{
my $package = shift;
my $dir;
- if ($^O eq "MSWin32") {
+ if ($^O eq "MSWin32" && -f "Win32.xs") {
# We don't use getcwd() on Windows because it will internally
# call Win32::GetCwd(), which will get the Win32 module loaded.
# That means that it would not be possible to run `make test`