// These are ordered and grouped to match ../../go/ast/ast.go
	case *ast.Field:
		if len(n.Names) == 0 && context == ctxField {
			f.walk(&n.Type, ctxEmbedType, visit)
		} else {
			f.walk(&n.Type, ctxType, visit)
		}
	case *ast.FieldList:
		for _, field := range n.List {
			f.walk(field, context, visit)
		}
	case *ast.BadExpr:
	case *ast.Ident:
	case *ast.Ellipsis:
		f.walk(&n.Elt, ctxType, visit)

}

func funcTypeTypeParams(n *ast.FuncType) *ast.FieldList {
	return n.TypeParams
}

func typeSpecTypeParams(n *ast.TypeSpec) *ast.FieldList {
	return n.TypeParams

package main

import (
	"go/ast"
	"go/token"
)

func (f *File) walkUnexpected(x interface{}, context astContext, visit func(*File, interface{}, astContext)) {
	error_(token.NoPos, "unexpected type %T in walk", x)
	panic("unexpected type")
}

func funcTypeTypeParams(n *ast.FuncType) *ast.FieldList {
	return nil
}

func typeSpecTypeParams(n *ast.TypeSpec) *ast.FieldList {
	return nil

pkg go/types, type Info struct
pkg go/types, type Info struct, Defs map[*ast.Ident]Object
pkg go/types, type Info struct, Implicits map[ast.Node]Object
pkg go/types, type Info struct, InitOrder []*Initializer
pkg go/types, type Info struct, Scopes map[ast.Node]*Scope
pkg go/types, type Info struct, Selections map[*ast.SelectorExpr]*Selection
pkg go/types, type Info struct, Types map[ast.Expr]TypeAndValue

	// except in the definition (handled at end of function).
	refName := make(map[*ast.Expr]*Name)
	for _, r := range f.Ref {
		refName[r.Expr] = r.Name
	}
	for _, d := range f.AST.Decls {
		d, ok := d.(*ast.GenDecl)
		if !ok || d.Tok != token.TYPE {
			continue
		}
		for _, s := range d.Specs {
			s := s.(*ast.TypeSpec)
			n := refName[&s.Type]
			if n != nil && n.Mangle != "" {

			return true
		}
		if strings.HasPrefix(t.Name, "_Ctype_") {
			return true
		}
	case *ast.ParenExpr:
		return p.isType(t.X)
	case *ast.StarExpr:
		return p.isType(t.X)
	case *ast.ArrayType, *ast.StructType, *ast.FuncType, *ast.InterfaceType,
		*ast.MapType, *ast.ChanType:

		return true
	}
	return false
}

pkg go/token, func IsExported(string) bool
pkg go/token, func IsIdentifier(string) bool
pkg go/token, func IsKeyword(string) bool
pkg go/types, func CheckExpr(*token.FileSet, *Package, token.Pos, ast.Expr, *Info) error
pkg log, func Writer() io.Writer
pkg log/syslog (netbsd-arm64-cgo), const LOG_ALERT = 1
pkg log/syslog (netbsd-arm64-cgo), const LOG_ALERT Priority
pkg log/syslog (netbsd-arm64-cgo), const LOG_AUTH = 32

pkg debug/plan9obj, var ErrNoSymbols error
pkg go/ast, method (*IndexListExpr) End() token.Pos
pkg go/ast, method (*IndexListExpr) Pos() token.Pos
pkg go/ast, type FuncType struct, TypeParams *FieldList
pkg go/ast, type IndexListExpr struct
pkg go/ast, type IndexListExpr struct, Indices []Expr
pkg go/ast, type IndexListExpr struct, Lbrack token.Pos
pkg go/ast, type IndexListExpr struct, Rbrack token.Pos
pkg go/ast, type IndexListExpr struct, X Expr

pkg flag, method (*FlagSet) BoolFunc(string, string, func(string) error) #53747
pkg go/ast, func IsGenerated(*File) bool #28089
pkg go/ast, func NewPackage //deprecated #52463
pkg go/ast, type File struct, GoVersion string #59033
pkg go/ast, type Importer //deprecated #52463
pkg go/ast, type Object //deprecated #52463
pkg go/ast, type Package //deprecated #52463
pkg go/ast, type Scope //deprecated #52463

pkg go/ast, const Bad ObjKind
pkg go/ast, const Con ObjKind
pkg go/ast, const FilterFuncDuplicates MergeMode
pkg go/ast, const FilterImportDuplicates MergeMode
pkg go/ast, const FilterUnassociatedComments MergeMode
pkg go/ast, const Fun ObjKind
pkg go/ast, const Lbl ObjKind
pkg go/ast, const Pkg ObjKind
pkg go/ast, const RECV ChanDir
pkg go/ast, const SEND ChanDir