SetNonblock(1, true)
	SetNonblock(2, true)
}

type uintptr32 = uint32
type size = uint32
type fdflags = uint32
type filesize = uint64
type filetype = uint8
type lookupflags = uint32
type oflags = uint32
type rights = uint64
type timestamp = uint64
type dircookie = uint64
type filedelta = int64
type fstflags = uint32

type iovec struct {
	buf    uintptr32
	bufLen size
}

const (

type reader struct {
	br           bitReader
	fileCRC      uint32
	blockCRC     uint32
	wantBlockCRC uint32
	setupDone    bool // true if we have parsed the bzip2 header.
	eof          bool
	blockSize    int       // blockSize in bytes, i.e. 900 * 1000.
	c            [256]uint // the ``C'' array for the inverse BWT.

	pcdelta := uint32(p[0])
	n = 1
	if pcdelta&0x80 != 0 {
		n, pcdelta = readvarint(p)
	}
	p = p[n:]
	*pc += uintptr(pcdelta * sys.PCQuantum)
	return p, true
}

// readvarint reads a varint from p.
func readvarint(p []byte) (read uint32, val uint32) {
	var v, shift, n uint32
	for {
		b := p[n]
		n++
		v |= uint32(b&0x7F) << (shift & 31)
		if b&0x80 == 0 {
			break
		}

	// blocked on the same condvar, which is currently not possible.
	notify uint32

	// List of parked waiters.
	lock mutex
	head *sudog
	tail *sudog
}

// less checks if a < b, considering a & b running counts that may overflow the
// 32-bit range, and that their "unwrapped" difference is always less than 2^31.
func less(a, b uint32) bool {
	return int32(a-b) < 0
}

	entryOff uint32 // start pc, as offset from moduledata.text/pcHeader.textStart
	nameOff  int32  // function name, as index into moduledata.funcnametab.

	args        int32  // in/out args size
	deferreturn uint32 // offset of start of a deferreturn call instruction from entry, if any.

	pcsp      uint32
	pcfile    uint32
	pcln      uint32
	npcdata   uint32

	if f-g*h >= 0 {
		return 6
	}
	return 0
}

func CmpToZero_ex5(e, f int32, u uint32) int {
	// arm:`CMN`,-`ADD`,`BEQ`,`(BMI|BPL)`
	if e+f<<1 > 0 {
		return 1
	}

	// arm:`CMP`,-`SUB`,`(BMI|BPL)`
	if f-int32(u>>2) >= 0 {
		return 2
	}
	return 0
}

func UintLtZero(a uint8, b uint16, c uint32, d uint64) int {
	// amd64: -`(TESTB|TESTW|TESTL|TESTQ|JCC|JCS)`

	}
	return d, e
}

func NoFix32A(divr int32) (int32, int32) {
	var d int32 = 42
	var e int32 = 84
	if divr > 5 {
		// amd64:-"JMP"
		// 386:-"JMP"
		d /= divr
		// amd64:-"JMP"
		// 386:-"JMP"
		e %= divr
		d += e
	}
	return d, e
}

func NoFix32B(divd int32) (int32, int32) {
	var d int32
	var e int32
	var divr int32 = -1
	if divd > -2147483648 {
		// amd64:-"JMP"

	runtimeContentionStacks  atomic.Int32
	scavtrace                int32
	scheddetail              int32
	schedtrace               int32
	tracebackancestors       int32
	asyncpreemptoff          int32
	harddecommit             int32
	adaptivestackstart       int32
	tracefpunwindoff         int32
	traceadvanceperiod       int32
	traceCheckStackOwnership int32
	profstackdepth           int32

	GetPodDir(podUID types.UID) string
	ListPodsFromDisk() ([]types.UID, error)
	GetKubeletMappings() (uint32, uint32, error)
	GetMaxPods() int
}

type UsernsManager struct {
	used    *allocator.AllocationBitmap
	usedBy  map[types.UID]uint32 // Map pod.UID to range used
	removed int

	off int
	len int

	kl userNsPodsManager
	// This protects all members except for kl.anager

	// blocked transition into _Gsyscall/_Psyscall.
	preemptExtLock uint32
}

// Stubs so tests can link correctly. These should never be called.
func open(name *byte, mode, perm int32) int32 {
	throw("unimplemented")
	return -1
}
func closefd(fd int32) int32 {
	throw("unimplemented")
	return -1
}
func read(fd int32, p unsafe.Pointer, n int32) int32 {
	throw("unimplemented")
	return -1
}