func kqueue() int32

//go:noescape
func kevent(kq int32, ch *keventt, nch int32, ev *keventt, nev int32, ts *timespec) int32

func raiseproc(sig uint32)

func getthrid() int32
func thrkill(tid int32, sig int)

// read calls the read system call.
// It returns a non-negative number of bytes written or a negative errno value.
func read(fd int32, p unsafe.Pointer, n int32) int32

//go:noescape
func Loadint32(ptr *int32) int32

//go:noescape
func Loadint64(ptr *int64) int64

//go:noescape
func Xaddint32(ptr *int32, delta int32) int32

//go:noescape
func Xaddint64(ptr *int64, delta int64) int64

//go:noescape
func Xchgint32(ptr *int32, new int32) int32

//go:noescape

	"internal/runtime/atomic"
	"unsafe"
)

// read calls the read system call.
// It returns a non-negative number of bytes written or a negative errno value.
func read(fd int32, p unsafe.Pointer, n int32) int32

func closefd(fd int32) int32

func exit(code int32)
func usleep(usec uint32)

//go:nosplit
func usleep_no_g(usec uint32) {
	usleep(usec)
}

// write1 calls the write system call.

	Interface uint32
}

type Msghdr struct {
	Name       *byte
	Iov        *Iovec
	Control    *byte
	Flags      int32
	Namelen    int32
	Iovlen     int32
	Controllen int32
}

type Cmsghdr struct {
	Len   int32
	Level int32
	Type  int32
}

type Inet4Pktinfo struct {
	Addr    [4]byte /* in_addr */
	Ifindex uint32
}

type Inet6Pktinfo struct {

//go:nosplit
//go:cgo_unsafe_args
func write1(fd uintptr, p unsafe.Pointer, n int32) int32 {
	ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(write_trampoline)), unsafe.Pointer(&fd))
	KeepAlive(p)
	return ret
}
func write_trampoline()

func pipe2(flags int32) (r, w int32, errno int32) {
	var p [2]int32
	args := struct {
		p     unsafe.Pointer
		flags int32
	}{noescape(unsafe.Pointer(&p)), flags}

func Syscall6(num, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, errno uintptr)

func EpollCreate1(flags int32) (fd int32, errno uintptr) {
	r1, _, e := Syscall6(SYS_EPOLL_CREATE1, uintptr(flags), 0, 0, 0, 0, 0)
	return int32(r1), e
}

var _zero uintptr

func EpollWait(epfd int32, events []EpollEvent, maxev, waitms int32) (n int32, errno uintptr) {
	var ev unsafe.Pointer
	if len(events) > 0 {
		ev = unsafe.Pointer(&events[0])

	child_tid  unsafe.Pointer // *int32
	parent_tid *int32
	flags      int32
	rtp        *rtprio
	spare      [3]uintptr
}

type thread int32 // long

type sigset struct {
	__bits [4]uint32
}

type stackt struct {
	ss_sp    uintptr
	ss_size  uintptr
	ss_flags int32
}

type siginfo struct {
	si_signo  int32
	si_errno  int32
	si_code   int32
	si_pid    int32

	child_tid  unsafe.Pointer // *int32
	parent_tid *int32
	flags      int32
	rtp        *rtprio
	spare      [3]uintptr
}

type thread int32 // long

type sigset struct {
	__bits [4]uint32
}

type stackt struct {
	ss_sp    uintptr
	ss_size  uintptr
	ss_flags int32
}

type siginfo struct {
	si_signo  int32
	si_errno  int32
	si_code   int32
	si_pid    int32

	parent_tid *int64
	flags      int32
	pad_cgo_0  [4]byte
	rtp        *rtprio
	spare      [3]uintptr
}

type thread int64 // long

type sigset struct {
	__bits [4]uint32
}

type stackt struct {
	ss_sp     uintptr
	ss_size   uintptr
	ss_flags  int32
	pad_cgo_0 [4]byte
}

type siginfo struct {
	si_signo  int32
	si_errno  int32
	si_code   int32
	si_pid    int32

	stack      uintptr
	tid1       unsafe.Pointer // *int32
	tid2       unsafe.Pointer // *int32
}

type sigset struct {
	__bits [4]uint32
}

type stackt struct {
	ss_sp     uintptr
	ss_size   uintptr
	ss_flags  int32
	pad_cgo_0 [4]byte
}

type siginfo struct {
	si_signo  int32
	si_errno  int32
	si_code   int32
	si_pid    int32
	si_uid    uint32
	si_status int32