sc_cookie   int64
}

type siginfo struct {
	si_signo  int32
	si_code   int32
	si_errno  int32
	pad_cgo_0 [4]byte
	_data     [120]byte
}

type stackt struct {
	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

	_xxx       [8]int64
}

type siginfo struct {
	si_signo  int32
	si_code   int32
	si_errno  int32
	pad_cgo_0 [4]byte
	_data     [120]byte
}

type stackt struct {
	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

	ucontext_t* uc = (ucontext_t*)(context);

	if (info->si_signo != signo) {
		fprintf(stderr, "info->si_signo does not match signo.\n");
		abort();
	}

	if (uc->uc_stack.ss_size == 0) {
		fprintf(stderr, "uc_stack has size 0.\n");
		abort();
	}
}


// Set up the signal handler in a high priority constructor, so
// that it is installed before the Go code starts.

	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

	// Re-run the stringer command to generate them again.
	var x [1]struct{}
	_ = x[R_ADDR-1]
	_ = x[R_ADDRPOWER-2]
	_ = x[R_ADDRARM64-3]
	_ = x[R_ADDRMIPS-4]
	_ = x[R_ADDROFF-5]
	_ = x[R_SIZE-6]
	_ = x[R_CALL-7]
	_ = x[R_CALLARM-8]
	_ = x[R_CALLARM64-9]
	_ = x[R_CALLIND-10]
	_ = x[R_CALLPOWER-11]
	_ = x[R_CALLMIPS-12]
	_ = x[R_CONST-13]
	_ = x[R_PCREL-14]
	_ = x[R_TLS_LE-15]
	_ = x[R_TLS_IE-16]

	__bits [4]uint32
}

type siginfo struct {
	_signo   int32
	_code    int32
	_errno   int32
	_reason  uintptr
	_reasonx [16]byte
}

type stackt struct {
	ss_sp    uintptr
	ss_size  uintptr
	ss_flags int32
}

type timespec struct {
	tv_sec  int64
	tv_nsec int32
	_       [4]byte // EABI
}

//go:nosplit
func (ts *timespec) setNsec(ns int64) {

	sigeventFields

	// Pad struct to the max size in the kernel.
	_ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte
}

const (
	_O_RDONLY    = 0x0
	_O_WRONLY    = 0x1
	_O_CREAT     = 0x40
	_O_TRUNC     = 0x200
	_O_NONBLOCK  = 0x800
	_O_CLOEXEC   = 0x80000
	_SA_RESTORER = 0
)

type stackt struct {
	ss_sp    *byte
	ss_flags int32
	ss_size  uintptr
}

type sigcontext struct {

Joe Tsai <******@****.***> 1446603151 -0800

	si_addr uint64
}

type siginfo struct {
	siginfoFields
	// Pad struct to the max size in the kernel.
	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
}

type usigset struct {
	val [16]uint64
}

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

type sigcontext struct {
	sc_pc         uint64
	sc_regs       [32]uint64

	sc_fpstate  unsafe.Pointer
}

type siginfo struct {
	si_signo int32
	si_code  int32
	si_errno int32
	_data    [116]byte
}

type stackt struct {
	ss_sp    uintptr
	ss_size  uintptr
	ss_flags int32
}

type timespec struct {
	tv_sec  int64
	tv_nsec int32
}

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