return reflect.Value{}, err
	}
	numIn := typ.NumIn()
	var dddType reflect.Type
	if typ.IsVariadic() {
		if len(args) < numIn-1 {
			return reflect.Value{}, fmt.Errorf("wrong number of args for %s: got %d want at least %d", name, len(args), numIn-1)
		}
		dddType = typ.In(numIn - 1).Elem()
	} else {
		if len(args) != numIn {

	}
	typ := fun.Type()
	numIn := len(args)
	if !isMissing(final) {
		numIn++
	}
	numFixed := len(args)
	if typ.IsVariadic() {
		numFixed = typ.NumIn() - 1 // last arg is the variadic one.
		if numIn < numFixed {
			s.errorf("wrong number of args for %s: want at least %d got %d", name, typ.NumIn()-1, len(args))
		}
	} else if numIn != typ.NumIn() {

			if typ.Kind() != reflect.Func {
				t.Fatalf("test case is not a function, has type: %s", typ.String())
			}
			if typ.NumIn() != typ.NumOut() {
				t.Fatalf("test case has different number of inputs and outputs: %d in, %d out", typ.NumIn(), typ.NumOut())
			}
			var args []reflect.Value
			for i := 0; i < typ.NumIn(); i++ {
				args = append(args, genValue(t, typ.In(i), r))
			}
			results := fn.Call(args)

		return SetupError("function does not return one value")
	}
	if fType.Out(0).Kind() != reflect.Bool {
		return SetupError("function does not return a bool")
	}

	arguments := make([]reflect.Value, fType.NumIn())
	rand := config.getRand()
	maxCount := config.getMaxCount()

	for i := 0; i < maxCount; i++ {
		err := arbitraryValues(arguments, fType, config, rand)
		if err != nil {
			return err
		}

func (t rtype) NumField() int {
	tt := t.Type.StructType()
	if tt == nil {
		panic("reflect: NumField of non-struct type")
	}
	return len(tt.Fields)
}

func (t rtype) NumIn() int {
	tt := t.Type.FuncType()
	if tt == nil {
		panic("reflect: NumIn of non-func type")
	}
	return int(tt.InCount)
}

func (t rtype) NumOut() int {
	tt := t.Type.FuncType()
	if tt == nil {

func badlinkname_rtype_Name(*rtype) string

//go:linkname badlinkname_rtype_NumField reflect.(*rtype).NumField
func badlinkname_rtype_NumField(*rtype) int

//go:linkname badlinkname_rtype_NumIn reflect.(*rtype).NumIn
func badlinkname_rtype_NumIn(*rtype) int

//go:linkname badlinkname_rtype_NumMethod reflect.(*rtype).NumMethod
func badlinkname_rtype_NumMethod(*rtype) int

 func...

	if printFunc.Kind() != reflect.Func {
		return fmt.Errorf("invalid print handler. %#v is not a function", printFunc)
	}
	funcType := printFunc.Type()
	if funcType.NumIn() != 2 || funcType.NumOut() != 2 {
		return fmt.Errorf("invalid print handler." +
			"Must accept 2 parameters and return 2 value")
	}
	if funcType.In(1) != reflect.TypeOf((*GenerateOptions)(nil)).Elem() ||

	funcname := f.cName(cdecl)
	attr := "__stdcall"
	if cdecl {
		attr = "__cdecl"
	}
	typename := "t" + funcname
	t := reflect.TypeOf(f.goFunc)
	cTypes := make([]string, t.NumIn())
	cArgs := make([]string, t.NumIn())
	for i := range cTypes {
		// We included stdint.h, so this works for all sized
		// integer types, and uint8Pair_t.
		cTypes[i] = t.In(i).Name() + "_t"
		if t.In(i).Name() == "uint8Pair" {

	}
	tt := (*abi.FuncType)(unsafe.Pointer(t))
	return toType(tt.InSlice()[i])
}

func (t *rtype) NumIn() int {
	if t.Kind() != Func {
		panic("reflect: NumIn of non-func type " + t.String())
	}
	tt := (*abi.FuncType)(unsafe.Pointer(t))
	return tt.NumIn()
}

func (t *rtype) NumOut() int {
	if t.Kind() != Func {
		panic("reflect: NumOut of non-func type " + t.String())
	}