Header: Header{
			OS: 255, // unknown
		},
		w:          w,
		level:      level,
		compressor: compressor,
	}
}

// Reset discards the [Writer] z's state and makes it equivalent to the
// result of its original state from [NewWriter] or [NewWriterLevel], but
// writing to w instead. This permits reusing a [Writer] rather than
// allocating a new one.
func (z *Writer) Reset(w io.Writer) {
	z.init(w, z.level)
}

	var echRetryConfigList []byte
	if hs.echContext != nil {
		confTranscript := cloneHash(hs.echContext.innerTranscript, hs.suite.hash)
		confTranscript.Write(hs.serverHello.original[:30])
		confTranscript.Write(make([]byte, 8))
		confTranscript.Write(hs.serverHello.original[38:])
		acceptConfirmation := hs.suite.expandLabel(
			hs.suite.extract(hs.echContext.innerHello.random, nil),
			"ech accept confirmation",
			confTranscript.Sum(nil),

	if cfw.debug {
		fmt.Fprintf(os.Stderr, "=-= writing counter segment header: %+v", cfw.csh)
	}
	if err := binary.Write(ws, binary.LittleEndian, cfw.csh); err != nil {
		return err
	}
	// ... and finally return to the original offset.
	if _, err := ws.Seek(off, io.SeekStart); err != nil {
		return fmt.Errorf("error seeking in patchSegmentHeader: %v", err)
	}
	return nil
}

// templates. The actual representation is not copied, but the name space of
// associated templates is, so further calls to [Template.Parse] in the copy will add
// templates to the copy but not to the original. Clone can be used to prepare
// common templates and use them with variant definitions for other templates
// by adding the variants after the clone is made.
func (t *Template) Clone() (*Template, error) {
	nt := t.copy(nil)

// Code for the perl script that generates the ppc64 assembler
// can be found in the cryptogams repository at the link below. It is based on
// the original from openssl.

// https://github.com/dot-asm/cryptogams/commit/a60f5b50ed908e91

// The differences in this and the original implementation are
// due to the calling conventions and initialization of constants.

//go:build gc && !purego

#include "textflag.h"

// formatted according to the format fmt and precision prec.
//
// The format fmt and precision prec have the same meaning as in [FormatFloat].
// It rounds the result assuming that the original was obtained from a complex
// value of bitSize bits, which must be 64 for complex64 and 128 for complex128.
func FormatComplex(c complex128, fmt byte, prec, bitSize int) string {
	if bitSize != 64 && bitSize != 128 {

		gover.ModSort(roots)

		// First, we extend the graph so that it includes the selected version
		// of every root. The upgraded roots are in addition to the original
		// roots, so we will have enough information to trace a path to each
		// conflict we discover from one or more of the original roots.
		mg, upgradedRoots, err := extendGraph(ctx, rootPruning, roots, selectedRoot)
		if err != nil {
			var tooNew *gover.TooNewError

// The vectorized implementation found below is a derived work
// from code written by Anton Blanchard <******@****.***> found
// at https://github.com/antonblanchard/crc32-vpmsum.  The original
// is dual licensed under GPL and Apache 2.  As the copyright holder
// for the work, IBM has contributed this new work under
// the golang license.

// Changes include porting to Go assembler with modifications for

// array. The line does not include trailing whitespace or the trailing new
// line bytes. The remainder of the byte array (also not including the new line
// bytes) is also returned and this will always be smaller than the original
// argument.
func getLine(data []byte) (line, rest []byte) {
	i := bytes.IndexByte(data, '\n')
	var j int
	if i < 0 {
		i = len(data)
		j = i
	} else {
		j = i + 1
		if i > 0 && data[i-1] == '\r' {

		// Symlink targets are relative to the directory containing the link.
		dstAbs = filepath.Join(filepath.Dir(linkPath), dst)
	}

	// Check that the target is correct by comparing it with os.Stat
	// on the original target path.
	dstInfo, err := os.Stat(dstAbs)
	if err != nil {
		log.Fatal(err)
	}
	targetInfo, err := os.Stat(targetPath)
	if err != nil {
		log.Fatal(err)
	}
	if !os.SameFile(dstInfo, targetInfo) {