Function c_ares_sys::ares_mkquery

pub unsafe extern fn ares_mkquery(name: *const c_char,
                                  dnsclass: c_int,
                                  type_: c_int,
                                  id: c_ushort,
                                  rd: c_int,
                                  buf: *mut *mut c_uchar,
                                  buflen: *mut c_int)
                                  -> c_int