func (c *sigctxt) sigcode() uint32 { return uint32(c.info._code) }
func (c *sigctxt) sigaddr() uint32 {
	return *(*uint32)(unsafe.Pointer(&c.info._reason[0]))
}

func (c *sigctxt) set_eip(x uint32)     { c.regs().__gregs[_REG_EIP] = x }
func (c *sigctxt) set_esp(x uint32)     { c.regs().__gregs[_REG_UESP] = x }
func (c *sigctxt) set_sigcode(x uint32) { c.info._code = int32(x) }

func (c *sigctxt) sigaddr() uint32 { return uint32(c.info.si_addr) }

func (c *sigctxt) set_pc(x uint32)  { c.regs().__gregs[15] = x }
func (c *sigctxt) set_sp(x uint32)  { c.regs().__gregs[13] = x }
func (c *sigctxt) set_lr(x uint32)  { c.regs().__gregs[14] = x }
func (c *sigctxt) set_r10(x uint32) { c.regs().__gregs[10] = x }

func (c *sigctxt) set_sigcode(x uint32) { c.info.si_code = int32(x) }

type ureg struct {
	di    uint32 /* general registers */
	si    uint32 /* ... */
	bp    uint32 /* ... */
	nsp   uint32
	bx    uint32 /* ... */
	dx    uint32 /* ... */
	cx    uint32 /* ... */
	ax    uint32 /* ... */
	gs    uint32 /* data segments */
	fs    uint32 /* ... */
	es    uint32 /* ... */
	ds    uint32 /* ... */
	trap  uint32 /* trap _type */
	ecode uint32 /* error code (or zero) */
	pc    uint32 /* pc */

		(Or32 <typ.UInt32>
			(Or32 <typ.UInt32>
				(Rsh32Ux32 <typ.UInt32> (Int64Lo x) s)
				(Lsh32x32 <typ.UInt32>
					(Int64Hi x)
					(Sub32 <typ.UInt32> (Const32 <typ.UInt32> [32]) s)))
			(And32 <typ.UInt32>
				(Rsh32x32 <typ.UInt32>
					(Int64Hi x)
					(Sub32 <typ.UInt32> s (Const32 <typ.UInt32> [32])))
				(Zeromask
					(Rsh32Ux32 <typ.UInt32> s (Const32 <typ.UInt32> [5]))))))
(Rsh64x16 x s) =>

	__dsh         uint16
	edi           uint32
	esi           uint32
	ebp           uint32
	esp           uint32
	ebx           uint32
	edx           uint32
	ecx           uint32
	eax           uint32
	trapno        uint32
	err           uint32
	eip           uint32
	cs            uint16
	__csh         uint16
	eflags        uint32
	esp_at_signal uint32
	ss            uint16
	__ssh         uint16

	Pid      int32
	Seq      int32
	Errno    int32
	Inits    uint32
	Rmx      RtMetrics
}

type RtMetrics struct {
	Pksent   uint64
	Expire   int64
	Locks    uint32
	Mtu      uint32
	Refcnt   uint32
	Hopcount uint32
	Recvpipe uint32
	Sendpipe uint32
	Ssthresh uint32
	Rtt      uint32
	Rttvar   uint32
	Pad      uint32
}

type Mclpool struct{}

const (

func (c *sigctxt) r8() uint32  { return c.regs().r8 }
func (c *sigctxt) r9() uint32  { return c.regs().r9 }
func (c *sigctxt) r10() uint32 { return c.regs().r10 }
func (c *sigctxt) fp() uint32  { return c.regs().fp }
func (c *sigctxt) ip() uint32  { return c.regs().ip }
func (c *sigctxt) sp() uint32  { return c.regs().sp }
func (c *sigctxt) lr() uint32  { return c.regs().lr }

//go:nosplit
//go:nowritebarrierrec

	AuthFlags       uint32
	FullName        *uint16
	UsrComment      *uint16
	Parms           *uint16
	Workstations    *uint16
	LastLogon       uint32
	LastLogoff      uint32
	AcctExpires     uint32
	MaxStorage      uint32
	UnitsPerWeek    uint32
	LogonHours      *byte
	BadPwCount      uint32
	NumLogons       uint32
	LogonServer     *uint16
	CountryCode     uint32
	CodePage        uint32

	Xmitquota  uint8
	Unused1    uint8
	Mtu        uint32
	Metric     uint32
	Baudrate   uint32
	Ipackets   uint32
	Ierrors    uint32
	Opackets   uint32
	Oerrors    uint32
	Collisions uint32
	Ibytes     uint32
	Obytes     uint32
	Imcasts    uint32
	Omcasts    uint32
	Iqdrops    uint32
	Noproto    uint32
	Recvtiming uint32
	Xmittiming uint32
	Lastchange Timeval32
	Unused2    uint32

//sys	regEnumValue(key syscall.Handle, index uint32, name *uint16, nameLen *uint32, reserved *uint32, valtype *uint32, buf *byte, buflen *uint32) (regerrno error) = advapi32.RegEnumValueW
//sys	regDeleteValue(key syscall.Handle, name *uint16) (regerrno error) = advapi32.RegDeleteValueW
//sys   regLoadMUIString(key syscall.Handle, name *uint16, buf *uint16, buflen uint32, buflenCopied *uint32, flags uint32, dir *uint16) (regerrno error) = advapi32.RegLoadMUIStringW