child_tid  unsafe.Pointer // *int64
	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

	__spare__   [4]int32
}

type timespec struct {
	tv_sec    int64
	tv_nsec   int32
	pad_cgo_0 [4]byte
}

//go:nosplit
func (ts *timespec) setNsec(ns int64) {
	ts.tv_sec = int64(timediv(ns, 1e9, &ts.tv_nsec))
}

type timeval struct {
	tv_sec    int64
	tv_usec   int32
	pad_cgo_0 [4]byte
}

func (tv *timeval) set_usec(x int32) {
	tv.tv_usec = x
}

	tv_nsec int64
}

//go:nosplit
func (ts *timespec) setNsec(ns int64) {
	ts.tv_sec = ns / 1e9
	ts.tv_nsec = ns % 1e9
}

type fpcontrol struct {
	pad_cgo_0 [2]byte
}

type fpstatus struct {
	pad_cgo_0 [2]byte
}

type regmmst struct {
	mmst_reg  [10]int8
	mmst_rsrv [6]int8
}

type regxmm struct {
	xmm_reg [16]int8
}

type regs64 struct {
	rax    uint64

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
	si_addr   uint64
	si_value  [8]byte
	si_band   int64
	__spare__ [7]int32
	pad_cgo_0 [4]byte
}

type mcontext struct {
	mc_onstack  uint64
	mc_rdi      uint64

	ss_sp     uintptr
	ss_size   uintptr
	ss_flags  int32
	pad_cgo_0 [4]byte
}

type timespec struct {
	tv_sec  int64
	tv_nsec int64
}

//go:nosplit
func (ts *timespec) setNsec(ns int64) {
	ts.tv_sec = ns / 1e9
	ts.tv_nsec = ns % 1e9
}

type timeval struct {
	tv_sec    int64
	tv_usec   int32
	pad_cgo_0 [4]byte
}

func (tv *timeval) set_usec(x int32) {

	child_tid  unsafe.Pointer // *int64
	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

	child_tid  unsafe.Pointer // *int64
	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

	SYS_EPOLL_CTL     = 250
	SYS_EPOLL_PWAIT   = 312
	SYS_EPOLL_CREATE1 = 327
	SYS_EPOLL_PWAIT2  = 441
	SYS_EVENTFD2      = 323

	EFD_NONBLOCK = 0x800
)

type EpollEvent struct {
	Events    uint32
	pad_cgo_0 [4]byte
	Data      [8]byte // unaligned uintptr

	SYS_EPOLL_CTL     = 5208
	SYS_EPOLL_PWAIT   = 5272
	SYS_EPOLL_CREATE1 = 5285
	SYS_EPOLL_PWAIT2  = 5441
	SYS_EVENTFD2      = 5284

	EFD_NONBLOCK = 0x80
)

type EpollEvent struct {
	Events    uint32
	pad_cgo_0 [4]byte
	Data      [8]byte // unaligned uintptr

	SYS_EPOLL_CTL     = 237
	SYS_EPOLL_PWAIT   = 303
	SYS_EPOLL_CREATE1 = 315
	SYS_EPOLL_PWAIT2  = 441
	SYS_EVENTFD2      = 314

	EFD_NONBLOCK = 0x800
)

type EpollEvent struct {
	Events    uint32
	pad_cgo_0 [4]byte
	Data      [8]byte // unaligned uintptr