var procSetFilePointerEx = modkernel32.NewProc("SetFilePointerEx")

const ptrSize = unsafe.Sizeof(uintptr(0))

// setFilePointerEx calls SetFilePointerEx.
// See https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-setfilepointerex
func setFilePointerEx(handle Handle, distToMove int64, newFilePointer *int64, whence uint32) error {
	var e1 Errno
	if unsafe.Sizeof(uintptr(0)) == 8 {

func TestMultiFileInitOrder(t *testing.T) {
	fileA := mustParse(`package main; var a = 1`)
	fileB := mustParse(`package main; var b = 2`)

	// The initialization order must not depend on the parse
	// order of the files, only on the presentation order to
	// the type-checker.
	for _, test := range []struct {
		files []*syntax.File
		want  string
	}{
		{[]*syntax.File{fileA, fileB}, "[a = 1 b = 2]"},

	var tag_buff [8]byte
	DecodeData(tag_buff[:], 8, tag)
	return Setxattr(path, "filetag", tag_buff[:], XATTR_REPLACE)
}

func impl_Chtag(path string, ccsid uint64, textbit uint64) error {
	tag := ccsid<<16 | textbit<<15
	var tag_buff [4]byte
	DecodeData(tag_buff[:], 4, tag)
	return Setxattr(path, "system.filetag", tag_buff[:], XATTR_REPLACE)
}

// End of Chtag

// Nanosleep

	fset := token.NewFileSet()
	fileA := mustParse(fset, `package main; var a = 1`)
	fileB := mustParse(fset, `package main; var b = 2`)

	// The initialization order must not depend on the parse
	// order of the files, only on the presentation order to
	// the type-checker.
	for _, test := range []struct {
		files []*ast.File
		want  string
	}{
		{[]*ast.File{fileA, fileB}, "[a = 1 b = 2]"},