Function windows_sys::Win32::Storage::FileSystem::GetDiskFreeSpaceExW
pub unsafe extern "system" fn GetDiskFreeSpaceExW(
lpdirectoryname: PCWSTR,
lpfreebytesavailabletocaller: *mut u64,
lptotalnumberofbytes: *mut u64,
lptotalnumberoffreebytes: *mut u64,
) -> BOOL