func Gethostname() (name string, err error) {
-	var buf [MaxHostNameLen]byte
-	n, err := gethostname(buf[:])
-	if n != 0 {
-		return "", err
-	}
-	n = clen(buf[:])
-	if n < 1 {
-		return "", EFAULT
-	}
-	return string(buf[:n]), nil
-}
-
-//sys	utimes(path string, times *[2]Timeval) (err error)
-
-func Utimes(path string, tv []Timeval) (err error) {
-	if tv == nil {
-		return utimes(path, nil)
-	}
-	if len(tv) != 2 {
-		return EINVAL
-	}
-	return utimes(path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
-}
-
-//sys	utimensat(fd int, path string, times *[2]Timespec, flag int) (err error)
-
-func UtimesNano(path string, ts []Timespec) error {
-	if ts == nil {
-		return utimensat(AT_FDCWD, path, nil, 0)
-	}
-	if len(ts) != 2 {
-		return EINVAL
-	}
-	return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
-}
-
-func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
-	if ts == nil {
-		return utimensat(dirfd, path, nil, flags)
-	}
-	if len(ts) != 2 {
-		return EINVAL
-	}
-	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), flags)
-}
-
-//sys	fcntl(fd int, cmd int, arg int) (val int, err error)
-
-// FcntlInt performs a fcntl syscall on fd with the provided command and argument.
-func FcntlInt(fd uintptr, cmd, arg int) (int, error) {
-	valptr, _, errno := sysvicall6(uintptr(unsafe.Pointer(&procfcntl)), 3, uintptr(fd), uintptr(cmd), uintptr(arg), 0, 0, 0)
-	var err error
-	if errno != 0 {
-		err = errno
-	}
-	return int(valptr), err
-}
-
-// FcntlFlock performs a fcntl syscall for the F_GETLK, F_SETLK or F_SETLKW command.
-func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error {
-	_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procfcntl)), 3, uintptr(fd), uintptr(cmd), uintptr(unsafe.Pointer(lk)), 0, 0, 0)
-	if e1 != 0 {
-		return e1
-	}
-	return nil
-}
-
-//sys	futimesat(fildes int, path *byte, times *[2]Timeval) (err error)
-
-func Futimesat(dirfd int, path string, tv []Timeval) error {
-	pathp, err := BytePtrFromString(path)
-	if err != nil {
-		return err
-	}
-	if tv == nil {
-		return futimesat(dirfd, pathp, nil)
-	}
-	if len(tv) != 2 {
-		return EINVAL
-	}
-	return futimesat(dirfd, pathp, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
-}
-
-// Solaris doesn't have an futimes function because it allows NULL to be
-// specified as the path for futimesat. However, Go doesn't like
-// NULL-style string interfaces, so this simple wrapper is provided.
-func Futimes(fd int, tv []Timeval) error {
-	if tv == nil {
-		return futimesat(fd, nil, nil)
-	}
-	if len(tv) != 2 {
-		return EINVAL
-	}
-	return futimesat(fd, nil, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
-}
-
-func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
-	switch rsa.Addr.Family {
-	case AF_UNIX:
-		pp := (*RawSockaddrUnix)(unsafe.Pointer(rsa))
-		sa := new(SockaddrUnix)
-		// Assume path ends at NUL.
-		// This is not technically the Solaris semantics for
-		// abstract Unix domain sockets -- they are supposed
-		// to be uninterpreted fixed-size binary blobs -- but
-		// everyone uses this convention.
-		n := 0
-		for n < len(pp.Path) && pp.Path[n] != 0 {
-			n++
-		}
-		sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
-		return sa, nil
-
-	case AF_INET:
-		pp := (*RawSockaddrInet4)(unsafe.Pointer(rsa))
-		sa := new(SockaddrInet4)
-		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
-		sa.Port = int(p[0])<<8 + int(p[1])
-		sa.Addr = pp.Addr
-		return sa, nil
-
-	case AF_INET6:
-		pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa))
-		sa := new(SockaddrInet6)
-		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
-		sa.Port = int(p[0])<<8 + int(p[1])
-		sa.ZoneId = pp.Scope_id
-		sa.Addr = pp.Addr
-		return sa, nil
-	}
-	return nil, EAFNOSUPPORT
-}
-
-//sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) = libsocket.accept
-
-func Accept(fd int) (nfd int, sa Sockaddr, err error) {
-	var rsa RawSockaddrAny
-	var len _Socklen = SizeofSockaddrAny
-	nfd, err = accept(fd, &rsa, &len)
-	if nfd == -1 {
-		return
-	}
-	sa, err = anyToSockaddr(fd, &rsa)
-	if err != nil {
-		Close(nfd)
-		nfd = 0
-	}
-	return
-}
-
-//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.__xnet_recvmsg
-
-func recvmsgRaw(fd int, iov []Iovec, oob []byte, flags int, rsa *RawSockaddrAny) (n, oobn int, recvflags int, err error) {
-	var msg Msghdr
-	msg.Name = (*byte)(unsafe.Pointer(rsa))
-	msg.Namelen = uint32(SizeofSockaddrAny)
-	var dummy byte
-	if len(oob) > 0 {
-		// receive at least one normal byte
-		if emptyIovecs(iov) {
-			var iova [1]Iovec
-			iova[0].Base = &dummy
-			iova[0].SetLen(1)
-			iov = iova[:]
-		}
-		msg.Accrightslen = int32(len(oob))
-	}
-	if len(iov) > 0 {
-		msg.Iov = &iov[0]
-		msg.SetIovlen(len(iov))
-	}
-	if n, err = recvmsg(fd, &msg, flags); n == -1 {
-		return
-	}
-	oobn = int(msg.Accrightslen)
-	return
-}
-
-//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.__xnet_sendmsg
-
-func sendmsgN(fd int, iov []Iovec, oob []byte, ptr unsafe.Pointer, salen _Socklen, flags int) (n int, err error) {
-	var msg Msghdr
-	msg.Name = (*byte)(unsafe.Pointer(ptr))
-	msg.Namelen = uint32(salen)
-	var dummy byte
-	var empty bool
-	if len(oob) > 0 {
-		// send at least one normal byte
-		empty = emptyIovecs(iov)
-		if empty {
-			var iova [1]Iovec
-			iova[0].Base = &dummy
-			iova[0].SetLen(1)
-			iov = iova[:]
-		}
-		msg.Accrightslen = int32(len(oob))
-	}
-	if len(iov) > 0 {
-		msg.Iov = &iov[0]
-		msg.SetIovlen(len(iov))
-	}
-	if n, err = sendmsg(fd, &msg, flags); err != nil {
-		return 0, err
-	}
-	if len(oob) > 0 && empty {
-		n = 0
-	}
-	return n, nil
-}
-
-//sys	acct(path *byte) (err error)
-
-func Acct(path string) (err error) {
-	if len(path) == 0 {
-		// Assume caller wants to disable accounting.
-		return acct(nil)
-	}
-
-	pathp, err := BytePtrFromString(path)
-	if err != nil {
-		return err
-	}
-	return acct(pathp)
-}
-
-//sys	__makedev(version int, major uint, minor uint) (val uint64)
-
-func Mkdev(major, minor uint32) uint64 {
-	return __makedev(NEWDEV, uint(major), uint(minor))
-}
-
-//sys	__major(version int, dev uint64) (val uint)
-
-func Major(dev uint64) uint32 {
-	return uint32(__major(NEWDEV, dev))
-}
-
-//sys	__minor(version int, dev uint64) (val uint)
-
-func Minor(dev uint64) uint32 {
-	return uint32(__minor(NEWDEV, dev))
-}
-
-/*
- * Expose the ioctl function
- */
-
-//sys	ioctlRet(fd int, req int, arg uintptr) (ret int, err error) = libc.ioctl
-//sys	ioctlPtrRet(fd int, req int, arg unsafe.Pointer) (ret int, err error) = libc.ioctl
-
-func ioctl(fd int, req int, arg uintptr) (err error) {
-	_, err = ioctlRet(fd, req, arg)
-	return err
-}
-
-func ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) {
-	_, err = ioctlPtrRet(fd, req, arg)
-	return err
-}
-
-func IoctlSetTermio(fd int, req int, value *Termio) error {
-	return ioctlPtr(fd, req, unsafe.Pointer(value))
-}
-
-func IoctlGetTermio(fd int, req int) (*Termio, error) {
-	var value Termio
-	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
-	return &value, err
-}
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}
-
-func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
-	if raceenabled {
-		raceReleaseMerge(unsafe.Pointer(&ioSync))
-	}
-	return sendfile(outfd, infd, offset, count)
-}
-
-/*
- * Exposed directly
- */
-//sys	Access(path string, mode uint32) (err error)
-//sys	Adjtime(delta *Timeval, olddelta *Timeval) (err error)
-//sys	Chdir(path string) (err error)
-//sys	Chmod(path string, mode uint32) (err error)
-//sys	Chown(path string, uid int, gid int) (err error)
-//sys	Chroot(path string) (err error)
-//sys	ClockGettime(clockid int32, time *Timespec) (err error)
-//sys	Close(fd int) (err error)
-//sys	Creat(path string, mode uint32) (fd int, err error)
-//sys	Dup(fd int) (nfd int, err error)
-//sys	Dup2(oldfd int, newfd int) (err error)
-//sys	Exit(code int)
-//sys	Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
-//sys	Fchdir(fd int) (err error)
-//sys	Fchmod(fd int, mode uint32) (err error)
-//sys	Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
-//sys	Fchown(fd int, uid int, gid int) (err error)
-//sys	Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
-//sys	Fdatasync(fd int) (err error)
-//sys	Flock(fd int, how int) (err error)
-//sys	Fpathconf(fd int, name int) (val int, err error)
-//sys	Fstat(fd int, stat *Stat_t) (err error)
-//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
-//sys	Fstatvfs(fd int, vfsstat *Statvfs_t) (err error)
-//sys	Getdents(fd int, buf []byte, basep *uintptr) (n int, err error)
-//sysnb	Getgid() (gid int)
-//sysnb	Getpid() (pid int)
-//sysnb	Getpgid(pid int) (pgid int, err error)
-//sysnb	Getpgrp() (pgid int, err error)
-//sys	Geteuid() (euid int)
-//sys	Getegid() (egid int)
-//sys	Getppid() (ppid int)
-//sys	Getpriority(which int, who int) (n int, err error)
-//sysnb	Getrlimit(which int, lim *Rlimit) (err error)
-//sysnb	Getrusage(who int, rusage *Rusage) (err error)
-//sysnb	Getsid(pid int) (sid int, err error)
-//sysnb	Gettimeofday(tv *Timeval) (err error)
-//sysnb	Getuid() (uid int)
-//sys	Kill(pid int, signum syscall.Signal) (err error)
-//sys	Lchown(path string, uid int, gid int) (err error)
-//sys	Link(path string, link string) (err error)
-//sys	Listen(s int, backlog int) (err error) = libsocket.__xnet_llisten
-//sys	Lstat(path string, stat *Stat_t) (err error)
-//sys	Madvise(b []byte, advice int) (err error)
-//sys	Mkdir(path string, mode uint32) (err error)
-//sys	Mkdirat(dirfd int, path string, mode uint32) (err error)
-//sys	Mkfifo(path string, mode uint32) (err error)
-//sys	Mkfifoat(dirfd int, path string, mode uint32) (err error)
-//sys	Mknod(path string, mode uint32, dev int) (err error)
-//sys	Mknodat(dirfd int, path string, mode uint32, dev int) (err error)
-//sys	Mlock(b []byte) (err error)
-//sys	Mlockall(flags int) (err error)
-//sys	Mprotect(b []byte, prot int) (err error)
-//sys	Msync(b []byte, flags int) (err error)
-//sys	Munlock(b []byte) (err error)
-//sys	Munlockall() (err error)
-//sys	Nanosleep(time *Timespec, leftover *Timespec) (err error)
-//sys	Open(path string, mode int, perm uint32) (fd int, err error)
-//sys	Openat(dirfd int, path string, flags int, mode uint32) (fd int, err error)
-//sys	Pathconf(path string, name int) (val int, err error)
-//sys	Pause() (err error)
-//sys	pread(fd int, p []byte, offset int64) (n int, err error)
-//sys	pwrite(fd int, p []byte, offset int64) (n int, err error)
-//sys	read(fd int, p []byte) (n int, err error)
-//sys	Readlink(path string, buf []byte) (n int, err error)
-//sys	Rename(from string, to string) (err error)
-//sys	Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
-//sys	Rmdir(path string) (err error)
-//sys	Seek(fd int, offset int64, whence int) (newoffset int64, err error) = lseek
-//sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
-//sysnb	Setegid(egid int) (err error)
-//sysnb	Seteuid(euid int) (err error)
-//sysnb	Setgid(gid int) (err error)
-//sys	Sethostname(p []byte) (err error)
-//sysnb	Setpgid(pid int, pgid int) (err error)
-//sys	Setpriority(which int, who int, prio int) (err error)
-//sysnb	Setregid(rgid int, egid int) (err error)
-//sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setsid() (pid int, err error)
-//sysnb	Setuid(uid int) (err error)
-//sys	Shutdown(s int, how int) (err error) = libsocket.shutdown
-//sys	Stat(path string, stat *Stat_t) (err error)
-//sys	Statvfs(path string, vfsstat *Statvfs_t) (err error)
-//sys	Symlink(path string, link string) (err error)
-//sys	Sync() (err error)
-//sys	Sysconf(which int) (n int64, err error)
-//sysnb	Times(tms *Tms) (ticks uintptr, err error)
-//sys	Truncate(path string, length int64) (err error)
-//sys	Fsync(fd int) (err error)
-//sys	Ftruncate(fd int, length int64) (err error)
-//sys	Umask(mask int) (oldmask int)
-//sysnb	Uname(buf *Utsname) (err error)
-//sys	Unmount(target string, flags int) (err error) = libc.umount
-//sys	Unlink(path string) (err error)
-//sys	Unlinkat(dirfd int, path string, flags int) (err error)
-//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
-//sys	Utime(path string, buf *Utimbuf) (err error)
-//sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_bind
-//sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_connect
-//sys	mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
-//sys	munmap(addr uintptr, length uintptr) (err error)
-//sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) = libsendfile.sendfile
-//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_sendto
-//sys	socket(domain int, typ int, proto int) (fd int, err error) = libsocket.__xnet_socket
-//sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) = libsocket.__xnet_socketpair
-//sys	write(fd int, p []byte) (n int, err error)
-//sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) = libsocket.__xnet_getsockopt
-//sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) = libsocket.getpeername
-//sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) = libsocket.setsockopt
-//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) = libsocket.recvfrom
-
-func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
-	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procread)), 3, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf), 0, 0, 0)
-	n = int(r0)
-	if e1 != 0 {
-		err = e1
-	}
-	return
-}
-
-func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
-	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procwrite)), 3, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf), 0, 0, 0)
-	n = int(r0)
-	if e1 != 0 {
-		err = e1
-	}
-	return
-}
-
-var mapper = &mmapper{
-	active: make(map[*byte][]byte),
-	mmap:   mmap,
-	munmap: munmap,
-}
-
-func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
-	return mapper.Mmap(fd, offset, length, prot, flags)
-}
-
-func Munmap(b []byte) (err error) {
-	return mapper.Munmap(b)
-}
-
-// Event Ports
-
-type fileObjCookie struct {
-	fobj   *fileObj
-	cookie interface{}
-}
-
-// EventPort provides a safe abstraction on top of Solaris/illumos Event Ports.
-type EventPort struct {
-	port  int
-	mu    sync.Mutex
-	fds   map[uintptr]*fileObjCookie
-	paths map[string]*fileObjCookie
-	// The user cookie presents an interesting challenge from a memory management perspective.
-	// There are two paths by which we can discover that it is no longer in use:
-	// 1. The user calls port_dissociate before any events fire
-	// 2. An event fires and we return it to the user
-	// The tricky situation is if the event has fired in the kernel but
-	// the user hasn't requested/received it yet.
-	// If the user wants to port_dissociate before the event has been processed,
-	// we should handle things gracefully. To do so, we need to keep an extra
-	// reference to the cookie around until the event is processed
-	// thus the otherwise seemingly extraneous "cookies" map
-	// The key of this map is a pointer to the corresponding fCookie
-	cookies map[*fileObjCookie]struct{}
-}
-
-// PortEvent is an abstraction of the port_event C struct.
-// Compare Source against PORT_SOURCE_FILE or PORT_SOURCE_FD
-// to see if Path or Fd was the event source. The other will be
-// uninitialized.
-type PortEvent struct {
-	Cookie interface{}
-	Events int32
-	Fd     uintptr
-	Path   string
-	Source uint16
-	fobj   *fileObj
-}
-
-// NewEventPort creates a new EventPort including the
-// underlying call to port_create(3c).
-func NewEventPort() (*EventPort, error) {
-	port, err := port_create()
-	if err != nil {
-		return nil, err
-	}
-	e := &EventPort{
-		port:    port,
-		fds:     make(map[uintptr]*fileObjCookie),
-		paths:   make(map[string]*fileObjCookie),
-		cookies: make(map[*fileObjCookie]struct{}),
-	}
-	return e, nil
-}
-
-//sys	port_create() (n int, err error)
-//sys	port_associate(port int, source int, object uintptr, events int, user *byte) (n int, err error)
-//sys	port_dissociate(port int, source int, object uintptr) (n int, err error)
-//sys	port_get(port int, pe *portEvent, timeout *Timespec) (n int, err error)
-//sys	port_getn(port int, pe *portEvent, max uint32, nget *uint32, timeout *Timespec) (n int, err error)
-
-// Close closes the event port.
-func (e *EventPort) Close() error {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	err := Close(e.port)
-	if err != nil {
-		return err
-	}
-	e.fds = nil
-	e.paths = nil
-	e.cookies = nil
-	return nil
-}
-
-// PathIsWatched checks to see if path is associated with this EventPort.
-func (e *EventPort) PathIsWatched(path string) bool {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	_, found := e.paths[path]
-	return found
-}
-
-// FdIsWatched checks to see if fd is associated with this EventPort.
-func (e *EventPort) FdIsWatched(fd uintptr) bool {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	_, found := e.fds[fd]
-	return found
-}
-
-// AssociatePath wraps port_associate(3c) for a filesystem path including
-// creating the necessary file_obj from the provided stat information.
-func (e *EventPort) AssociatePath(path string, stat os.FileInfo, events int, cookie interface{}) error {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	if _, found := e.paths[path]; found {
-		return fmt.Errorf("%v is already associated with this Event Port", path)
-	}
-	fCookie, err := createFileObjCookie(path, stat, cookie)
-	if err != nil {
-		return err
-	}
-	_, err = port_associate(e.port, PORT_SOURCE_FILE, uintptr(unsafe.Pointer(fCookie.fobj)), events, (*byte)(unsafe.Pointer(fCookie)))
-	if err != nil {
-		return err
-	}
-	e.paths[path] = fCookie
-	e.cookies[fCookie] = struct{}{}
-	return nil
-}
-
-// DissociatePath wraps port_dissociate(3c) for a filesystem path.
-func (e *EventPort) DissociatePath(path string) error {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	f, ok := e.paths[path]
-	if !ok {
-		return fmt.Errorf("%v is not associated with this Event Port", path)
-	}
-	_, err := port_dissociate(e.port, PORT_SOURCE_FILE, uintptr(unsafe.Pointer(f.fobj)))
-	// If the path is no longer associated with this event port (ENOENT)
-	// we should delete it from our map. We can still return ENOENT to the caller.
-	// But we need to save the cookie
-	if err != nil && err != ENOENT {
-		return err
-	}
-	if err == nil {
-		// dissociate was successful, safe to delete the cookie
-		fCookie := e.paths[path]
-		delete(e.cookies, fCookie)
-	}
-	delete(e.paths, path)
-	return err
-}
-
-// AssociateFd wraps calls to port_associate(3c) on file descriptors.
-func (e *EventPort) AssociateFd(fd uintptr, events int, cookie interface{}) error {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	if _, found := e.fds[fd]; found {
-		return fmt.Errorf("%v is already associated with this Event Port", fd)
-	}
-	fCookie, err := createFileObjCookie("", nil, cookie)
-	if err != nil {
-		return err
-	}
-	_, err = port_associate(e.port, PORT_SOURCE_FD, fd, events, (*byte)(unsafe.Pointer(fCookie)))
-	if err != nil {
-		return err
-	}
-	e.fds[fd] = fCookie
-	e.cookies[fCookie] = struct{}{}
-	return nil
-}
-
-// DissociateFd wraps calls to port_dissociate(3c) on file descriptors.
-func (e *EventPort) DissociateFd(fd uintptr) error {
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	_, ok := e.fds[fd]
-	if !ok {
-		return fmt.Errorf("%v is not associated with this Event Port", fd)
-	}
-	_, err := port_dissociate(e.port, PORT_SOURCE_FD, fd)
-	if err != nil && err != ENOENT {
-		return err
-	}
-	if err == nil {
-		// dissociate was successful, safe to delete the cookie
-		fCookie := e.fds[fd]
-		delete(e.cookies, fCookie)
-	}
-	delete(e.fds, fd)
-	return err
-}
-
-func createFileObjCookie(name string, stat os.FileInfo, cookie interface{}) (*fileObjCookie, error) {
-	fCookie := new(fileObjCookie)
-	fCookie.cookie = cookie
-	if name != "" && stat != nil {
-		fCookie.fobj = new(fileObj)
-		bs, err := ByteSliceFromString(name)
-		if err != nil {
-			return nil, err
-		}
-		fCookie.fobj.Name = (*int8)(unsafe.Pointer(&bs[0]))
-		s := stat.Sys().(*syscall.Stat_t)
-		fCookie.fobj.Atim.Sec = s.Atim.Sec
-		fCookie.fobj.Atim.Nsec = s.Atim.Nsec
-		fCookie.fobj.Mtim.Sec = s.Mtim.Sec
-		fCookie.fobj.Mtim.Nsec = s.Mtim.Nsec
-		fCookie.fobj.Ctim.Sec = s.Ctim.Sec
-		fCookie.fobj.Ctim.Nsec = s.Ctim.Nsec
-	}
-	return fCookie, nil
-}
-
-// GetOne wraps port_get(3c) and returns a single PortEvent.
-func (e *EventPort) GetOne(t *Timespec) (*PortEvent, error) {
-	pe := new(portEvent)
-	_, err := port_get(e.port, pe, t)
-	if err != nil {
-		return nil, err
-	}
-	p := new(PortEvent)
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	err = e.peIntToExt(pe, p)
-	if err != nil {
-		return nil, err
-	}
-	return p, nil
-}
-
-// peIntToExt converts a cgo portEvent struct into the friendlier PortEvent
-// NOTE: Always call this function while holding the e.mu mutex
-func (e *EventPort) peIntToExt(peInt *portEvent, peExt *PortEvent) error {
-	if e.cookies == nil {
-		return fmt.Errorf("this EventPort is already closed")
-	}
-	peExt.Events = peInt.Events
-	peExt.Source = peInt.Source
-	fCookie := (*fileObjCookie)(unsafe.Pointer(peInt.User))
-	_, found := e.cookies[fCookie]
-
-	if !found {
-		panic("unexpected event port address; may be due to kernel bug; see https://go.dev/issue/54254")
-	}
-	peExt.Cookie = fCookie.cookie
-	delete(e.cookies, fCookie)
-
-	switch peInt.Source {
-	case PORT_SOURCE_FD:
-		peExt.Fd = uintptr(peInt.Object)
-		// Only remove the fds entry if it exists and this cookie matches
-		if fobj, ok := e.fds[peExt.Fd]; ok {
-			if fobj == fCookie {
-				delete(e.fds, peExt.Fd)
-			}
-		}
-	case PORT_SOURCE_FILE:
-		peExt.fobj = fCookie.fobj
-		peExt.Path = BytePtrToString((*byte)(unsafe.Pointer(peExt.fobj.Name)))
-		// Only remove the paths entry if it exists and this cookie matches
-		if fobj, ok := e.paths[peExt.Path]; ok {
-			if fobj == fCookie {
-				delete(e.paths, peExt.Path)
-			}
-		}
-	}
-	return nil
-}
-
-// Pending wraps port_getn(3c) and returns how many events are pending.
-func (e *EventPort) Pending() (int, error) {
-	var n uint32 = 0
-	_, err := port_getn(e.port, nil, 0, &n, nil)
-	return int(n), err
-}
-
-// Get wraps port_getn(3c) and fills a slice of PortEvent.
-// It will block until either min events have been received
-// or the timeout has been exceeded. It will return how many
-// events were actually received along with any error information.
-func (e *EventPort) Get(s []PortEvent, min int, timeout *Timespec) (int, error) {
-	if min == 0 {
-		return 0, fmt.Errorf("need to request at least one event or use Pending() instead")
-	}
-	if len(s) < min {
-		return 0, fmt.Errorf("len(s) (%d) is less than min events requested (%d)", len(s), min)
-	}
-	got := uint32(min)
-	max := uint32(len(s))
-	var err error
-	ps := make([]portEvent, max)
-	_, err = port_getn(e.port, &ps[0], max, &got, timeout)
-	// got will be trustworthy with ETIME, but not any other error.
-	if err != nil && err != ETIME {
-		return 0, err
-	}
-	e.mu.Lock()
-	defer e.mu.Unlock()
-	valid := 0
-	for i := 0; i < int(got); i++ {
-		err2 := e.peIntToExt(&ps[i], &s[i])
-		if err2 != nil {
-			if valid == 0 && err == nil {
-				// If err2 is the only error and there are no valid events
-				// to return, return it to the caller.
-				err = err2
-			}
-			break
-		}
-		valid = i + 1
-	}
-	return valid, err
-}
-
-//sys	putmsg(fd int, clptr *strbuf, dataptr *strbuf, flags int) (err error)
-
-func Putmsg(fd int, cl []byte, data []byte, flags int) (err error) {
-	var clp, datap *strbuf
-	if len(cl) > 0 {
-		clp = &strbuf{
-			Len: int32(len(cl)),
-			Buf: (*int8)(unsafe.Pointer(&cl[0])),
-		}
-	}
-	if len(data) > 0 {
-		datap = &strbuf{
-			Len: int32(len(data)),
-			Buf: (*int8)(unsafe.Pointer(&data[0])),
-		}
-	}
-	return putmsg(fd, clp, datap, flags)
-}
-
-//sys	getmsg(fd int, clptr *strbuf, dataptr *strbuf, flags *int) (err error)
-
-func Getmsg(fd int, cl []byte, data []byte) (retCl []byte, retData []byte, flags int, err error) {
-	var clp, datap *strbuf
-	if len(cl) > 0 {
-		clp = &strbuf{
-			Maxlen: int32(len(cl)),
-			Buf:    (*int8)(unsafe.Pointer(&cl[0])),
-		}
-	}
-	if len(data) > 0 {
-		datap = &strbuf{
-			Maxlen: int32(len(data)),
-			Buf:    (*int8)(unsafe.Pointer(&data[0])),
-		}
-	}
-
-	if err = getmsg(fd, clp, datap, &flags); err != nil {
-		return nil, nil, 0, err
-	}
-
-	if len(cl) > 0 {
-		retCl = cl[:clp.Len]
-	}
-	if len(data) > 0 {
-		retData = data[:datap.Len]
-	}
-	return retCl, retData, flags, nil
-}
-
-func IoctlSetIntRetInt(fd int, req int, arg int) (int, error) {
-	return ioctlRet(fd, req, uintptr(arg))
-}
-
-func IoctlSetString(fd int, req int, val string) error {
-	bs := make([]byte, len(val)+1)
-	copy(bs[:len(bs)-1], val)
-	err := ioctlPtr(fd, req, unsafe.Pointer(&bs[0]))
-	runtime.KeepAlive(&bs[0])
-	return err
-}
-
-// Lifreq Helpers
-
-func (l *Lifreq) SetName(name string) error {
-	if len(name) >= len(l.Name) {
-		return fmt.Errorf("name cannot be more than %d characters", len(l.Name)-1)
-	}
-	for i := range name {
-		l.Name[i] = int8(name[i])
-	}
-	return nil
-}
-
-func (l *Lifreq) SetLifruInt(d int) {
-	*(*int)(unsafe.Pointer(&l.Lifru[0])) = d
-}
-
-func (l *Lifreq) GetLifruInt() int {
-	return *(*int)(unsafe.Pointer(&l.Lifru[0]))
-}
-
-func (l *Lifreq) SetLifruUint(d uint) {
-	*(*uint)(unsafe.Pointer(&l.Lifru[0])) = d
-}
-
-func (l *Lifreq) GetLifruUint() uint {
-	return *(*uint)(unsafe.Pointer(&l.Lifru[0]))
-}
-
-func IoctlLifreq(fd int, req int, l *Lifreq) error {
-	return ioctlPtr(fd, req, unsafe.Pointer(l))
-}
-
-// Strioctl Helpers
-
-func (s *Strioctl) SetInt(i int) {
-	s.Len = int32(unsafe.Sizeof(i))
-	s.Dp = (*int8)(unsafe.Pointer(&i))
-}
-
-func IoctlSetStrioctlRetInt(fd int, req int, s *Strioctl) (int, error) {
-	return ioctlPtrRet(fd, req, unsafe.Pointer(s))
-}