pub type PDNS_QUERY_COMPLETION_ROUTINE = Option<unsafe extern "system" fn(pquerycontext: *const c_void, pqueryresults: *mut DNS_QUERY_RESULT)>;
Expand description

Required features: "Win32_Foundation"

Aliased Type§

enum PDNS_QUERY_COMPLETION_ROUTINE {
    None,
    Some(unsafe extern "system" fn(_: *const c_void, _: *mut DNS_QUERY_RESULT)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(_: *const c_void, _: *mut DNS_QUERY_RESULT))

Some value of type T.