vd_hash    uint32 /* Version name hash value */
	vd_aux     uint32 /* Offset in bytes to verdaux array */
	vd_next    uint32 /* Offset in bytes to next verdef entry */
}

type elfEhdr struct {
	e_ident     [_EI_NIDENT]byte /* Magic number and other info */
	e_type      uint16           /* Object file type */
	e_machine   uint16           /* Architecture */
	e_version   uint32           /* Object file version */

	vd_hash    uint32 /* Version name hash value */
	vd_aux     uint32 /* Offset in bytes to verdaux array */
	vd_next    uint32 /* Offset in bytes to next verdef entry */
}

type elfEhdr struct {
	e_ident     [_EI_NIDENT]byte /* Magic number and other info */
	e_type      uint16           /* Object file type */
	e_machine   uint16           /* Architecture */
	e_version   uint32           /* Object file version */

		case *ast.CallExpr:
			if isIdent(n.Fun, "sprintf") && len(n.Args) >= 4 /* ... args */ {
				n.Args = insert(n.Args, 1, newIdent(n.Args[1].Pos(), "nil"))
				return false
			}
		}
		return true
	})
}

// asIdent returns x as *ast.Ident if it is an identifier with the given name.
func asIdent(x ast.Node, name string) *ast.Ident {
	if ident, _ := x.(*ast.Ident); ident != nil && ident.Name == name {
		return ident

 * Constants
 */

// Indexes into the Header.Ident array.
const (
	EI_CLASS      = 4  /* Class of machine. */
	EI_DATA       = 5  /* Data format. */
	EI_VERSION    = 6  /* ELF format version. */
	EI_OSABI      = 7  /* Operating system / ABI identification */
	EI_ABIVERSION = 8  /* ABI version */
	EI_PAD        = 9  /* Start of padding (per SVR4 ABI). */
	EI_NIDENT     = 16 /* Size of e_ident array. */
)

	}
}

func isWakeup(ev *keventt) bool {
	if ev.filter == _EVFILT_USER {
		if ev.ident == kqIdent {
			return true
		}
		println("runtime: netpoll: break fd ready for", ev.ident)
		throw("runtime: netpoll: break fd ready for something unexpected")
	}
	return false
}

func drainWakeupEvent(kq int32) {
	ev := keventt{
		ident:  kqIdent,
		filter: _EVFILT_USER,
		flags:  _EV_DISABLE,
	}
	kevent(kq, &ev, 1, nil, 0, nil)

//
// TODO: This is closely tied to id.Obj which is deprecated.
func funcLitInScope(id *ast.Ident) *ast.FuncLit {
	// Compare to (*ast.Object).Pos().
	if id.Obj == nil {
		return nil
	}
	var rhs ast.Expr
	switch d := id.Obj.Decl.(type) {
	case *ast.AssignStmt:
		for i, x := range d.Lhs {
			if ident, isIdent := x.(*ast.Ident); isIdent && ident.Name == id.Name && i < len(d.Rhs) {
				rhs = d.Rhs[i]
			}
		}
	case *ast.ValueSpec:

					pkgName = cand.Name.Name
				}
			}
		}
		if pkgName == "." {
			return ast.NewIdent(t.Obj().Name())
		}
		return &ast.SelectorExpr{
			X:   ast.NewIdent(pkgName),
			Sel: ast.NewIdent(t.Obj().Name()),
		}
	case *types.Struct:
		return ast.NewIdent(t.String())
	case *types.Interface:
		return ast.NewIdent(t.String())
	default:
		return nil
	}
}

}

func (p *parser) makeIdentList(list []ast.Expr) []*ast.Ident {
	idents := make([]*ast.Ident, len(list))
	for i, x := range list {
		ident, isIdent := x.(*ast.Ident)
		if !isIdent {
			pos := x.(ast.Expr).Pos()
			p.errorExpected(pos, "identifier")
			ident = &ast.Ident{pos, "_", nil}
		}
		idents[i] = ident
	}
	return idents
}

			return d.Name.Pos()
		}
	case *LabeledStmt:
		if d.Label.Name == name {
			return d.Label.Pos()
		}
	case *AssignStmt:
		for _, x := range d.Lhs {
			if ident, isIdent := x.(*Ident); isIdent && ident.Name == name {
				return ident.Pos()
			}
		}
	case *Scope:
		// predeclared object - nothing to do for now
	}
	return token.NoPos
}

// ObjKind describes what an [Object] represents.

func copyConstType(typ ast.Expr, pos token.Pos) ast.Expr {
	switch typ := typ.(type) {
	case *ast.Ident:
		return &ast.Ident{Name: typ.Name, NamePos: pos}
	case *ast.SelectorExpr:
		if id, ok := typ.X.(*ast.Ident); ok {
			// presumably a qualified identifier
			return &ast.SelectorExpr{
				Sel: ast.NewIdent(typ.Sel.Name),
				X:   &ast.Ident{Name: id.Name, NamePos: pos},
			}
		}
	}