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