Function RtlUnicodeToUTF8N

pub unsafe extern "system" fn RtlUnicodeToUTF8N(
    utf8stringdestination: PSTR,
    utf8stringmaxbytecount: u32,
    utf8stringactualbytecount: *mut u32,
    unicodestringsource: *const u16,
    unicodestringbytecount: u32,
) -> NTSTATUS