Function windows::Wdk::Storage::FileSystem::RtlUnicodeToMultiByteN

pub unsafe fn RtlUnicodeToMultiByteN(
    multibytestring: &mut [u8],
    bytesinmultibytestring: Option<*mut u32>,
    unicodestring: *const u16,
    bytesinunicodestring: u32,
) -> NTSTATUS